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Python
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[[["이해하기 쉬움","easyToUnderstand","thumb-up"],["문제가 해결됨","solvedMyProblem","thumb-up"],["기타","otherUp","thumb-up"]],[["이해하기 어려움","hardToUnderstand","thumb-down"],["잘못된 정보 또는 샘플 코드","incorrectInformationOrSampleCode","thumb-down"],["필요한 정보/샘플이 없음","missingTheInformationSamplesINeed","thumb-down"],["번역 문제","translationIssue","thumb-down"],["기타","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis code sample demonstrates how to asynchronously delete a Firestore collection and its documents.\u003c/p\u003e\n"],["\u003cp\u003eThe function \u003ccode\u003edelete_collection\u003c/code\u003e recursively deletes documents in batches to efficiently remove an entire collection.\u003c/p\u003e\n"],["\u003cp\u003eAuthentication to Firestore requires setting up Application Default Credentials.\u003c/p\u003e\n"],["\u003cp\u003eDetailed documentation on deleting data in Firestore is available at the provided links.\u003c/p\u003e\n"],["\u003cp\u003eThe Google Cloud sample browser can be referenced for more samples on Google Cloud products.\u003c/p\u003e\n"]]],[],null,["# Delete a Firestore collection (async)\n\nDelete a Firestore collection and documents within (async).\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Delete data from Cloud Firestore](https://firebase.google.com/docs/firestore/manage-data/delete-data)\n- [Delete documents and fields](/firestore/native/docs/manage-data/delete-data)\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 async def delete_collection(coll_ref, batch_size):\n docs = coll_ref.limit(batch_size).stream()\n deleted = 0\n\n async for doc in docs:\n print(f\"Deleting doc {doc.id} =\u003e {doc.to_dict()}\")\n await doc.reference.delete()\n deleted = deleted + 1\n\n if deleted \u003e= batch_size:\n return delete_collection(coll_ref, batch_size)\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)."]]