前几步看该博客
https://blog.csdn.net/qq243920161/article/details/78971861#comments
但是url那边的地址可能会出点问题,把地址改为localhost就可以连接上本机的数据库
package jdbc_1; import java.sql.Connection; import java.sql.Driver; import java.sql.DriverManager; import java.util.Properties; import java.sql.SQLException; public class ConnecttionTest { static void testConnection1(){ try{ Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver"); //第一步 String url = "jdbc:sqlserver://localhost:1433;databaseName=EDUCATION";//目标数据库地址 Connection con = DriverManager.getConnection(url,"sa","1");//建立连接 System.out.println("连接成功"); con.close(); } catch(Exception e) { //e.printStackTrace(); System.out.println("连接失败"); } } public static void main(String []args) { testConnection1(); } }