AmazonAthena-无法通过JavaJDBC创建表
创始人
2024-08-08 15:00:51
0

若要通过 Java JDBC 将表格创建到 Amazon Athena,请使用 DDL 查询语句。以下是创建表格并将其与 Amazon S3 存储桶中的数据源连接的样例代码:

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import java.sql.SQLException;

public class AthenaJDBCEngineDemo {

    private static final String athenaUrl = "jdbc:awsathena://AwsRegion=us-west-2";
    private static final String s3StagingDir = "s3://your-bucket/path/";
    private static final String awsAccessKeyId = "your-aws-access-key-id";
    private static final String awsSecretAccessKey = "your-aws-secret-access-key";

    public static void main(String[] args) {

        // Register the driver using the class name.
        // The class name is com.amazonaws.athena.jdbc.AthenaDriver
        try {
            Class.forName("com.amazonaws.athena.jdbc.AthenaDriver");
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
            System.exit(-1);
        }

        // Establish the connection.
        Connection conn = null;
        try {
            conn = DriverManager.getConnection(athenaUrl,
                    awsAccessKeyId, awsSecretAccessKey);
        } catch (SQLException e) {
            e.printStackTrace();
            System.exit(-1);
        }

        // Try to create a statement.
        Statement stmt = null;
        String createTableDdl = "CREATE EXTERNAL TABLE IF NOT EXISTS " +
                "sampledb.elb_logs_athena (" +
                "  request_timestamp string," +
                "  elb_name string," +
                "  request_ip string," +
                "  request_port int," +
                "  backend_ip string," +
                "  backend_port int," +
                "  request_processing_time double," +
                "  backend_processing_time double," +
                "  client_response_time double," +
                "  elb_response_code string," +
                "  backend_response_code string," +
                "  received_bytes bigint," +
                "  sent_bytes bigint," +
                "  request_verb string," +
                "  url string," +
                "  protocol string," +
                "  user_agent string,"

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