向数据库添加100W 条数据 性能测试

向数据库添加100W 条数据 性能测试 ；

参考的相关网站目录：

JDBC实现往MySQL插入百万级数据

https://www.cnblogs.com/fnz0/p/5713102.html

MySql 的批量操作，要加rewriteBatchedStatements参数

http://blog.csdn.net/ptzrbin/article/details/21024207

JDBC事务控制管理

http://blog.csdn.net/caomiao2006/article/details/22412755

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测试代码：

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Random;
import java.util.UUID;

public class Test {
    private String url = "jdbc:oracle:thin:@XXXXXX:1521:XXXX";
    private String user = "XXXX";
    private String password = "XXXX";
    public  void Test(){
        Connection conn = null;
        PreparedStatement pstm =null;
        ResultSet rt = null;
        UUID uuid = UUID.randomUUID();
        try {
            Class.forName("oracle.jdbc.driver.OracleDriver");
            conn = DriverManager.getConnection(url, user, password);
            String sql = "INSERT INTO XXXXX(XX,XX,XXX) VALUES(?,?,?)";
            pstm = conn.prepareStatement(sql);
            conn.setAutoCommit(false);
            Date start_time = new Date();
            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");//设置日期格式
            String s_start_time = df.format(start_time);
            System.out.println("\n************************start_time : " + s_start_time + "************************");// new Date()为获取当前系统时间
            Random rand = new Random();
            int a,b,c,d;
            for (int i = 1; i <= 1000000; i++) {
                    pstm.setInt(1, i);
                    pstm.setInt(2, i);
               /*     a = rand.nextInt(10);
                    b = rand.nextInt(10);
                    c = rand.nextInt(10);
                    d = rand.nextInt(10);*/
                    pstm.setString(3, uuid+"11111111111111111111111111111111111111111111111111"
                            +"11111111111111111111111111111111111111111111111111111111111111111111"
                            );
                    pstm.addBatch();
            }
            pstm.executeBatch();
            conn.commit();
            Date end_time = new Date();
            String s_end_time = df.format(end_time);
//          时间差
            long time_diff = end_time.getTime() - start_time.getTime();
            System.out.println("Succeed!" +
                    " It Takes times : " + time_diff +
                    " ms ;\n\n*************************end_time : " + s_end_time + "*************************");//record
            /*Long endTime = System.currentTimeMillis();*/
           /* System.out.println("OK,用时：" + (endTime - startTime)); */
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }finally{
           if(pstm!=null){
                try {
                    pstm.close();
                } catch (SQLException e) {
                    e.printStackTrace();
                    throw new RuntimeException(e);
                }
            }
            if(conn!=null){
                try {
                    conn.close();
                } catch (SQLException e) {
                    e.printStackTrace();
                    throw new RuntimeException(e);
                }
            }
        }
    }
    public static void main(String[] args) {
        Test test = new Test();
        test.Test();
    }
}