摘要: 查询表中有多少列select count(1) from user_tab_columns where table_name=upper('M_ReturnPicture')//查询数据中某个用户所创建的表数量SELECT table_name FROM all_tables WHERE owner... 阅读全文
posted @ 2014-06-20 11:25 一只小鸟 阅读(212) 评论(0) 推荐(0)