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JDBCBatchProcessDemo Project Dir Structure

JDBC Batch Processing [PreparedStatement] Demo

JDBC Batch Processing [PreparedStatement] Demo

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

public class JDBCBatchProcess
{
    // JDBC driver name and database URL
    static final String JDBC_DRIVER = "com.mysql.jdbc.Driver";
    static final String DB_URL      = "jdbc:mysql://localhost:3306/world";

    // Database credentials
    static final String USERNAME    = "root";
    static final String PASSWORD    = "root";

    public static void main( String[] args )
    {
        JDBCBatchProcess JDBCBatchProcess = new JDBCBatchProcess();
        JDBCBatchProcess.addCityInformation();
    }

    private void addCityInformation()
    {
        Connection connection = null;
        PreparedStatement preparedStatement = null;
        try
        {
            /*
             * Register the JDBC driver in DriverManager
             */

            Class.forName(JDBC_DRIVER);

            /*
             * Establish connection to the Database using DriverManager
             */

            connection = DriverManager
                    .getConnection(DB_URL, USERNAME, PASSWORD);

            /*
             * Set auto-commit to false
             */
            connection.setAutoCommit(false);

            String sql = "insert into city values(?,?,?,?,?)";

            /*
             * Execute the query
             */
            preparedStatement = connection.prepareStatement(sql);

            preparedStatement.setInt(1, 5000);
            preparedStatement.setString(2, "Bangalore");
            preparedStatement.setString(3, "IND");
            preparedStatement.setString(4, "Karnataka");
            preparedStatement.setInt(5, 20000);

            /*
             * Add sql to the batch
             */

            preparedStatement.addBatch();

            preparedStatement.setInt(1, 5001);
            preparedStatement.setString(2, "Channai");
            preparedStatement.setString(3, "IND");
            preparedStatement.setString(4, "TamilNadu");
            preparedStatement.setInt(5, 200000);

            /*
             * Add sql to the batch
             */

            preparedStatement.addBatch();

            preparedStatement.setInt(1, 5002);
            preparedStatement.setString(2, "Thiruvanathapuram");
            preparedStatement.setString(3, "IND");
            preparedStatement.setString(4, "Kerala");
            preparedStatement.setInt(5, 800000);

            /*
             * Add sql to the batch
             */

            preparedStatement.addBatch();

            int result[] = preparedStatement.executeBatch();

            /*
             * Explicitly commit statements to apply changes
             */
            connection.commit();

            for( int i = 0; i < result.length; i++ )
            {
                System.out.println(result[i]);
            }

        }
        catch( SQLException se )
        {
            /*
             * Handle errors for JDBC
             */
            try
            {
                connection.rollback();
            }
            catch( SQLException e )
            {
                e.printStackTrace();
            }
            se.printStackTrace();
        }
        catch( ClassNotFoundException e )
        {
            /*
             * Handle errors for Class.forName
             */
            e.printStackTrace();
        }
        catch( Exception e )
        {
            try
            {
                connection.rollback();
            }
            catch( SQLException e1 )
            {

                e1.printStackTrace();
            }
            e.printStackTrace();
        }
        finally
        {
            /*
             * finally block used to close resources
             */
            try
            {
                if( preparedStatement != null )
                {
                    preparedStatement.close();
                }
            }
            catch( SQLException sqlException )
            {
                sqlException.printStackTrace();
            }
            try
            {
                if( connection != null )
                {
                    connection.close();
                }
            }
            catch( SQLException sqlException )
            {
                sqlException.printStackTrace();
            }
        }

    }
}