batch operation of jdbc

package lavasoft.jdbctest;

import lavasoft.common.DBToolkit;

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

/**
*Three ways of batch operation of JDBC
*
* @author leizhimin 2009-12-4 14:42:11
*/
public class BatchExeSQLTest {

        public static void main(String[] args) {
                exeBatchStaticSQL();
        }

        /**
         * Batch execute SQL with predefined schema
         */
        public static void exeBatchParparedSQL() {
                Connection conn = null;
                try {
                        conn = DBToolkit.getConnection();
                        String sql = "insert into testdb.book (kind, name) values (?,?)";
                        PreparedStatement pstmt = conn.prepareStatement(sql);
                        pstmt.setString(1, "java");
                        pstmt.setString(2, "jjjj");
                        pstmt.addBatch(); //Add a predefined parameter
                        pstmt.setString(1, "ccc");
                        pstmt.setString(2, "dddd");
                        pstmt.addBatch(); //Add predefined parameters again
                        //Batch execute predefined SQL
                        pstmt.executeBatch();
                } catch (SQLException e) {
                        e.printStackTrace ();
                } finally {
                        DBToolkit.closeConnection(conn);
                }
        }

        /**
         * Batch execute mixed-mode SQL, predefined, and static
         */
        public static void exeBatchMixedSQL() {
                Connection conn = null;
                try {
                        conn = DBToolkit.getConnection();
                        String sql = "insert into testdb.book (kind, name) values (?,?)";
                        PreparedStatement pstmt = conn.prepareStatement(sql);
                        pstmt.setString(1, "java");
                        pstmt.setString(2, "jjjj");
                        pstmt.addBatch(); //Add a predefined parameter
                        pstmt.setString(1, "ccc");
                        pstmt.setString(2, "dddd");
                        pstmt.addBatch(); //Add predefined parameters again
                        //Add a static SQL
                        pstmt.addBatch("update testdb.book set kind = 'JAVA' where kind='java'");
                        //Batch execute predefined SQL
                        pstmt.executeBatch();
                } catch (SQLException e) {
                        e.printStackTrace ();
                } finally {
                        DBToolkit.closeConnection(conn);
                }
        }

        /**
         * Execute batch static SQL
         */
        public static void exeBatchStaticSQL() {
                Connection conn = null;
                try {
                        conn = DBToolkit.getConnection();
                        Statement stmt = conn.createStatement();
                        //Continuously add multiple static SQL
                        stmt.addBatch("insert into testdb.book (kind, name) values ​​('java', 'java in aciton')"); //Do not add a semicolon after
                        stmt.addBatch("insert into testdb.book (kind, name) values ('c', 'c in aciton')");
                        stmt.addBatch("delete from testdb.book where kind ='C#'");
                        stmt.addBatch("update testdb.book set kind = 'JAVA' where kind='java'");
// stmt.addBatch("select count(*) from testdb.book"); //Batch execution does not support Select statements
                        // execute batch execution
                        stmt.executeBatch();
                } catch (SQLException e) {
                        e.printStackTrace ();
                } finally {
                        DBToolkit.closeConnection(conn);
                }
        }
}