{"componentChunkName":"component---src-templates-documentation-tsx","path":"/firestore/usage","result":{"data":{"mdx":{"body":"var _excluded = [\"components\"];\nfunction _extends() { _extends = Object.assign ? 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{\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \" userId \", mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token punctuation\"\n  }, \"}\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"useEffect\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" subscriber \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"userId\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"onSnapshot\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"documentSnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n        \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User data: '\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"data\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Stop listening for updates when no longer required\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"return\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"subscriber\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"[\"), \"userId\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"]\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), \"\\n\")), mdx(\"p\", null, \"Realtime changes via the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"onSnapshot\"), \" method can be applied to both collections and documents.\"), mdx(\"h3\", {\n    \"id\": \"snapshots\"\n  }, \"Snapshots\"), mdx(\"p\", null, \"Once a query has returned a result, Firestore returns either a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/querysnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"QuerySnapshot\")), \" (for\\ncollection queries) or a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/documentsnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"DocumentSnapshot\")), \" (for document queries). These snapshots\\nprovide the ability to view the data, view query metadata (such as whether the data was from local cache), whether the\\ndocument exists or not and more.\"), mdx(\"h4\", {\n    \"id\": \"querysnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"h4\"\n  }, \"QuerySnapshot\")), mdx(\"p\", null, \"A \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/querysnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"QuerySnapshot\")), \" returned from a collection query allows you to inspect the collection,\\nsuch as how many documents exist within it, access to the documents within the collection, any changes since the last query\\nand more.\"), mdx(\"p\", null, \"To access the documents within a \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"QuerySnapshot\"), \", call the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"forEach\"), \" method:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"querySnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Total users: '\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" querySnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, \"size\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n    querySnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"forEach\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"documentSnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User ID: '\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, \"id\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"data\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"Each child document of a \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"QuerySnapshot\"), \" is a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/querydocumentsnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"QueryDocumentSnapshot\")), \", which\\nallows you to access specific information about a document (see below).\"), mdx(\"h4\", {\n    \"id\": \"documentsnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"h4\"\n  }, \"DocumentSnapshot\")), mdx(\"p\", null, \"A \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/documentsnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"DocumentSnapshot\")), \" is returned from a query to a specific document, or as part\\nof the documents returned via a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/querysnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"QuerySnapshot\")), \". The snapshot provides the ability\\nto view a documents data, metadata and whether a document actually exists.\"), mdx(\"p\", null, \"To view a documents data, call the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"data\"), \" method on the snapshot:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"documentSnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User exists: '\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, \"exists\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"if\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, \"exists\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User data: '\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"data\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"A snapshot also provides a helper function to easily access deeply nested data within a document. Call the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"get\"), \" method\\nwith a dot-notated path:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"function\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"getUserZipCode\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"documentSnapshot\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"return\"), \" documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'info.address.zipcode'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"documentSnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"getUserZipCode\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"zipCode\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users zip code is: '\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" zipCode\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"h3\", {\n    \"id\": \"querying\"\n  }, \"Querying\"), mdx(\"p\", null, \"Cloud Firestore offers advanced capabilities for querying collections.\"), mdx(\"h4\", {\n    \"id\": \"filtering\"\n  }, \"Filtering\"), mdx(\"p\", null, \"To filter documents within a collection, the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"where\"), \" method can be chained onto a collection reference. Filtering supports\\nequality checks and \\\"in\\\" queries. For example, to filter users where their age is greater or equal than 18 years old:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Filter results\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"where\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'age'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'>='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"18\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"querySnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"/* ... */\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"Cloud Firestore also supports array membership queries. For example, to filter users who speak both English (en) or\\nFrench (fr), use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"in\"), \" filter:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Filter results\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"where\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'languages'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'in'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"[\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'en'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'fr'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"]\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"querySnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"/* ... */\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"To learn more about all of the querying capabilities Cloud Firestore has to offer, view the\\n\", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"https://firebase.google.com/docs/firestore/query-data/queries\"\n  }, \"Firebase documentation\"), \".\"), mdx(\"p\", null, \"It is now possible to use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"Filter\"), \" instance to make queries. They can be used with the existing query API.\\nFor example, you could chain like so:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" snapshot \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"where\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'user'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Tim'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"where\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'email'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'tim@example.com'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"You can use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"Filter.and()\"), \" static method to make logical AND queries:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" snapshot \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"where\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"and\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'user'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Tim'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'email'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'tim@example.com'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"You can use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"Filter.or()\"), \" static method to make logical OR queries:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" snapshot \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"where\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"or\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"and\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'user'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Tim'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'email'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'tim@example.com'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"and\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'user'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Dave'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Filter\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'email'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'=='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'dave@example.com'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"For an understanding of what queries are possible, please consult the query limitation documentation on the official\\n\", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"https://firebase.google.com/docs/firestore/query-data/queries#limits_on_or_queries\"\n  }, \"Firebase Firestore documentation\"), \".\"), mdx(\"h4\", {\n    \"id\": \"limiting\"\n  }, \"Limiting\"), mdx(\"p\", null, \"To limit the number of documents returned from a query, use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"limit\"), \" method on a collection reference:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Filter results\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"where\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'age'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'>='\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"18\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Limit results\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"limit\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"20\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"querySnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"/* ... */\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"The above example both filters the users by age and limits the documents returned to 20.\"), mdx(\"h4\", {\n    \"id\": \"ordering\"\n  }, \"Ordering\"), mdx(\"p\", null, \"To order the documents by a specific value, use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"orderBy\"), \" method:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Order results\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"orderBy\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'age'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'desc'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"querySnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"/* ... */\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"The above example orders all user in the snapshot by age in descending order.\"), mdx(\"h4\", {\n    \"id\": \"startend\"\n  }, \"Start/End\"), mdx(\"p\", null, \"To start and/or end the query at a specific point within the collection, you can pass either a value to the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"startAt\"), \",\\n\", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"endAt\"), \", \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"startAfter\"), \" or \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"endBefore\"), \" methods. You must specify an order to use pointers, for example:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"orderBy\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'age'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'desc'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"startAt\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"18\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"endAt\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"30\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"querySnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"/* ... */\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"The above query orders the users by age in descending order, but only returns users whose age is between 18 and 30.\"), mdx(\"p\", null, \"You can further specify a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/documentsnapshot\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"DocumentSnapshot\")), \" instead of a specific value. For example:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" userDocumentSnapshot \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'DEF'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"orderBy\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'age'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'desc'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"startAt\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"userDocumentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"querySnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"/* ... */\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"The above query orders the users by age in descending order, however only returns documents whose order starts at the user\\nwith an ID of \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"DEF\"), \".\"), mdx(\"h4\", {\n    \"id\": \"query-limitations\"\n  }, \"Query Limitations\"), mdx(\"p\", null, \"Cloud Firestore does not support the following types of queries:\"), mdx(\"ul\", null, mdx(\"li\", {\n    parentName: \"ul\"\n  }, \"Queries with range filters on different fields, as described in the previous section.\")), mdx(\"h2\", {\n    \"id\": \"writing-data\"\n  }, \"Writing Data\"), mdx(\"p\", null, \"The \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"https://firebase.google.com/docs/firestore/manage-data/structure-data\"\n  }, \"Firebase documentation\"), \" provides great examples\\non best practices on how to structure your data. We highly recommend reading the guide before building out your database.\"), mdx(\"p\", null, \"For a more in-depth look at what is possible when writing data to Firestore please refer to this \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"https://firebase.google.com/docs/firestore/manage-data/add-data\"\n  }, \"documentation\")), mdx(\"h2\", {\n    \"id\": \"adding-documents\"\n  }, \"Adding documents\"), mdx(\"p\", null, \"To add a new document to a collection, use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"add\"), \" method on a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/collectionreference\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"CollectionReference\")), \":\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"add\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    name\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Ada Lovelace'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n    age\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"30\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User added!'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"The \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"add\"), \" method adds the new document to your collection with a random unique ID. If you'd like to specify your own ID,\\ncall the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"set\"), \" method on a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/documentreference\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"DocumentReference\")), \" instead:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"set\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    name\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Ada Lovelace'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n    age\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"30\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User added!'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"h3\", {\n    \"id\": \"updating-documents\"\n  }, \"Updating documents\"), mdx(\"p\", null, \"The \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"set\"), \" method exampled above replaces any existing data on a given \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/documentreference\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"DocumentReference\")), \".\\nif you'd like to update a document instead, use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"update\"), \" method:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    age\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"31\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User updated!'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"The method also provides support for updating deeply nested values via dot-notation:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'info.address.zipcode'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"94040\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User updated!'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"h4\", {\n    \"id\": \"field-values\"\n  }, \"Field values\"), mdx(\"p\", null, \"Cloud Firestore supports storing and manipulating values on your database, such as \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/timestamp\"\n  }, \"Timestamps\"), \",\\n\", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/geopoint\"\n  }, \"GeoPoints\"), \", \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/blob\"\n  }, \"Blobs\"), \" and array management.\"), mdx(\"p\", null, \"To store \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/geopoint\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"GeoPoint\")), \" values, provide the latitude and longitude to a new instance of the\\nclass:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'users/ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'info.address.location'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"new\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token class-name\"\n  }, \"firestore\", mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token punctuation\"\n  }, \".\"), \"GeoPoint\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"53.483959\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"-\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"2.244644\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"To store a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/blob\"\n  }, \"Blob\"), \" (for example of a \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"Base64\"), \" image string), provide the string to the static\\n\", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"fromBase64String\"), \" method on the class:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'users/ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'info.avatar'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" firestore\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"Blob\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"fromBase64String\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'data:image/png;base64,iVBOR...'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"When storing timestamps, it is recommended you use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"serverTimestamp\"), \" static method on the \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/fieldvalue\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"FieldValue\")), \"\\nclass. When written to the database, the Firebase servers will write a new timestamp based on their time, rather than the clients. This helps\\nresolve any data consistency issues with different client timezones:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'users/ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n  createdAt\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" firestore\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"FieldValue\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"serverTimestamp\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"Cloud Firestore also allows for storing arrays. To help manage the values with an array (adding or removing) the API\\nexposes an \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"arrayUnion\"), \" and \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"arrayRemove\"), \" methods on the \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/fieldvalue\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"FieldValue\")), \" class.\"), mdx(\"p\", null, \"To add a new value to an array (if value does not exist, will not add duplicate values):\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'users/ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    fcmTokens\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" firestore\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"FieldValue\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"arrayUnion\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABCDE123456'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"To remove a value from the array (if the value exists):\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'users/ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    fcmTokens\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" firestore\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"FieldValue\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"arrayRemove\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABCDE123456'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"h2\", {\n    \"id\": \"removing-data\"\n  }, \"Removing data\"), mdx(\"p\", null, \"You can delete documents within Cloud Firestore using the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"delete\"), \" method on a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/documentreference\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"DocumentReference\")), \":\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"delete\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'User deleted!'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"p\", null, \"At this time, you cannot delete an entire collection without use of a Firebase Admin SDK.\"), mdx(\"blockquote\", null, mdx(\"p\", {\n    parentName: \"blockquote\"\n  }, \"If a document contains any sub-collections, these will not be deleted from database. You must delete\\nany sub-collections yourself.\")), mdx(\"p\", null, \"If you need to remove a specific property with a document, rather than the document itself, you can use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"delete\"), \"\\nmethod on the \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"/reference/firestore/fieldvalue\"\n  }, mdx(\"inlineCode\", {\n    parentName: \"a\"\n  }, \"FieldValue\")), \" class:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n  fcmTokens\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" firestore\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token maybe-class-name\"\n  }, \"FieldValue\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"delete\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"h2\", {\n    \"id\": \"transactions\"\n  }, \"Transactions\"), mdx(\"p\", null, \"Transactions are a way to always ensure a write occurs with the latest information available on the server. Transactions\\nnever partially apply writes & all writes execute at the end of a successful transaction.\"), mdx(\"p\", null, \"Transactions are useful when you want to update a field's value based on its current value, or the value of some other field.\\nIf you simply want to write multiple documents without using the document's current state, a \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"#batch-write\"\n  }, \"batch write\"), \" would be more appropriate.\"), mdx(\"p\", null, \"When using transactions, note that:\"), mdx(\"ul\", null, mdx(\"li\", {\n    parentName: \"ul\"\n  }, \"Read operations must come before write operations.\"), mdx(\"li\", {\n    parentName: \"ul\"\n  }, \"A function calling a transaction (transaction function) might run more than once if a concurrent edit affects a document that the transaction reads.\"), mdx(\"li\", {\n    parentName: \"ul\"\n  }, \"Transaction functions should not directly modify application state (return a value from the \", mdx(\"inlineCode\", {\n    parentName: \"li\"\n  }, \"updateFunction\"), \").\"), mdx(\"li\", {\n    parentName: \"ul\"\n  }, \"Transactions will fail when the client is offline.\")), mdx(\"p\", null, \"Imagine a scenario whereby an app has the ability to \\\"Like\\\" user posts. Whenever a user presses the \\\"Like\\\" button,\\na \\\"likes\\\" value (number of likes) on a \\\"Posts\\\" collection document increments. Without transactions, we'd first need to read\\nthe existing value and then increment that value in two separate operations.\"), mdx(\"p\", null, \"On a high traffic application, the value on the server could already have changed by the time the operation sets a new value,\\ncausing the actual number to not be consistent.\"), mdx(\"p\", null, \"Transactions remove this issue by atomically updating the value on the server. If the value changes whilst the transaction\\nis executing, it will retry. This always ensures the value on the server is used rather than the client value.\"), mdx(\"p\", null, \"To execute a new transaction, call the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"runTransaction\"), \" method:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"function\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"onPostLike\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"postId\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Create a reference to the post\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" postReference \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"doc\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token template-string\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token template-punctuation string\"\n  }, \"`\"), mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token string\"\n  }, \"posts/\"), mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token interpolation\"\n  }, mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token interpolation-punctuation punctuation\"\n  }, \"${\"), \"postId\", mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token interpolation-punctuation punctuation\"\n  }, \"}\")), mdx(\"span\", {\n    parentName: \"span\",\n    \"className\": \"token template-punctuation string\"\n  }, \"`\")), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"return\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"runTransaction\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"async\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"transaction\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Get post data first\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" postSnapshot \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" transaction\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"postReference\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"if\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"!\"), \"postSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, \"exists\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n      \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"throw\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Post does not exist!'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), \"\\n\\n    transaction\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"update\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"postReference\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n      likes\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" postSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"data\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, \"likes\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"+\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token number\"\n  }, \"1\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \"\\n    \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"onPostLike\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'ABC'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Post likes incremented via a transaction'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"catch\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"error\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"error\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"error\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"h2\", {\n    \"id\": \"batch-write\"\n  }, \"Batch write\"), mdx(\"p\", null, \"If you do not need to read any documents in your operation set, you can execute multiple write operations as a single batch\\nthat contains any combination of \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"set\"), \", \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"update\"), \", or \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"delete\"), \" operations. A batch of writes completes atomically and can\\nwrite to multiple documents.\"), mdx(\"p\", null, \"First, create a new batch instance via the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"batch\"), \" method, perform operations on the batch and finally commit it once ready.\\nThe example below shows how to delete all documents in a collection in a single operation:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"async\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"function\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"massDeleteUsers\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Get all users\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" usersQuerySnapshot \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"collection\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'Users'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"get\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// Create a new batch instance\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" batch \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"batch\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n  usersQuerySnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"forEach\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token parameter\"\n  }, \"documentSnapshot\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    batch\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"delete\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"documentSnapshot\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token property-access\"\n  }, \"ref\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"return\"), \" batch\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"commit\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"massDeleteUsers\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"then\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token arrow operator\"\n  }, \"=>\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token console class-name\"\n  }, \"console\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"log\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'All users deleted in a single batch operation.'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\")), mdx(\"h2\", {\n    \"id\": \"secure-your-data\"\n  }, \"Secure your data\"), mdx(\"p\", null, \"It is important that you understand how to write rules in your Firebase console to ensure that your data is secure. Please\\nfollow the Firebase Firestore documentation on \", mdx(\"a\", {\n    parentName: \"p\",\n    \"href\": \"https://firebase.google.com/docs/firestore/security/get-started\"\n  }, \"security\"), \".\"), mdx(\"h2\", {\n    \"id\": \"offline-capabilities\"\n  }, \"Offline Capabilities\"), mdx(\"p\", null, \"Firestore provides out of the box support for offline capabilities. When reading and writing data, Firestore uses a local\\ndatabase which synchronizes automatically with the server. Firestore functionality continues when users are offline, and\\nautomatically handles data migration to the server when they regain connectivity.\"), mdx(\"p\", null, \"This functionality is enabled by default, however it can be disabled if you need it to be disabled (e.g. on apps containing\\nsensitive information). The \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"settings()\"), \" method must be called before any Firestore interaction is performed, otherwise it will only take effect on the next app launch:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"async\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"function\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"bootstrap\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"settings\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"{\"), \"\\n    persistence\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \":\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token boolean\"\n  }, \"false\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \",\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// disable offline persistence\"), \"\\n  \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"}\"), \"\\n\")), mdx(\"h2\", {\n    \"id\": \"data-bundles\"\n  }, \"Data bundles\"), mdx(\"p\", null, \"Cloud Firestore data bundles are static data files built by you from Cloud Firestore document and query snapshots,\\nand published by you on a CDN, hosting service or other solution. Once a bundle is loaded, a client app can query documents\\nfrom the local cache or the backend.\"), mdx(\"p\", null, \"To load and query data bundles, use the \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"loadBundle\"), \" and \", mdx(\"inlineCode\", {\n    parentName: \"p\"\n  }, \"namedQuery\"), \" methods:\"), mdx(\"pre\", {\n    \"className\": \"language-js\"\n  }, mdx(\"code\", {\n    parentName: \"pre\",\n    \"className\": \"language-js\"\n  }, mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"import\"), \" firestore \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword module\"\n  }, \"from\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'@react-native-firebase/firestore'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// load the bundle contents\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" response \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"fetch\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token string\"\n  }, \"'https://api.example.com/bundles/latest-stories'\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"const\"), \" bundle \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token operator\"\n  }, \"=\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" response\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"text\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token keyword\"\n  }, \"await\"), \" \", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token function\"\n  }, \"firestore\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \".\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token method function property-access\"\n  }, \"loadBundle\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \"(\"), \"bundle\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \")\"), mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token punctuation\"\n  }, \";\"), \"\\n\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// query the results from the cache\"), \"\\n\", mdx(\"span\", {\n    parentName: \"code\",\n    \"className\": \"token comment\"\n  }, \"// note: 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