Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

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

18¾ä»°ÈëÃÅSQLServer XML

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

£¨×ª£©SqlserverºÏ²¢¸´ÖƵÄwebͬ²½Ïê½â(ת΢ÈíÈýƪ)2


ÈçºÎΪ Web ͬ²½ÅäÖà IIS
±¾Ö÷ÌâÖеĹý³ÌÊÇΪºÏ²¢¸´ÖÆÅäÖà Web ͬ²½µÄµÚ¶þ¸ö²½Öè¡£Ó¦ÔÚΪ Web ͬ²½ÆôÓ÷¢²¼ºóÖ´Ðд˲½Öè¡£ÓйØÅäÖùý³ÌµÄ¸ÅÊö£¬Çë²ÎÔÄ ÅäÖà Web ͬ²½¡£Íê³É±¾Ö÷ÌâÖеĹý³Ìºó£¬Çë¼ÌÐøÖ´ÐеÚÈý¸ö²½Öè“ÅäÖö©ÔÄÒÔʹÓà Web ͬ²½”¡£ÏÂÁÐÖ÷ÌâÖн«½éÉܵÚÈý¸ö²½Ö裺
SQL Server Management Studio: ......

SQLServer ×î³£ÓõÄË÷Òý×Ö¶Î(ͨÓÃË÷Òý×Ö¶Î)

Ò»¡¢SQLServer ͨÓÃË÷Òý×Ö¶Î
 
1¡¢Primary Key's Ö÷¼ü
2¡¢Foreign Key's Íâ¼ü
3¡¢Ö§³ÖSELECT¡¢INSERT¡¢UPDATEºÍDELETEÃüÁîµÄ×ֶΠ:
(1)¡¢INNER JOIN
(£²)¡¢RIGHT | LEFT OUTER JOIN
(£³)¡¢WHERE
(£´)¡¢ORDER BY
(£µ)¡¢GROUP BY
(£¶)¡¢HAVING
¶þ¡¢´´½¨Ë÷ÒýµÄÆäËûÒòËØ(Ö÷ÒªÒòËض¼ÒòΪË÷ÒýÊÇÊý¾Ý±íÍⲿ ......

SQLServer ÓÅ»¯SQLÓï¾ä£ºin ºÍnot inµÄÌæ´ú·½°¸


Ô­Îijö´¦£ºhttp://www.cnblogs.com/luoht/archive/2010/03/01/1676049.html
ÓÃINд³öÀ´µÄSQLµÄÓŵãÊDZȽÏÈÝÒ×д¼°ÇåÎúÒ׶®£¬Õâ±È½ÏÊʺÏÏÖ´úÈí¼þ¿ª·¢µÄ·ç¸ñ¡£
¡¡¡¡µ«ÊÇÓÃINµÄSQLÐÔÄÜ×ÜÊDZȽϵ͵ģ¬´ÓSQLÖ´ÐеIJ½ÖèÀ´·ÖÎöÓÃINµÄSQLÓë²»ÓÃINµÄSQLÓÐÒÔÏÂÇø±ð£º
¡¡¡¡SQLÊÔͼ½«Æäת»»³É¶à¸ö±íµÄÁ¬½Ó£¬Èç¹ûת»»²»³É¹¦ÔòÏÈÖ´ÐÐ ......

SQLServerºÍOracleµÄ³£Óú¯Êý¶Ô±È

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:select floor(-1.001) value  
O:select floor(-1.001)  value from dual
4.È ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ