MySQL数据库，从一个数据库中复制指定表到另一个数据库中，案例

package com;

import java.sql.DriverManager;

import java.sql.*;

public class CopyMysqlDatabase {
	
	
	 /**
     * 利用创建表的语句和select语句解决数据迁移问题
     * @param dataBaseNameSource 源数据库名称
     * @param tableNameSource 源数据表名称
     * @param dataBaseNameTarget 目标数据库名称
     * @param tableNameTarget 目标数据表名称
     */
    public static void copyDataFromOneTable2AnotherWithSelectAndCreateSql(String dataBaseNameSource,String tableNameSource,
            String dataBaseNameTarget,String tableNameTarget){
    	Connection conn = null;
        Statement statement= null;
        try {
            conn = getConnection();
            statement = conn.createStatement();
            //列出库中所有表
            ResultSet rs = statement.executeQuery("show tables; ");
            while (rs.next()) {
            	//打印库中所有表名
            	System.out.println(rs.getString(1));
            }
            //创建数据库
           statement.execute("create database "+dataBaseNameTarget);
           statement.execute("use "+dataBaseNameTarget);

            //创建数据表
           statement.execute("create table "+tableNameTarget+" LIKE "+dataBaseNameSource+"."+tableNameSource);

            //导入数据
           String copySql = "insert "+tableNameTarget +" select * from "+dataBaseNameSource+"."+tableNameSource;
           statement.execute(copySql);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    
    /**
     * 获取一个连接
     * @return
     */
    public static Connection getConnection(){
        try {
            String url = "jdbc:mysql://localhost:3306/test";
            // 数据库的用户名与密码，需要根据自己的设置
            final String username = "root";
            final String password = "test";
            Class.forName("com.mysql.jdbc.Driver");
            Connection conn = DriverManager.getConnection(url,username,password);
            return conn;
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 释放资源
     * @param conn
     * @param stmt
     * @param rs
     */
    public static void release(Connection conn,Statement stmt,ResultSet rs){
        if(rs!=null){
            try {
                rs.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
            rs=null;
        }
        if(stmt!=null){
            try {
                stmt.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
            stmt = null;
        }
        if(conn!=null){
            try {
                conn.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }
    
    public static void main(String[] args){ 
        System.out.println("---------------开始复制----------------");
        long startTime = System.currentTimeMillis();

        copyDataFromOneTable2AnotherWithSelectAndCreateSql("test","information","test02","information");

        long endTime = System.currentTimeMillis();
        System.out.println("---------------结束复制----------------");
        System.out.println("整个过程耗时："+(endTime-startTime)+"ms");
    }

}