SQL SERVER
查看所有表名:
select name from sysobjects where type='U'
查询表的所有字段名:
Select name from syscolumns Where ID=OBJECT_ID('表名')
select * from information_schema.tables
select * from information_schema.views
select * from information_schema.columns
MySql
查询表的所有字段名:
select *
from information_schema.columns
where table_name='table_name'
and table_schema='table_schema'
ORDER BY ORDINAL_POSITION
ACCESS
查看所有表名:
select name from MSysObjects where type=1 and flags=0
MSysObjects是系统对象,默认情况是隐藏的。通过工具、选项、视图、显示、系统对象可以使之显示出来。
Oracle
select cname from col where tname='ZW_YINGYEZ'
select column_name from user_tab_columns where table_name='ZW_YINGYEZ'
查询表字段数
select count(column_name) from user_tab_columns where table_name='表名';
原文地址:https://www.cnblogs.com/TTonly/p/12132651.html
时间: 2024-10-26 20:30:22