Amazon Redshift

public static void main(String[] args) throws IOException {
AWSCredentials credentials = new PropertiesCredentials(
CreateAndModifyCluster.class
.getResourceAsStream("AwsCredentials.properties"));
client = new AmazonRedshiftClient(credentials);
try {
createCluster();
waitForClusterReady();
describeClusters();
modifyCluster();
describeClusters();
} catch (Exception e) {
System.err.println("Operation failed: " + e.getMessage());
}
}
private static void createCluster() {
CreateClusterRequest request = new CreateClusterRequest()
.withClusterIdentifier(clusterIdentifier)
.withMasterUsername("masteruser")
.withMasterUserPassword("12345678Aa")
.withNodeType("dw.hs1.xlarge")
.withNumberOfNodes(2);
Cluster createResponse = client.createCluster(request);
System.out.println("Created cluster " + createResponse.getClusterIdenti
fier());
}
private static void describeClusters() {
DescribeClustersRequest request = new DescribeClustersRequest()
.withClusterIdentifier(clusterIdentifier);
DescribeClustersResult result = client.describeClusters(request);
printResult(result);
}
private static void modifyCluster() {
ModifyClusterRequest request = new ModifyClusterRequest()
.withClusterIdentifier(clusterIdentifier)
.withPreferredMaintenanceWindow("wed:07:30-wed:08:00");
client.modifyCluster(request);
System.out.println("Modified cluster " + clusterIdentifier);
}
private static void printResult(DescribeClustersResult result)
{
if (result == null)
{
System.out.println("Describe clusters result is null.");
return;
}
API Version 2012-12-01
22
Amazon Redshift Management Guide
Managing Clusters Using AWS SDK for Java