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Salvo quando diversamente specificato, i contenuti di questa pagina sono concessi in base alla licenza Creative Commons Attribution 4.0, mentre gli esempi di codice sono concessi in base alla licenza Apache 2.0. Per ulteriori dettagli, consulta le norme del sito di Google Developers. Java è un marchio registrato di Oracle e/o delle sue consociate.
[[["Facile da capire","easyToUnderstand","thumb-up"],["Il problema è stato risolto","solvedMyProblem","thumb-up"],["Altra","otherUp","thumb-up"]],[["Difficile da capire","hardToUnderstand","thumb-down"],["Informazioni o codice di esempio errati","incorrectInformationOrSampleCode","thumb-down"],["Mancano le informazioni o gli esempi di cui ho bisogno","missingTheInformationSamplesINeed","thumb-down"],["Problema di traduzione","translationIssue","thumb-down"],["Altra","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis document provides code samples demonstrating how to perform an insert operation in Datastore mode using various programming languages including C#, Go, Java, Node.js, PHP, Python, and Ruby.\u003c/p\u003e\n"],["\u003cp\u003eEach language example showcases the process of creating an entity and inserting it into the Datastore, along with instructions on how to install and utilize the respective client libraries.\u003c/p\u003e\n"],["\u003cp\u003eThe provided examples utilize the \u003ccode\u003eTask\u003c/code\u003e entity as a template, with attributes such as \u003ccode\u003ecategory\u003c/code\u003e, \u003ccode\u003edone\u003c/code\u003e, \u003ccode\u003epriority\u003c/code\u003e, and \u003ccode\u003edescription\u003c/code\u003e for demonstration purposes.\u003c/p\u003e\n"],["\u003cp\u003eAuthentication is a key step before connecting to Datastore mode, and the document advises setting up Application Default Credentials for local development environments.\u003c/p\u003e\n"],["\u003cp\u003eFor further information and code examples related to Google Cloud products, the Google Cloud sample browser is recommended for exploring additional resources.\u003c/p\u003e\n"]]],[],null,["# Insert\n\nPerform an insert.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Entities, Properties, and Keys](/datastore/docs/concepts/entities)\n\nCode sample\n-----------\n\n### C#\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 Entity task = new Entity()\n {\n Key = _keyFactory.CreateIncompleteKey()\n };\n task.Key = _db.Insert(task);\n\n### Go\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 taskKey := datastore.NameKey(\"Task\", \"sampleTask\", nil)\n _, err := client.RunInTransaction(ctx, func(tx *datastore.Transaction) error {\n \t// We first check that there is no entity stored with the given key.\n \tvar empty Task\n \tif err := tx.Get(taskKey, &empty); err != datastore.ErrNoSuchEntity {\n \t\treturn err\n \t}\n \t// If there was no matching entity, store it now.\n \t_, err := tx.Put(taskKey, &task)\n \treturn err\n })\n\n### Java\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 Key taskKey = datastore.add(FullEntity.newBuilder(keyFactory.newKey()).build()).getKey();\n\n### Node.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 const taskKey = datastore.key('Task');\n const task = {\n category: 'Personal',\n done: false,\n priority: 4,\n description: 'Learn Cloud Datastore',\n };\n\n const entity = {\n key: taskKey,\n data: task,\n };\n\n datastore.insert(entity).then(() =\u003e {\n // Task inserted successfully.\n });\n\n### PHP\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 $task = $datastore-\u003eentity('Task', [\n 'category' =\u003e 'Personal',\n 'done' =\u003e false,\n 'priority' =\u003e 4,\n 'description' =\u003e 'Learn Cloud Datastore'\n ]);\n $datastore-\u003einsert($task);\n\n### Python\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 # For help authenticating your client, visit\n # https://cloud.google.com/docs/authentication/getting-started\n client = https://cloud.google.com/python/docs/reference/datastore/latest/.https://cloud.google.com/python/docs/reference/datastore/latest/google.cloud.datastore.client.Client.html()\n\n with client.https://cloud.google.com/python/docs/reference/datastore/latest/google.cloud.datastore.client.Client.html#google_cloud_datastore_client_Client_transaction():\n incomplete_key = client.https://cloud.google.com/python/docs/reference/datastore/latest/google.cloud.datastore.client.Client.html#google_cloud_datastore_client_Client_key(\"Task\")\n\n task = https://cloud.google.com/python/docs/reference/datastore/latest/.https://cloud.google.com/python/docs/reference/datastore/latest/google.cloud.datastore.entity.Entity.html(key=incomplete_key)\n\n task.update(\n {\n \"category\": \"Personal\",\n \"done\": False,\n \"priority\": 4,\n \"description\": \"Learn Cloud Datastore\",\n }\n )\n\n client.https://cloud.google.com/python/docs/reference/datastore/latest/google.cloud.datastore.client.Client.html#google_cloud_datastore_client_Client_put(task)\n\n### Ruby\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 datastore.transaction do |_tx|\n task = datastore.entity \"Task\" do |t|\n t[\"category\"] = \"Personal\"\n t[\"done\"] = false\n t[\"priority\"] = 4\n t[\"description\"] = \"Learn Cloud Datastore\"\n end\n datastore.save task\n end\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=datastore)."]]