Query a Firestore collection with a cursor start at field filter (async)
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Query a Firestore collection with a cursor start at field filter (async).
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For detailed documentation that includes this code sample, see the following:
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis content demonstrates how to query a Firestore collection asynchronously using a cursor that starts at a specific field filter.\u003c/p\u003e\n"],["\u003cp\u003eThe provided code example showcases querying a "cities" collection, ordering it by "population," and initiating the results at a population of 1,000,000.\u003c/p\u003e\n"],["\u003cp\u003eAuthentication to Firestore requires setting up Application Default Credentials, as detailed in the provided documentation.\u003c/p\u003e\n"],["\u003cp\u003eFurther information on paginating data with query cursors is available through the linked documentation pages.\u003c/p\u003e\n"],["\u003cp\u003eThe Google Cloud sample browser offers additional code samples for other Google Cloud products, including Firestore.\u003c/p\u003e\n"]]],[],null,["# Query a Firestore collection with a cursor start at field filter (async).\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Paginate data with query cursors](/firestore/native/docs/query-data/query-cursors)\n- [Paginate data with query cursors](https://firebase.google.com/docs/firestore/query-data/query-cursors)\n\nCode sample\n-----------\n\n### Python\n\n\nTo authenticate to Firestore, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n cities_ref = db.collection(\"cities\")\n query_start_at = cities_ref.order_by(\"population\").start_at({\"population\": 1000000})\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=firestore)."]]
