package zuoye; import java.sql.Connection; import java.sql.PreparedStatement; public class text1 {
      public static void main(String[] args) {
          Connection conn=null;         PreparedStatement pre =null;         try {
              conn=zuoye.getConnection();             String s="update emp set ename='sdfaa' where id=1017";             pre = conn.prepareStatement(s);             int i = pre.executeUpdate(s);             if(i>0){
                  System.out.println("修改成功");             }else{
                  System.out.println("修改失败");             }         } catch (Exception e) {
              e.printStackTrace();         }finally {
              zuoye.a(conn,pre);         }     } }