Delete an instance

Delete an instance from the current project, given an instance ID.

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For detailed documentation that includes this code sample, see the following:

• Delete an instance

Code sample

C++

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

To authenticate to Bigtable, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

namespace cbt = ::google::cloud::bigtable;
namespace cbta = ::google::cloud::bigtable_admin;
using ::google::cloud::Status;
[](cbta::BigtableInstanceAdminClient instance_admin,
   std::string const& project_id, std::string const& instance_id) {
  std::string instance_name = cbt::InstanceName(project_id, instance_id);
  Status status = instance_admin.DeleteInstance(instance_name);
  if (!status.ok()) throw std::runtime_error(status.message());
  std::cout << "Successfully deleted the instance " << instance_id << "\n";
}

C#

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

To authenticate to Bigtable, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

// Deletes an instance from the project.
// Initialize request argument(s).
DeleteInstanceRequest request = new DeleteInstanceRequest
{
    InstanceName = new InstanceName(projectId, instanceId)
};
try
{
    // Make request.
    Console.WriteLine("Waiting for operation to complete...");
    bigtableInstanceAdminClient.DeleteInstance(request);
}
catch (Exception ex)
{
    Console.WriteLine($"Exception while deleting {instanceId} instance");
    Console.WriteLine(ex.Message);
}

Java

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

To authenticate to Bigtable, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

try {
  adminClient.deleteInstance(instanceId);
  System.out.println("Instance deleted: " + instanceId);
} catch (NotFoundException e) {
  System.err.println("Failed to delete non-existent instance: " + e.getMessage());
}

Node.js

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

To authenticate to Bigtable, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

console.log('Deleting Instance');
await instance.delete();
console.log(`Instance deleted: ${instance.id}`);

PHP

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

To authenticate to Bigtable, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

use Google\ApiCore\ApiException;
use Google\Cloud\Bigtable\Admin\V2\Client\BigtableInstanceAdminClient;
use Google\Cloud\Bigtable\Admin\V2\DeleteInstanceRequest;

/**
 * Delete a bigtable instance
 *
 * @param string $projectId The Google Cloud project ID
 * @param string $instanceId The ID of the Bigtable instance to be deleted
 */
function delete_instance(
    string $projectId,
    string $instanceId
): void {
    $instanceAdminClient = new BigtableInstanceAdminClient();
    $instanceName = $instanceAdminClient->instanceName($projectId, $instanceId);

    printf('Deleting Instance' . PHP_EOL);
    try {
        $deleteInstanceRequest = (new DeleteInstanceRequest())
            ->setName($instanceName);
        $instanceAdminClient->deleteInstance($deleteInstanceRequest);
        printf('Deleted Instance: %s.' . PHP_EOL, $instanceId);
    } catch (ApiException $e) {
        if ($e->getStatus() === 'NOT_FOUND') {
            printf('Instance %s does not exists.' . PHP_EOL, $instanceId);
        } else {
            throw $e;
        }
    }
}

Python

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

To authenticate to Bigtable, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

print("\nDeleting instance")
if not instance.exists():
    print("Instance {} does not exist.".format(instance_id))
else:
    instance.delete()
    print("Deleted instance: {}".format(instance_id))

Ruby

To learn how to install and use the client library for Bigtable, see Bigtable client libraries.

To authenticate to Bigtable, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

instance.delete

What's next

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