--1：獲取當(dāng)前數(shù)據(jù)庫中的所有用戶表
select Name from sysobjects where xtype=‘u‘ and status>=0
--2：獲取某一個表的所有字段
select name from syscolumns where id=object_id(‘表名‘)
--3：查看與某一個表相關(guān)的視圖、存儲過程、函數(shù)
select a.* from sysobjects a, syscomments b where a.id = b.id and b.text like ‘%表名%‘
--4：查看當(dāng)前數(shù)據(jù)庫中所有存儲過程
select name as 存儲過程名稱 from sysobjects where xtype=‘P‘
--5：查詢用戶創(chuàng)建的所有數(shù)據(jù)庫
select * from master..sysdatabases D where sid not in(select sid from master..syslogins where name=‘sa‘)
或者
select dbid, name AS DB_NAME from master..sysdatabases where sid <> 0x01
--6：查詢某一個表的字段和數(shù)據(jù)類型
select column_name,data_type from information_schema.columns
where table_name = ‘表名‘
