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--(¿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'
--(ÈçºÎ¼õСÊý¾Ý¿âÈÕÖ¾ÎļþµÄ´óС:  a.·ÖÀëÊý¾Ý¿â b.תÒÆÈÕÖ¾Îļþ c .ÕûºÏÊý¾Ý¿âµ«²»Ö¸¶¨ÈÕÖ¾Îļþ)
--Êý¾Ý¿âµÄ±¸·Ý
sp_addumpdevice 'disk','mydisk','d:\sales.bak'  --Ìí¼ÓÉ豸¡£disk±íʾĿ±êÉ豸ÀàÐÍ,mydisk±íÊ


Ïà¹ØÎĵµ£º

SQLServerÊý¾Ý¼¯ºÏµÄ½»¡¢²¢¡¢²î¼¯ÔËËã

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       Ïà¹Ø²âÊÔʵÀýÈçÏ£º
use tempdb
go
if (object_id ('t1' ) is not null ) drop table t1
if (object_id ('t2' ) is not null ) drop table t2
go ......

SQLServerÖеÄÑ­»·Åú´¦Àí

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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 ......

SQLServerÈÎÒâÁÐÖ®¼äµÄ¾ÛºÏ

SQLServerÈÎÒâÁÐÖ®¼äµÄ¾ÛºÏ ÊÕ²Ø
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18¾ä»°ÈëÃÅSQLServer XML

18¾ä»°ÈëÃÅSQLServer XML ÊÕ²Ø
/*
sql xml ÈëÃÅ:
    --by jinjazz
    --http://blog.csdn.net/jinjazz
   
    1¡¢xml:        ÄÜÈÏʶԪËØ¡¢ÊôÐÔºÍÖµ
   
    2¡¢xpath: ......

SQLServerºÍOracle³£Óú¯Êý¶Ô±È

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´ó¼Ò²Î¿¼¡£
Êýѧº¯Êý
¡¡¡¡1.¾ø¶ÔÖµ
¡¡¡¡S:select abs(-1) value
¡¡¡¡O:select abs(-1) value from dual
¡¡¡¡2.È¡Õû(´ó)
¡¡¡¡S:select ceiling(-1.001) value
¡¡¡¡O:select ceil(-1.001) value from dual
¡¡¡¡3.È¡Õû£¨Ð¡£©
¡¡¡¡S:s ......
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