Create a DB instance in an Aurora DB cluster using an Amazon SDK - Amazon Aurora
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Create a DB instance in an Aurora DB cluster using an Amazon SDK

The following code examples show how to create a DB instance in an Aurora DB cluster.

.NET
Amazon SDK for .NET
Note

There's more on GitHub. Find the complete example and learn how to set up and run in the Amazon Code Examples Repository.

/// <summary> /// Create an Amazon Relational Database Service (Amazon RDS) DB instance /// with a particular set of properties. Use the action DescribeDBInstancesAsync /// to determine when the DB instance is ready to use. /// </summary> /// <param name="dbInstanceIdentifier">DB instance identifier.</param> /// <param name="dbClusterIdentifier">DB cluster identifier.</param> /// <param name="dbEngine">The engine for the DB instance.</param> /// <param name="dbEngineVersion">Version for the DB instance.</param> /// <param name="instanceClass">Class for the DB instance.</param> /// <returns>DB instance object.</returns> public async Task<DBInstance> CreateDBInstanceInClusterAsync( string dbClusterIdentifier, string dbInstanceIdentifier, string dbEngine, string dbEngineVersion, string instanceClass) { // When creating the instance within a cluster, do not specify the name or size. var response = await _amazonRDS.CreateDBInstanceAsync( new CreateDBInstanceRequest() { DBClusterIdentifier = dbClusterIdentifier, DBInstanceIdentifier = dbInstanceIdentifier, Engine = dbEngine, EngineVersion = dbEngineVersion, DBInstanceClass = instanceClass }); return response.DBInstance; }
C++
SDK for C++
Note

There's more on GitHub. Find the complete example and learn how to set up and run in the Amazon Code Examples Repository.

Aws::Client::ClientConfiguration clientConfig; // Optional: Set to the AWS Region (overrides config file). // clientConfig.region = "us-east-1"; Aws::RDS::RDSClient client(clientConfig); Aws::RDS::Model::CreateDBInstanceRequest request; request.SetDBInstanceIdentifier(DB_INSTANCE_IDENTIFIER); request.SetDBClusterIdentifier(DB_CLUSTER_IDENTIFIER); request.SetEngine(engineName); request.SetDBInstanceClass(dbInstanceClass); Aws::RDS::Model::CreateDBInstanceOutcome outcome = client.CreateDBInstance(request); if (outcome.IsSuccess()) { std::cout << "The DB instance creation has started." << std::endl; } else { std::cerr << "Error with RDS::CreateDBInstance. " << outcome.GetError().GetMessage() << std::endl; cleanUpResources(CLUSTER_PARAMETER_GROUP_NAME, DB_CLUSTER_IDENTIFIER, "", client); return false; }
Java
SDK for Java 2.x
Note

There's more on GitHub. Find the complete example and learn how to set up and run in the Amazon Code Examples Repository.

public static String createDBInstanceCluster(RdsClient rdsClient, String dbInstanceIdentifier, String dbInstanceClusterIdentifier, String instanceClass){ try { CreateDbInstanceRequest instanceRequest = CreateDbInstanceRequest.builder() .dbInstanceIdentifier(dbInstanceIdentifier) .dbClusterIdentifier(dbInstanceClusterIdentifier) .engine("aurora-mysql") .dbInstanceClass(instanceClass) .build() ; CreateDbInstanceResponse response = rdsClient.createDBInstance(instanceRequest); System.out.print("The status is " + response.dbInstance().dbInstanceStatus()); return response.dbInstance().dbInstanceArn(); } catch (RdsException e) { System.err.println(e.getMessage()); System.exit(1); } return ""; }
  • For API details, see CreateDBInstance in Amazon SDK for Java 2.x API Reference.

Kotlin
SDK for Kotlin
Note

This is prerelease documentation for a feature in preview release. It is subject to change.

Note

There's more on GitHub. Find the complete example and learn how to set up and run in the Amazon Code Examples Repository.

suspend fun createDBInstanceCluster(dbInstanceIdentifierVal: String?, dbInstanceClusterIdentifierVal: String?, instanceClassVal: String?): String? { val instanceRequest = CreateDbInstanceRequest { dbInstanceIdentifier = dbInstanceIdentifierVal dbClusterIdentifier = dbInstanceClusterIdentifierVal engine = "aurora-mysql" dbInstanceClass = instanceClassVal } RdsClient { region = "us-west-2" }.use { rdsClient -> val response = rdsClient.createDbInstance(instanceRequest) print("The status is ${response.dbInstance?.dbInstanceStatus}") return response.dbInstance?.dbInstanceArn } }
Python
SDK for Python (Boto3)
Note

There's more on GitHub. Find the complete example and learn how to set up and run in the Amazon Code Examples Repository.

class AuroraWrapper: """Encapsulates Aurora DB cluster actions.""" def __init__(self, rds_client): """ :param rds_client: A Boto3 Amazon Relational Database Service (Amazon RDS) client. """ self.rds_client = rds_client @classmethod def from_client(cls): """ Instantiates this class from a Boto3 client. """ rds_client = boto3.client('rds') return cls(rds_client) def create_instance_in_cluster(self, instance_id, cluster_id, db_engine, instance_class): """ Creates a database instance in an existing DB cluster. The first database that is created defaults to a read-write DB instance. :param instance_id: The ID to give the newly created DB instance. :param cluster_id: The ID of the DB cluster where the DB instance is created. :param db_engine: The database engine of a database to create in the DB instance. This must be compatible with the configured parameter group of the DB cluster. :param instance_class: The DB instance class for the newly created DB instance. :return: Data about the newly created DB instance. """ try: response = self.rds_client.create_db_instance( DBInstanceIdentifier=instance_id, DBClusterIdentifier=cluster_id, Engine=db_engine, DBInstanceClass=instance_class) db_inst = response['DBInstance'] except ClientError as err: logger.error( "Couldn't create DB instance %s. Here's why: %s: %s", instance_id, err.response['Error']['Code'], err.response['Error']['Message']) raise else: return db_inst
  • For API details, see CreateDBInstance in Amazon SDK for Python (Boto3) API Reference.

For a complete list of Amazon SDK developer guides and code examples, see Using this service with an Amazon SDK. This topic also includes information about getting started and details about previous SDK versions.