l_degege的专栏

select * from all_tab_columns where Table_Name='T_FILES' AND OWNER='WJW';注：Table_Name 表名，OWNER 用户名。应使用大写https://blog.youkuaiyun.com/qingxixiansheng/article/details/82761506

数据库版本select * from v$version;注：https://blog.youkuaiyun.com/zhufengzhuiri/article/details/79139115当前用户所在的表空间select username,default_tablespace from user_users;注：https://blog.youkuaiyun.com/yitian20000/article/details/6256716...