import java.sql.Connection;
import java.sql.Driver;
import java.sql.DriverManager;
import java.util.Properties;
import org.junit.Test;
public class MysqlTest {
private String url="jdbc:mysql://localhost:3306/demo?useSSL=false&serverTimezone=UTC";
private String user="root";
private String password="root";
public void test1() throws Exception{
Driver driver=new com.mysql.cj.jdbc.Driver();
Properties props=new Properties();
props.setProperty("user",user);
props.setProperty("password", password);
Connection conn = driver.connect(url, props);
System.out.println(conn);
}
public void test2() throws Exception{
Driver driver2=new com.mysql.cj.jdbc.Driver();
//注册驱动
DriverManager.registerDriver(driver2);
Connection conn=DriverManager.getConnection(url,user,password);
System.out.println(conn);
}
public void test3() throws Exception{
Class.forName("com.mysql.cj.jdbc.Driver");
Connection conn=DriverManager.getConnection(url,user,password);
System.out.println(conn);
}
public static void main(String[] args) throws Exception {
MysqlTest d=new MysqlTest();
d.test1();
d.test2();
d.test3();
}
}
JDBC连接方式
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转载自blog.csdn.net/weixin_45808666/article/details/103596556
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