简单介绍：MS-SQL数据库开发常用汇总

Select * From TableName Order By CustomerName Collate Chinese_PRC_Stroke_ci_as

select encrypt('原始密码')

select pwdencrypt('原始密码')

select pwdcompare('原始密码','加密后密码') = 1--相同；否则不相同 encrypt('原始密码')

select pwdencrypt('原始密码')

select pwdcompare('原始密码','加密后密码') = 1--相同；否则不相同

declare @list varchar(1000),@sql nvarchar(1000) 

select @list=@list ',' b.name from sysobjects a,syscolumns b where a.id=b.id and a.name='表A'

set @sql='select ' right(@list,len(@list)-1) ' from 表A' 

exec (@sql)

EXEC master..xp_fixeddrives

if (select checksum_agg(binary_checksum(*)) from A)

=

(select checksum_agg(binary_checksum(*)) from B)

print '相等'

else

print '不相等'

DECLARE hcforeach CURSOR GLOBAL FOR SELECT 'kill ' RTRIM(spid) FROM master.dbo.sysprocesses

WHERE program_name IN('SQL profiler',N'SQL 事件探查器')

EXEC sp_msforeach_worker '?'

开头到N条记录

Select Top N * From 表

-------------------------------

N到M条记录(要有主索引ID)

Select Top M-N * From 表 Where ID in (Select Top M ID From 表) Order by ID Desc

----------------------------------

N到结尾记录

Select Top N * From 表 Order by ID Desc

sp_renamedb 'old_name', 'new_name'

select Name from sysobjects where xtype='u' and status>=0

select name from syscolumns where id=object_id('表名')

select a.* from sysobjects a, syscomments b where a.id = b.id and b.text like '%表名%'

select name as 存储过程名称 from sysobjects where xtype='P'

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


 

 
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