查询所有表字段
mysql:
获取表字段:
select COLUMN_NAME,column_comment,t.* from INFORMATION_SCHEMA.Columns t where column_name like '%CIF_NAME%' ;
/* 获取表:*/
select table_name from information_schema.TABLES where TABLE_SCEMA='db_name';
oracle:
获取表字段:
select * from user_tab_columns where Table_Name='用户表' order by column_name ;
获取表注释:
select * from user_tab_comments where Table_Name='用户表'order by Table_Name ;
获取字段注释:
select * from user_col_comments where Table_Name='用户表' order by column_name;
/* 获取表:*/
select table_name from user_tables; //当前用户的表
select table_name from all_tables; //所有用户的表
select table_name from dba_tables; //包括系统表
select table_name from dba_tables where owner='XXXXX'

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