package 数据库;
import java.sql.*;
public class SQLserver {
public static void main(String[] args) {
try {
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
Connection connection = DriverManager.getConnection("jdbc:sqlserver://localhost:1433;databaseName=SPJ;","sa", "123456");
if (connection != null) {
System.out.print("数据库连接成功");
} else {
System.out.print("数据库连接失败");
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
需要将三个jar包导入到项目中
package 数据库;
import java.sql.*;
public class SQL {
public static void main(String[] args) {
try {
Class.forName("com.mysql.cj.jdbc.Driver");
Connection connection = DriverManager.getConnection("jdbc:mysql:"
+ "//127.0.0.1:3306/成绩管理数据库?useSSL=false&useUnicode=true&characterEncoding=utf-8&serverTimezone=GMT", "root", "123456");
if(connection!=null){
System.out.print("数据库连接成功");
}else{
System.out.print("数据库连接失败");
}
} catch (Exception e) {
}
}
}
需要导入