mysqljava jdbcsql数据
package cn.itcast.bath;
import java.sql.connection;
import java.sql.preparedstatement;
import org.junit.test;
import cn.itcast.jdbc.jdbcutils;
public class bath {
@testpublic void demo1(){ connection conn=null; preparedstatement stat=null; long start = system.currenttimemillis(); try { conn=jdbcutils.getconnection(); string sql =insert into person values(?,?,?); stat=conn.preparestatement(sql); for (int i = 1; i
}