Build-Dienst
Mit Sammlungen den Überblick behalten
Sie können Inhalte basierend auf Ihren Einstellungen speichern und kategorisieren.
Erstellen Sie einen Dienst mit verschiedenen CRUD-Methoden.
Weitere Informationen
Eine ausführliche Dokumentation, die dieses Codebeispiel enthält, finden Sie hier:
Codebeispiel
Nächste Schritte
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[[["Leicht verständlich","easyToUnderstand","thumb-up"],["Mein Problem wurde gelöst","solvedMyProblem","thumb-up"],["Sonstiges","otherUp","thumb-up"]],[["Schwer verständlich","hardToUnderstand","thumb-down"],["Informationen oder Beispielcode falsch","incorrectInformationOrSampleCode","thumb-down"],["Benötigte Informationen/Beispiele nicht gefunden","missingTheInformationSamplesINeed","thumb-down"],["Problem mit der Übersetzung","translationIssue","thumb-down"],["Sonstiges","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis content focuses on building a service using Datastore mode and provides code samples in multiple languages, including C#, Go, Java, Node.js, PHP, Python, and Ruby.\u003c/p\u003e\n"],["\u003cp\u003eThe content highlights how to create an authorized Datastore service using Application Default Credentials and how to install and use the client library for Datastore mode in each language.\u003c/p\u003e\n"],["\u003cp\u003eEach section offers links to detailed API reference documentation for the respective language, providing users with in-depth resources for further learning.\u003c/p\u003e\n"],["\u003cp\u003eThe content directs users to the "Google Cloud sample browser" to find code examples for other Google Cloud products, helping them explore more services and features.\u003c/p\u003e\n"],["\u003cp\u003eThe content guides users to set up Application Default Credentials for authenticating to Datastore mode, and provides them with a link to setting this up for a local environment.\u003c/p\u003e\n"]]],[],null,["Build a service by using various CRUD methods.\n\nExplore further\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Getting started with the Firestore in Datastore mode API](/datastore/docs/datastore-api-tutorial)\n\nCode sample \n\nC#\n\n\nTo learn how to install and use the client library for Datastore mode, see\n[Datastore mode client libraries](/datastore/docs/reference/libraries).\n\n\nFor more information, see the\n[Datastore mode C# API\nreference documentation](https://cloud.google.com/dotnet/docs/reference/Google.Cloud.Datastore.V1/latest).\n\n\nTo authenticate to Datastore mode, 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 // Create an authorized Datastore service using Application Default Credentials.\n _db = DatastoreDb.Create(projectId);\n // Create a Key factory to construct keys associated with this project.\n _keyFactory = _db.CreateKeyFactory(\"Task\");\n\nGo\n\n\nTo learn how to install and use the client library for Datastore mode, see\n[Datastore mode client libraries](/datastore/docs/reference/libraries).\n\n\nFor more information, see the\n[Datastore mode Go API\nreference documentation](https://cloud.google.com/go/docs/reference/cloud.google.com/go/datastore/latest).\n\n\nTo authenticate to Datastore mode, 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 import (\n \t\"context\"\n \t\"log\"\n\n \t\"cloud.google.com/go/datastore\"\n )\n\n func createClient(projectID string) (*datastore.https://cloud.google.com/go/docs/reference/cloud.google.com/go/datastore/latest/index.html#cloud_google_com_go_datastore_Client, error) {\n \tctx := context.Background()\n \tclient, err := datastore.https://cloud.google.com/go/docs/reference/cloud.google.com/go/datastore/latest/index.html#cloud_google_com_go_datastore_Client_NewClient(ctx, projectID)\n \tif err != nil {\n \t\tlog.Fatalf(\"Could not create datastore client: %v\", err)\n \t}\n \t// Note: call the following from main() to ensure the client\n \t// properly frees all resources.\n \t// defer client.Close()\n \treturn client, nil\n }\n\nJava\n\n\nTo learn how to install and use the client library for Datastore mode, see\n[Datastore mode client libraries](/datastore/docs/reference/libraries).\n\n\nFor more information, see the\n[Datastore mode Java API\nreference documentation](https://cloud.google.com/java/docs/reference/google-cloud-datastore/latest/history).\n\n\nTo authenticate to Datastore mode, 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 // Create an authorized Datastore service using Application Default Credentials.\n private final Datastore datastore = DatastoreOptions.getDefaultInstance().getService();\n\n // Create a Key factory to construct keys associated with this project.\n private final KeyFactory keyFactory = datastore.newKeyFactory().setKind(\"Task\");\n\nNode.js\n\n\nTo learn how to install and use the client library for Datastore mode, see\n[Datastore mode client libraries](/datastore/docs/reference/libraries).\n\n\nFor more information, see the\n[Datastore mode Node.js API\nreference documentation](https://cloud.google.com/nodejs/docs/reference/datastore/latest).\n\n\nTo authenticate to Datastore mode, 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 // By default, the client will authenticate using the service account file\n // specified by the GOOGLE_APPLICATION_CREDENTIALS environment variable and use\n // the project specified by the GCLOUD_PROJECT environment variable. See\n // https://googlecloudplatform.github.io/google-cloud-node/#/docs/datastore/latest/guides/authentication\n const {Datastore} = require('https://cloud.google.com/nodejs/docs/reference/datastore/latest/overview.html');\n\n // Creates a client\n const datastore = new https://cloud.google.com/nodejs/docs/reference/datastore/latest/datastore/datastore.html();\n\nPHP\n\n\nTo learn how to install and use the client library for Datastore mode, see\n[Datastore mode client libraries](/datastore/docs/reference/libraries).\n\n\nFor more information, see the\n[Datastore mode PHP API\nreference documentation](https://googleapis.github.io/google-cloud-php/#/docs/cloud-datastore/latest).\n\n\nTo authenticate to Datastore mode, 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 use Google\\Cloud\\Datastore\\DatastoreClient;\n\n /**\n * Create a Cloud Datastore client.\n *\n * @param string $projectId The Google Cloud project ID.\n */\n function build_service(string $projectId)\n {\n $datastore = new DatastoreClient(['projectId' =\u003e $projectId]);\n return $datastore;\n }\n\nPython\n\n\nTo learn how to install and use the client library for Datastore mode, see\n[Datastore mode client libraries](/datastore/docs/reference/libraries).\n\n\nFor more information, see the\n[Datastore mode Python API\nreference documentation](https://cloud.google.com/python/docs/reference/datastore/latest).\n\n\nTo authenticate to Datastore mode, 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 from google.cloud import https://cloud.google.com/python/docs/reference/datastore/latest/\n\n def create_client(project_id):\n return https://cloud.google.com/python/docs/reference/datastore/latest/.https://cloud.google.com/python/docs/reference/datastore/latest/google.cloud.datastore.client.Client.html(project_id)\n\nRuby\n\n\nTo learn how to install and use the client library for Datastore mode, see\n[Datastore mode client libraries](/datastore/docs/reference/libraries).\n\n\nFor more information, see the\n[Datastore mode Ruby API\nreference documentation](/ruby/docs/reference/google-cloud-datastore/latest).\n\n\nTo authenticate to Datastore mode, 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 require \"google/cloud/datastore\"\n\n datastore = Google::Cloud::https://cloud.google.com/ruby/docs/reference/google-cloud-datastore/latest/Google-Cloud-Datastore.html.https://cloud.google.com/ruby/docs/reference/google-cloud-datastore/latest/Google-Cloud-Datastore.html\n\nWhat's next\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=datastore)."]]
