Aggiorna policy IAM
Mantieni tutto organizzato con le raccolte
Salva e classifica i contenuti in base alle tue preferenze.
Aggiorna il criterio IAM di una tabella.
Esempio di codice
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 page provides code samples in Go and Java for updating a BigQuery table's IAM policy.\u003c/p\u003e\n"],["\u003cp\u003eThe Go code sample demonstrates adding a new member with the \u003ccode\u003eroles/bigquery.dataViewer\u003c/code\u003e role to an existing policy.\u003c/p\u003e\n"],["\u003cp\u003eThe Java code sample shows how to update an existing IAM policy by removing an entry for the \u003ccode\u003eroles/bigquery.dataViewer\u003c/code\u003e role, then saving the modified policy.\u003c/p\u003e\n"],["\u003cp\u003eBefore running the code samples, you must set up authentication using Application Default Credentials and follow the quickstart guide for the respective programming language.\u003c/p\u003e\n"]]],[],null,["# Update IAM policy\n\nUpdate a table's IAM policy.\n\nCode sample\n-----------\n\n### Go\n\n\nBefore trying this sample, follow the Go setup instructions in the\n[BigQuery quickstart using\nclient libraries](/bigquery/docs/quickstarts/quickstart-client-libraries).\n\n\nFor more information, see the\n[BigQuery Go API\nreference documentation](https://godoc.org/cloud.google.com/go/bigquery).\n\n\nTo authenticate to BigQuery, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for client libraries](/bigquery/docs/authentication#client-libs).\n\n import (\n \t\"context\"\n \t\"fmt\"\n\n \t\"cloud.google.com/go/bigquery\"\n \t\"cloud.google.com/go/iam\"\n )\n\n // updateIAMPolicy demonstrates updating the ACL on a BigQuery table by adding a new entry to\n // an existing policy.\n func updateIAMPolicy(projectID, datasetID, tableID string) error {\n \t// projectID := \"my-project-id\"\n \t// datasetID := \"mydataset\"\n \t// tableID := \"mytable\"\n \tctx := context.Background()\n \tclient, err := bigquery.NewClient(ctx, projectID)\n \tif err != nil {\n \t\treturn fmt.Errorf(\"bigquery.NewClient: %w\", err)\n \t}\n \tdefer client.Close()\n\n \ttable := client.Dataset(datasetID).Table(tableID)\n \tpolicy, err := table.https://cloud.google.com/go/docs/reference/cloud.google.com/go/bigquery/latest/index.html#cloud_google_com_go_bigquery_Table_IAM().Policy(ctx)\n \tif err != nil {\n \t\treturn fmt.Errorf(\"failed to get table policy: %w\", err)\n \t}\n \tnewRole := iam.https://cloud.google.com/go/docs/reference/cloud.google.com/go/iam/latest/index.html#cloud_google_com_go_iam_RoleName(\"roles/bigquery.dataViewer\")\n \tnewMember := \"allAuthenticatedUsers\"\n \tpolicy.https://cloud.google.com/go/docs/reference/cloud.google.com/go/iam/latest/index.html#cloud_google_com_go_iam_Policy_Add(newMember, newRole)\n\n \tif err := table.https://cloud.google.com/go/docs/reference/cloud.google.com/go/bigquery/latest/index.html#cloud_google_com_go_bigquery_Table_IAM().SetPolicy(ctx, policy); err != nil {\n \t\treturn fmt.Errorf(\"failed to set new table policy: %w\", err)\n \t}\n\n \treturn nil\n }\n\n### Java\n\n\nBefore trying this sample, follow the Java setup instructions in the\n[BigQuery quickstart using\nclient libraries](/bigquery/docs/quickstarts/quickstart-client-libraries).\n\n\nFor more information, see the\n[BigQuery Java API\nreference documentation](/java/docs/reference/google-cloud-bigquery/latest/overview).\n\n\nTo authenticate to BigQuery, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for client libraries](/bigquery/docs/authentication#client-libs).\n\n import com.google.cloud.https://cloud.google.com/java/docs/reference/google-cloud-storageinsights/latest/com.google.cloud.storageinsights.v1.Identity.html;\n import com.google.cloud.https://cloud.google.com/java/docs/reference/google-cloud-compute/latest/com.google.cloud.compute.v1.Policy.html;\n import com.google.cloud.https://cloud.google.com/java/docs/reference/google-cloud-core/latest/com.google.cloud.Role.html;\n import com.google.cloud.bigquery.https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQuery.html;\n import com.google.cloud.bigquery.https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQueryException.html;\n import com.google.cloud.bigquery.https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQueryOptions.html;\n import com.google.cloud.bigquery.https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.TableId.html;\n import java.util.HashMap;\n import java.util.Map;\n import java.util.Set;\n\n // Sample to update iam policy in table\n public class UpdateIamPolicy {\n\n public static void main(https://cloud.google.com/java/docs/reference/google-cloud-bigtable/latest/com.google.cloud.bigtable.common.Type.String.html[] args) {\n // TODO(developer): Replace these variables before running the sample.\n https://cloud.google.com/java/docs/reference/google-cloud-bigtable/latest/com.google.cloud.bigtable.common.Type.String.html datasetName = \"MY_DATASET_NAME\";\n https://cloud.google.com/java/docs/reference/google-cloud-bigtable/latest/com.google.cloud.bigtable.common.Type.String.html tableName = \"MY_TABLE_NAME\";\n updateIamPolicy(datasetName, tableName);\n }\n\n public static void updateIamPolicy(https://cloud.google.com/java/docs/reference/google-cloud-bigtable/latest/com.google.cloud.bigtable.common.Type.String.html datasetName, https://cloud.google.com/java/docs/reference/google-cloud-bigtable/latest/com.google.cloud.bigtable.common.Type.String.html tableName) {\n try {\n // Initialize client that will be used to send requests. This client only needs to be created\n // once, and can be reused for multiple requests.\n https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQuery.html bigquery = https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQueryOptions.html.getDefaultInstance().getService();\n\n https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.TableId.html tableId = https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.TableId.html.of(datasetName, tableName);\n\n https://cloud.google.com/java/docs/reference/google-cloud-compute/latest/com.google.cloud.compute.v1.Policy.html policy = bigquery.https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQuery.html#com_google_cloud_bigquery_BigQuery_getIamPolicy_com_google_cloud_bigquery_TableId_com_google_cloud_bigquery_BigQuery_IAMOption____(tableId);\n Map\u003cRole, Set\u003cIdentity\u003e\u003e binding = new HashMap\u003c\u003e(policy.https://cloud.google.com/java/docs/reference/google-cloud-compute/latest/com.google.cloud.compute.v1.Policy.html#com_google_cloud_compute_v1_Policy_getBindings_int_());\n binding.remove(https://cloud.google.com/java/docs/reference/google-cloud-core/latest/com.google.cloud.Role.html.of(\"roles/bigquery.dataViewer\"));\n\n policy.https://cloud.google.com/java/docs/reference/google-cloud-compute/latest/com.google.cloud.compute.v1.Policy.html#com_google_cloud_compute_v1_Policy_toBuilder__().setBindings(binding).build();\n bigquery.https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQuery.html#com_google_cloud_bigquery_BigQuery_setIamPolicy_com_google_cloud_bigquery_TableId_com_google_cloud_Policy_com_google_cloud_bigquery_BigQuery_IAMOption____(tableId, policy);\n\n System.out.println(\"Iam policy updated successfully\");\n } catch (https://cloud.google.com/java/docs/reference/google-cloud-bigquery/latest/com.google.cloud.bigquery.BigQueryException.html e) {\n System.out.println(\"Iam policy was not updated. \\n\" + e.toString());\n }\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=bigquery)."]]