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Instanzen im Batch erstellen

In diesem Beispiel wird gezeigt, wie Sie mehrere Instanzen in einem Cluster in einer einzigen Anfrage erstellen. Mit dieser Methode können Sie einem Cluster effizient mehrere Lesereplikate gleichzeitig hinzufügen.

Codebeispiel

C#

Richten Sie die Standardanmeldedaten für Anwendungen ein, um sich bei AlloyDB zu authentifizieren. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.

using Google.Cloud.AlloyDb.V1;
using Google.LongRunning;

public sealed partial class GeneratedAlloyDBAdminClientSnippets
{
    /// <summary>Snippet for BatchCreateInstances</summary>
    /// <remarks>
    /// This snippet has been automatically generated and should be regarded as a code template only.
    /// It will require modifications to work:
    /// - It may require correct/in-range values for request initialization.
    /// - It may require specifying regional endpoints when creating the service client as shown in
    ///   https://cloud.google.com/dotnet/docs/reference/help/client-configuration#endpoint.
    /// </remarks>
    public void BatchCreateInstancesRequestObject()
    {
        // Create client
        AlloyDBAdminClient alloyDBAdminClient = AlloyDBAdminClient.Create();
        // Initialize request argument(s)
        BatchCreateInstancesRequest request = new BatchCreateInstancesRequest
        {
            ParentAsClusterName = ClusterName.FromProjectLocationCluster("[PROJECT]", "[LOCATION]", "[CLUSTER]"),
            Requests = new CreateInstanceRequests(),
            RequestId = "",
        };
        // Make the request
        Operation<BatchCreateInstancesResponse, OperationMetadata> response = alloyDBAdminClient.BatchCreateInstances(request);

        // Poll until the returned long-running operation is complete
        Operation<BatchCreateInstancesResponse, OperationMetadata> completedResponse = response.PollUntilCompleted();
        // Retrieve the operation result
        BatchCreateInstancesResponse result = completedResponse.Result;

        // Or get the name of the operation
        string operationName = response.Name;
        // This name can be stored, then the long-running operation retrieved later by name
        Operation<BatchCreateInstancesResponse, OperationMetadata> retrievedResponse = alloyDBAdminClient.PollOnceBatchCreateInstances(operationName);
        // Check if the retrieved long-running operation has completed
        if (retrievedResponse.IsCompleted)
        {
            // If it has completed, then access the result
            BatchCreateInstancesResponse retrievedResult = retrievedResponse.Result;
        }
    }
}

Go


//go:build examples

package main

import (
	"context"

	alloydb "cloud.google.com/go/alloydb/apiv1"
	alloydbpb "cloud.google.com/go/alloydb/apiv1/alloydbpb"
)

func main() {
	ctx := context.Background()
	// This snippet has been automatically generated and should be regarded as a code template only.
	// It will require modifications to work:
	// - It may require correct/in-range values for request initialization.
	// - It may require specifying regional endpoints when creating the service client as shown in:
	//   https://pkg.go.dev/cloud.google.com/go#hdr-Client_Options
	c, err := alloydb.NewAlloyDBAdminClient(ctx)
	if err != nil {
		// TODO: Handle error.
	}
	defer c.Close()

	req := &alloydbpb.BatchCreateInstancesRequest{
		// TODO: Fill request struct fields.
		// See https://pkg.go.dev/cloud.google.com/go/alloydb/apiv1/alloydbpb#BatchCreateInstancesRequest.
	}
	op, err := c.BatchCreateInstances(ctx, req)
	if err != nil {
		// TODO: Handle error.
	}

	resp, err := op.Wait(ctx)
	if err != nil {
		// TODO: Handle error.
	}
	// TODO: Use resp.
	_ = resp
}

Java

import com.google.cloud.alloydb.v1.AlloyDBAdminClient;
import com.google.cloud.alloydb.v1.BatchCreateInstancesRequest;
import com.google.cloud.alloydb.v1.BatchCreateInstancesResponse;
import com.google.cloud.alloydb.v1.ClusterName;
import com.google.cloud.alloydb.v1.CreateInstanceRequests;

public class SyncBatchCreateInstances {

  public static void main(String[] args) throws Exception {
    syncBatchCreateInstances();
  }

  public static void syncBatchCreateInstances() throws Exception {
    // This snippet has been automatically generated and should be regarded as a code template only.
    // It will require modifications to work:
    // - It may require correct/in-range values for request initialization.
    // - It may require specifying regional endpoints when creating the service client as shown in
    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    try (AlloyDBAdminClient alloyDBAdminClient = AlloyDBAdminClient.create()) {
      BatchCreateInstancesRequest request =
          BatchCreateInstancesRequest.newBuilder()
              .setParent(ClusterName.of("[PROJECT]", "[LOCATION]", "[CLUSTER]").toString())
              .setRequests(CreateInstanceRequests.newBuilder().build())
              .setRequestId("requestId693933066")
              .build();
      BatchCreateInstancesResponse response =
          alloyDBAdminClient.batchCreateInstancesAsync(request).get();
    }
  }
}

Python

# This snippet has been automatically generated and should be regarded as a
# code template only.
# It will require modifications to work:
# - It may require correct/in-range values for request initialization.
# - It may require specifying regional endpoints when creating the service
#   client as shown in:
#   https://googleapis.dev/python/google-api-core/latest/client_options.html
from google.cloud import alloydb_v1


def sample_batch_create_instances():
    # Create a client
    client = alloydb_v1.AlloyDBAdminClient()

    # Initialize request argument(s)
    requests = alloydb_v1.CreateInstanceRequests()
    requests.create_instance_requests.parent = "parent_value"
    requests.create_instance_requests.instance_id = "instance_id_value"
    requests.create_instance_requests.instance.instance_type = "SECONDARY"

    request = alloydb_v1.BatchCreateInstancesRequest(
        parent="parent_value",
        requests=requests,
    )

    # Make the request
    operation = client.batch_create_instances(request=request)

    print("Waiting for operation to complete...")

    response = operation.result()

    # Handle the response
    print(response)

Ruby

require "google/cloud/alloy_db/v1"

##
# Snippet for the batch_create_instances call in the AlloyDBAdmin service
#
# This snippet has been automatically generated and should be regarded as a code
# template only. It will require modifications to work:
# - It may require correct/in-range values for request initialization.
# - It may require specifying regional endpoints when creating the service
# client as shown in https://cloud.google.com/ruby/docs/reference.
#
# This is an auto-generated example demonstrating basic usage of
# Google::Cloud::AlloyDB::V1::AlloyDBAdmin::Client#batch_create_instances.
#
def batch_create_instances
  # Create a client object. The client can be reused for multiple calls.
  client = Google::Cloud::AlloyDB::V1::AlloyDBAdmin::Client.new

  # Create a request. To set request fields, pass in keyword arguments.
  request = Google::Cloud::AlloyDB::V1::BatchCreateInstancesRequest.new

  # Call the batch_create_instances method.
  result = client.batch_create_instances request

  # The returned object is of type Gapic::Operation. You can use it to
  # check the status of an operation, cancel it, or wait for results.
  # Here is how to wait for a response.
  result.wait_until_done! timeout: 60
  if result.response?
    p result.response
  else
    puts "No response received."
  end
end

Nächste Schritte

Wenn Sie nach Codebeispielen für andere Produkte von Google Cloud suchen und filtern möchten, können Sie den Beispielbrowser fürGoogle Cloud verwenden.

Instanzen im Batch erstellen Mit Sammlungen den Überblick behalten Sie können Inhalte basierend auf Ihren Einstellungen speichern und kategorisieren.