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  • 大小: 19KB
    文件類型: .7z
    金幣: 1
    下載: 0 次
    發(fā)布日期: 2021-06-09
  • 語言: Java
  • 標(biāo)簽:

資源簡介

http://blog.csdn.net/deathislikethewind/article/details/71122647

資源截圖

代碼片段和文件信息

package?stu;

import?java.sql.Connection;??
import?java.sql.DriverManager;??
import?java.sql.PreparedStatement;??
import?java.sql.SQLException;??

public?class?ConnectMysql{
private?static?final?String?url?=?“jdbc:mysql://127.0.0.1:3306/sql?useUnicode=true&characterEncoding=utf-8&useSSL=false“;?
//MySQL?表示連接的數(shù)據(jù)庫?是?MySQL?;??127.0.0.1表示你的MySQL的遠(yuǎn)程端地址(127.0.0.1表示的是本地地址)?3306表示是這個端口
//后邊的一大串?useUnicode=true&characterEncoding=utf-8&useSSL=false?設(shè)置數(shù)據(jù)庫屬性如果不添加被曝↓↓↓↓
//WARN:Establishing?SSL?connection?without?server‘s?identity?verification?is?not?recommended.KILL?WARN??useUnicode=true&characterEncoding=utf-8&useSSL=false?↑
private?static?final?String?name?=?“com.mysql.jdbc.Driver“;

public?static?final?String?user?=?“root“; //數(shù)據(jù)庫的用戶名
public?static?final?String?password?=?“ABCabc123“; //數(shù)據(jù)庫的用戶密碼

public?Connection?connect?=?null; //連接類這就是那個鏈接啊
????public?PreparedStatement?pStatement?=?null;? //準(zhǔn)備聲明
????
????
????public?ConnectMysql(String?SqlStatement){
???? try{
???? Class.forName(name); //指定連接類型?
???? connect?=?DriverManager.getConnection(url?user?password); //獲取連接?
???? pStatement?=?connect.prepareStatement(SqlStatement); //準(zhǔn)備執(zhí)行語句
???? }
???? catch?(Exception?e)?{
???? e.printStackTrace();
}
????}
????
????
????public?void?close()?{??
????????try?{??
????????????this.connect.close();?? //關(guān)閉鏈接
????????????this.pStatement.close();?? //關(guān)閉準(zhǔn)備語句
????????}?catch?(SQLException?e)?{??
????????????e.printStackTrace();
????????}??
????}??
}

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