随笔分类 -  数据库

数据库简单查询
摘要：简单查询 语法句式如下： SELECT filed1,filed2 ... filedn FROM tablename [WHERE CONDITION11] [GROUP BY filedm [HAVING CONDITION2]] [ORDER BY filedn [ASC|DESC]] fil 阅读全文
posted @ 2022-05-10 23:18 iforeverhz 阅读(56) 评论(0) 推荐(0)