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1. ²é¿´ SQL 2005 Óû§ËùÊôÊý¾Ý¿â½ÇÉ«
use yourdb
go
select DbRole = g.name, MemberName = u.name, MemberSID = u.sid
from sys.database_principals u, sys.database_principals g, sys.database_role_members m
where g.principal_id = m.role_principal_id
and u.principal_id = m.member_principal_id
order by 1, 2
go
2. ²é¿´ SQL 2005 µÇ½ÕÊ»§ËùÊô·þÎñÆ÷½ÇÉ«
use master
go
select SrvRole = g.name, MemberName = u.name, MemberSID = u.sid
from sys.server_principals u, sys.server_principals g, sys.server_role_members m
where g.principal_id = m.role_principal_id
and u.principal_id = m.member_principal_id
order by 1, 2
go
3. ²é¿´ SQL 2005 Óû§±»¸³ÓèµÄȨÏÞ
use yourdb
go
exec sp_helprotect @username = 'user name'
go


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ÓÉÓÚʱ¼ä¹ØÏµ£¬±¾³ÌÐò²¢Î´ÍêÉÆ£¬ÔÚË« ......

SQL SERVERÁÙʱ±íµÄʹÓÃ


drop table #Tmp   --ɾ³ýÁÙʱ±í#Tmp
create table #Tmp --´´½¨ÁÙʱ±í#Tmp
(
    ID   int IDENTITY (1,1)     not null, --´´½¨ÁÐID,²¢ÇÒÿ´ÎÐÂÔöÒ»Ìõ¼Ç¼¾Í»á¼Ó1
    WokNo          &n ......

SQL XML

--Creating xml Data Type Columns
CREATE TABLE dbo.Book
(BookID int IDENTITY(1,1) PRIMARY KEY,
ISBNNBR char(10) NOT NULL,
BookNM varchar(250) NOT NULL,
AuthorID int NOT NULL,
ChapterDESC XML NULL)
DECLARE @Book XML
SET @Book =
CAST('<Book name="SQL Server 2000 Fast Answers">
<Chapt ......

Pl/sql ±à³ÌÖ®case whenµÄÓ÷¨

Pl/sql ±à³ÌÖ®case whenµÄÓ÷¨£º£¨t3.LOCAL_BF_KND='111000' -- ±¾Ô»ù±¾ÔÂ×â·Ñ£©
select sum(t1.FAV_FEE) from bi_rw.FO_A_2FAV_M_G t1, bi_rw.D_BILLFEE_KND t3 where t1.BILLFEE_KND=t3.BILLFEE_KND(+) and t3.LOCAL_BF_KND='111000'  --1310557.76
 
Èç¹û²»±ãÓÚ°ÑÌõ¼þt3.LOCAL_BF_KND='111000' дÔÚwhereÌ ......

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1¡¢ËµÃ÷£º´´½¨Êý¾Ý¿â
CREATE DATABASE database-name
2¡¢ËµÃ÷£ºÉ¾³ýÊý¾Ý¿â
drop database dbname
3¡¢ËµÃ÷£º±¸·Ýsql server
--- ´´½¨ ±¸·ÝÊý¾ÝµÄ device
USE master
EXEC sp_addumpdevice 'disk', 'testBack', 'c:\mssql7backup\MyNwind_1.dat'
--- ¿ªÊ¼ ±¸·Ý
BACKUP DATABASE pubs TO testBack
4¡¢Ëµ ......
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