Erstellen einer benannten Abfrage

Das CreateNamedQueryExample zeigt, wie Sie eine benannte Abfrage erstellen.

package aws.example.athena;

import software.amazon.awssdk.regions.Region;
import software.amazon.awssdk.services.athena.AthenaClient;
import software.amazon.awssdk.services.athena.model.AthenaException;
import software.amazon.awssdk.services.athena.model.CreateNamedQueryRequest;

/**
 * Before running this Java V2 code example, set up your development
 * environment, including your credentials.
 *
 * For more information, see the following documentation topic:
 *
 * https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/get-started.html
 */

public class CreateNamedQueryExample {
    public static void main(String[] args) {
        final String USAGE = """

                Usage:
                    <name>

                Where:
                    name - the name of the Amazon Athena query.\s
                """;

        if (args.length != 1) {
            System.out.println(USAGE);
            System.exit(1);
        }

        String name = args[0];
        AthenaClient athenaClient = AthenaClient.builder()
                .region(Region.US_WEST_2)
                .build();

        createNamedQuery(athenaClient, name);
        athenaClient.close();
    }

    public static void createNamedQuery(AthenaClient athenaClient, String name) {
        try {
            // Create the named query request.
            CreateNamedQueryRequest createNamedQueryRequest = CreateNamedQueryRequest.builder()
                    .database(ExampleConstants.ATHENA_DEFAULT_DATABASE)
                    .queryString(ExampleConstants.ATHENA_SAMPLE_QUERY)
                    .description("Sample Description")
                    .name(name)
                    .build();

            athenaClient.createNamedQuery(createNamedQueryRequest);
            System.out.println("Done");

        } catch (AthenaException e) {
            e.printStackTrace();
            System.exit(1);
        }
    }
}