jdbc的批量操作

package lavasoft.jdbctest;
 
import lavasoft.common.DBToolkit;
 
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Statement;
 
/**
* JDBC的批量操作三种方式
*
* @author leizhimin 2009-12-4 14:42:11
*/
public class BatchExeSQLTest {
 
        public static void main(String[] args) {
                exeBatchStaticSQL();
        }
 
        /**
         * 批量执行预定义模式的SQL
         */
        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();                     //添加一次预定义参数
                        pstmt.setString(1, "ccc");
                        pstmt.setString(2, "dddd");
                        pstmt.addBatch();                     //再添加一次预定义参数
                        //批量执行预定义SQL
                        pstmt.executeBatch();
                } catch (SQLException e) {
                        e.printStackTrace();
                } finally {
                        DBToolkit.closeConnection(conn);
                }
        }
 
        /**
         * 批量执行混合模式的SQL、有预定义的，还有静态的
         */
        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();    //添加一次预定义参数
                        pstmt.setString(1, "ccc");
                        pstmt.setString(2, "dddd");
                        pstmt.addBatch();    //再添加一次预定义参数
                        //添加一次静态SQL
                        pstmt.addBatch("update testdb.book set kind = 'JAVA' where kind='java'");
                        //批量执行预定义SQL
                        pstmt.executeBatch();
                } catch (SQLException e) {
                        e.printStackTrace();
                } finally {
                        DBToolkit.closeConnection(conn);
                }
        }
 
        /**
         * 执行批量静态的SQL
         */
        public static void exeBatchStaticSQL() {
                Connection conn = null;
                try {
                        conn = DBToolkit.getConnection();
                        Statement stmt = conn.createStatement();
                        //连续添加多条静态SQL
                        stmt.addBatch("insert into testdb.book (kind, name) values ('java', 'java in aciton')"); //后面不要加分号
                        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");                //批量执行不支持Select语句
                        //执行批量执行
                        stmt.executeBatch();
                } catch (SQLException e) {
                        e.printStackTrace();
                } finally {
                        DBToolkit.closeConnection(conn);
                }
        }
}