sqlserver »ù´¡ÖªÊ¶´óÕûÀí
SQL-Structured Query Language
--(¿ªÆôSQL·þÎñ£ºnet start mssqlserver)
--(ÔÚÃüÁîÐÐÖÐÊäÈë'sqlwb'ÃüÁî¿É´ò¿ªSQL¹ÜÀíÆ÷ )
--(Èç¹ûÒªÖ´ÐжàÌõÃüÁîÖеÄÒ»Ìõ,Êó±êÑ¡¶¨ºóÔÙ°´F5Ö´ÐÐ)
create database sales --´´½¨Ò»¸öÃûΪsalesµÄÊý¾Ý¿â
on
(
name='sales_data',
filename='d:\sales_data.mdf',
size=10,
maxsize=50,
filegrowth=5
)
log on
(
name='sales_log',
filename='d:\sales_log.ldf',
size=10,
maxsize=50,
filegrowth=5
)
drop database sales --ɾ³ýËù´´½¨µÄÊý¾Ý¿â
sp_helpdb sales --²é¿´Êý¾Ý¿âµÄÏà¹ØÐÅÏ¢
sp_helpfile --²é¿´µ±Ç°Êý¾Ý¿âÊý¾ÝÎļþÓëÈÕÖ¾ÎļþµÄÏà¹ØÐÅÏ¢
sp_detach_db sales --תÒÆÊý¾Ý¿âʱ·ÖÀëÊý¾Ý¿â
sp_attach_db sales,@filename1='Êý¾ÝÎļþ·¾¶Ãû' --ÕûºÏ·ÖÀëµÄÊý¾Ý¿â
,@filename2='ÈÕÖ¾Îļþ·¾¶Ãû'
--(È
Ïà¹ØÎĵµ£º
sp_databases --Áгö·þÎñÆ÷ÉϵÄËùÓÐÊý¾Ý¿â
sp_server_info --Áгö·þÎñÆ÷ÐÅÏ¢£¬Èç×Ö·û¼¯£¬°æ±¾ºÍÅÅÁÐ˳Ðò
sp_stored_procedures--Áгöµ±Ç°»·¾³ÖеÄËùÓд洢¹ý³Ì
sp_tables --Áгöµ±Ç°»·¾³ÖÐËùÓпÉÒÔ²éѯµÄ¶ÔÏó
sp_start_job --Á¢¼´Æô¶¯×Ô¶¯»¯ÈÎÎñ
sp_stop_job --Í£Ö¹ÕýÔÚÖ´ÐеÄ×Ô¶¯»¯ÈÎÎñ
sp_password --Ìí¼Ó»òÐ ......
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GOÃüÁîºóÃæ¼ÓÒ»¸ö³£Á¿¾Í¿ÉÒÔÁË
ÏÂÃæ·½·¨¿ÉÒÔÓÃÀ´¿ìËÙÉú³ÉÒ»ÅúÊý¾Ý
if (object_id ('t' ) is not null ) drop table t
go
create table t (id int identity (1 , 1 ), name varchar (40 ))
go
insert into t (name ) select newid ()
go 10
select * from t
/*
1 &nbs ......
--ÿ¸öÔµĵÚÒ»Ìì
select dateadd(dd,-datepart(dd,getdate())+1,getdate())
--µÚ¸öÔµÄ×îºóÒ»Ìì
select dateadd(dd,-datepart(dd,getdate()),dateadd(mm,1,getdate()))
--±¾ÔµÄÌìÊý
select datediff(dd,getdate(),dateadd(mm,1,getdate()))
......
sqlserver 2000ÅÅÃûº¯Êý
Ãû´ÎÉú³É·½Ê½1,Öظ´Ê±ºÏ²¢Ãû´Î
SELECT *¡¡,¡¡Place=(SELECT COUNT(DISTINCT Score) +1 from jh03 WHERE Score >= a.Score)
from jh03 a
ORDER BY Place
Ãû´ÎÉú³É·½Ê½2 , Öظ´Ê±±£ÁôÃû´Î¿Õȱ
SELECT * , Place=(SELECT COUNT(Score) from jh03 WHERE Score > a.Score) + 1
from j ......