举个例子 连接数据库查询表的相关语句: Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver"); Connection conn=DriverManager.getConnection("jdbc:microsoft:sqlserver://127.0.0.1:1433;DatabaseName=mytest","sa","123"); Statement stmt=conn.createStatement(); ResultSet rs=stmt.executeQuery("select * from userinfo"); while(rs.next())