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Mendapatkan Dokumen Firestore yang dibuat dari class kustom
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[[["Mudah dipahami","easyToUnderstand","thumb-up"],["Memecahkan masalah saya","solvedMyProblem","thumb-up"],["Lainnya","otherUp","thumb-up"]],[["Sulit dipahami","hardToUnderstand","thumb-down"],["Informasi atau kode contoh salah","incorrectInformationOrSampleCode","thumb-down"],["Informasi/contoh yang saya butuhkan tidak ada","missingTheInformationSamplesINeed","thumb-down"],["Masalah terjemahan","translationIssue","thumb-down"],["Lainnya","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis page demonstrates how to create Firestore documents using code examples in various languages, including C#, Go, Java, Node.js, PHP, Python, and Ruby.\u003c/p\u003e\n"],["\u003cp\u003eThe code samples provided illustrate how to add city data to a Firestore collection, including details like name, state, country, capital status, and population.\u003c/p\u003e\n"],["\u003cp\u003eEach language's example shows how to set up authentication to Firestore using Application Default Credentials.\u003c/p\u003e\n"],["\u003cp\u003eThe data that is added covers 5 cities, these cities are San Francisco, Los Angeles, Washington D.C, Tokyo, and Beijing.\u003c/p\u003e\n"],["\u003cp\u003eIt is possible to access more code samples through the google cloud sample browser.\u003c/p\u003e\n"]]],[],null,["# Get Firestore Documents created from custom classes\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Get data with Cloud Firestore](https://firebase.google.com/docs/firestore/query-data/get-data)\n- [Getting data](/firestore/native/docs/query-data/get-data)\n- [Perform simple and compound queries in Cloud Firestore](https://firebase.google.com/docs/firestore/query-data/queries)\n- [Query and filter data](/firestore/native/docs/query-data/queries)\n\nCode sample\n-----------\n\n### C#\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 CollectionReference citiesRef = db.Collection(\"cities\");\n await citiesRef.Document(\"SF\").SetAsync(new Dictionary\u003cstring, object\u003e(){\n { \"Name\", \"San Francisco\" },\n { \"State\", \"CA\" },\n { \"Country\", \"USA\" },\n { \"Capital\", false },\n { \"Population\", 860000 }\n });\n await citiesRef.Document(\"LA\").SetAsync(new Dictionary\u003cstring, object\u003e(){\n { \"Name\", \"Los Angeles\" },\n { \"State\", \"CA\" },\n { \"Country\", \"USA\" },\n { \"Capital\", false },\n { \"Population\", 3900000 }\n });\n await citiesRef.Document(\"DC\").SetAsync(new Dictionary\u003cstring, object\u003e(){\n { \"Name\", \"Washington D.C.\" },\n { \"State\", null },\n { \"Country\", \"USA\" },\n { \"Capital\", true },\n { \"Population\", 680000 }\n });\n await citiesRef.Document(\"TOK\").SetAsync(new Dictionary\u003cstring, object\u003e(){\n { \"Name\", \"Tokyo\" },\n { \"State\", null },\n { \"Country\", \"Japan\" },\n { \"Capital\", true },\n { \"Population\", 9000000 }\n });\n await citiesRef.Document(\"BJ\").SetAsync(new Dictionary\u003cstring, object\u003e(){\n { \"Name\", \"Beijing\" },\n { \"State\", null },\n { \"Country\", \"China\" },\n { \"Capital\", true },\n { \"Population\", 21500000 }\n });\n Console.WriteLine(\"Added example cities data to the cities collection.\");\n\n### Go\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\n import (\n \t\"context\"\n\n \t\"cloud.google.com/go/firestore\"\n )\n\n func prepareRetrieve(ctx context.Context, client *firestore.Client) error {\n \tcities := []struct {\n \t\tid string\n \t\tc City\n \t}{\n \t\t{id: \"SF\", c: City{Name: \"San Francisco\", State: \"CA\", Country: \"USA\", Capital: false, Population: 860000}},\n \t\t{id: \"LA\", c: City{Name: \"Los Angeles\", State: \"CA\", Country: \"USA\", Capital: false, Population: 3900000}},\n \t\t{id: \"DC\", c: City{Name: \"Washington D.C.\", Country: \"USA\", Capital: true, Population: 680000}},\n \t\t{id: \"TOK\", c: City{Name: \"Tokyo\", Country: \"Japan\", Capital: true, Population: 9000000}},\n \t\t{id: \"BJ\", c: City{Name: \"Beijing\", Country: \"China\", Capital: true, Population: 21500000}},\n \t}\n \tfor _, c := range cities {\n \t\t_, err := client.Collection(\"cities\").Doc(c.id).Set(ctx, c.c)\n \t\tif err != nil {\n \t\t\treturn err\n \t\t}\n \t}\n \treturn nil\n }\n\n### Java\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 CollectionReference cities = db.collection(\"cities\");\n List\u003cApiFuture\u003cWriteResult\u003e\u003e futures = new ArrayList\u003c\u003e();\n futures.add(\n cities\n .document(\"SF\")\n .set(\n new City(\n \"San Francisco\",\n \"CA\",\n \"USA\",\n false,\n 860000L,\n Arrays.asList(\"west_coast\", \"norcal\"))));\n futures.add(\n cities\n .document(\"LA\")\n .set(\n new City(\n \"Los Angeles\",\n \"CA\",\n \"USA\",\n false,\n 3900000L,\n Arrays.asList(\"west_coast\", \"socal\"))));\n futures.add(\n cities\n .document(\"DC\")\n .set(\n new City(\n \"Washington D.C.\", null, \"USA\", true, 680000L, Arrays.asList(\"east_coast\"))));\n futures.add(\n cities\n .document(\"TOK\")\n .set(\n new City(\n \"Tokyo\", null, \"Japan\", true, 9000000L, Arrays.asList(\"kanto\", \"honshu\"))));\n futures.add(\n cities\n .document(\"BJ\")\n .set(\n new City(\n \"Beijing\",\n null,\n \"China\",\n true,\n 21500000L,\n Arrays.asList(\"jingjinji\", \"hebei\"))));\n // (optional) block on operation\n ApiFutures.allAsList(futures).get();\n\n### Node.js\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 const citiesRef = db.collection('cities');\n\n await citiesRef.doc('SF').set({\n name: 'San Francisco', state: 'CA', country: 'USA',\n capital: false, population: 860000\n });\n await citiesRef.doc('LA').set({\n name: 'Los Angeles', state: 'CA', country: 'USA',\n capital: false, population: 3900000\n });\n await citiesRef.doc('DC').set({\n name: 'Washington, D.C.', state: null, country: 'USA',\n capital: true, population: 680000\n });\n await citiesRef.doc('TOK').set({\n name: 'Tokyo', state: null, country: 'Japan',\n capital: true, population: 9000000\n });\n await citiesRef.doc('BJ').set({\n name: 'Beijing', state: null, country: 'China',\n capital: true, population: 21500000\n });\n\n### PHP\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 $citiesRef = $db-\u003ecollection('samples/php/cities');\n $citiesRef-\u003edocument('SF')-\u003eset([\n 'name' =\u003e 'San Francisco',\n 'state' =\u003e 'CA',\n 'country' =\u003e 'USA',\n 'capital' =\u003e false,\n 'population' =\u003e 860000,\n 'density' =\u003e 18000,\n ]);\n $citiesRef-\u003edocument('LA')-\u003eset([\n 'name' =\u003e 'Los Angeles',\n 'state' =\u003e 'CA',\n 'country' =\u003e 'USA',\n 'capital' =\u003e false,\n 'population' =\u003e 3900000,\n 'density' =\u003e 8000,\n ]);\n $citiesRef-\u003edocument('DC')-\u003eset([\n 'name' =\u003e 'Washington D.C.',\n 'state' =\u003e null,\n 'country' =\u003e 'USA',\n 'capital' =\u003e true,\n 'population' =\u003e 680000,\n 'density' =\u003e 11000,\n ]);\n $citiesRef-\u003edocument('TOK')-\u003eset([\n 'name' =\u003e 'Tokyo',\n 'state' =\u003e null,\n 'country' =\u003e 'Japan',\n 'capital' =\u003e true,\n 'population' =\u003e 9000000,\n 'density' =\u003e 16000,\n\n ]);\n $citiesRef-\u003edocument('BJ')-\u003eset([\n 'name' =\u003e 'Beijing',\n 'state' =\u003e null,\n 'country' =\u003e 'China',\n 'capital' =\u003e true,\n 'population' =\u003e 21500000,\n 'density' =\u003e 3500,\n ]);\n printf('Added example cities data to the cities collection.' . PHP_EOL);\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 cities_ref.document(\"BJ\").set(\n City(\"Beijing\", None, \"China\", True, 21500000, [\"hebei\"]).to_dict()\n )\n cities_ref.document(\"SF\").set(\n City(\n \"San Francisco\", \"CA\", \"USA\", False, 860000, [\"west_coast\", \"norcal\"]\n ).to_dict()\n )\n cities_ref.document(\"LA\").set(\n City(\n \"Los Angeles\", \"CA\", \"USA\", False, 3900000, [\"west_coast\", \"socal\"]\n ).to_dict()\n )\n cities_ref.document(\"DC\").set(\n City(\"Washington D.C.\", None, \"USA\", True, 680000, [\"east_coast\"]).to_dict()\n )\n cities_ref.document(\"TOK\").set(\n City(\"Tokyo\", None, \"Japan\", True, 9000000, [\"kanto\", \"honshu\"]).to_dict()\n )\n\n### Ruby\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 = firestore.col collection_path\n cities_ref.doc(\"SF\").set(\n {\n name: \"San Francisco\",\n state: \"CA\",\n country: \"USA\",\n capital: false,\n population: 860_000\n }\n )\n cities_ref.doc(\"LA\").set(\n {\n name: \"Los Angeles\",\n state: \"CA\",\n country: \"USA\",\n capital: false,\n population: 3_900_000\n }\n )\n cities_ref.doc(\"DC\").set(\n {\n name: \"Washington D.C.\",\n state: nil,\n country: \"USA\",\n capital: true,\n population: 680_000\n }\n )\n cities_ref.doc(\"TOK\").set(\n {\n name: \"Tokyo\",\n state: nil,\n country: \"Japan\",\n capital: true,\n population: 9_000_000\n }\n )\n cities_ref.doc(\"BJ\").set(\n {\n name: \"Beijing\",\n state: nil,\n country: \"China\",\n capital: true,\n population: 21_500_000\n }\n )\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)."]]