package db;
import java.sql.*;
public class db {
private String dbDriver="com.mysql.jdbc.Driver";
private String sConnStr = "jdbc:mysql://localhost:3306/gongzi?useUnicode=true&characterEncoding=gb2312";
public Connection connect = null;
public ResultSet rs=null;
public db() {
try {
Class.forName(dbDriver).newInstance();
connect = DriverManager.getConnection(sConnStr,"root","root");
}
catch (Exception ex) {
System.out.println("12121");
}
}
public ResultSet executeQuery(String sql) {
try{
connect=DriverManager.getConnection(sConnStr,"root","root");
Statement stmt=connect.createStatement();
rs=stmt.executeQuery(sql);
}catch(SQLException ex){
System.err.println(ex.getMessage());
}
return rs;
}
public void executeUpdate(String sql)
{
Statement stmt=null;
rs=null;
try
{ connect=DriverManager.getConnection(sConnStr,"root","root");
stmt=connect.createStatement();
stmt.executeUpdate(sql);
stmt.close();
connect.close();
}
catch(SQLException ex)
{
System.err.println(ex.getMessage());
}
}
}
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温馨提示
本系统开发时主要包含了一下功能:工资信息添加、工资信息管理、信息统计、工资管理、工资统计等。 所需开发环境: 开发语言:Java JDK版本:JDK1.8 服务器:tomcat7+ 数据库:mysql 5.7+ 数据库工具:Navicat11+ 开发软件: idea Maven包:Maven3.3.9+
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