Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ÈçºÎ¼ì²éSQL Server ÄÚ´æÆ¿¾±

 DBCC memorystatus
 --²éѯ»º³åÇø³ØÏûºÄµÄÄÚ´æ×ÜÁ¿°üÀ¨AWE
 
 SELECT
 SUM(multi_pages_kb+virtual_memory_committed_kb+shared_memory_committed_kb+
 awe_allocated_kb) AS [Used by BPool, kb]
 from sys.dm_os_memory_clerks WHERE type='MEMORYCLERK_SQLBUFFERPOOL'
 
 --È·ÈÏÄÇЩÄÚ²¿×齨ÇÔÈ¡ÁË»º³åÇø³ØÖеĴ󲿷ֵÄÒ³Ãæ
 
 SELECT TOP 10 type, SUM(single_pages_kb) AS stolen_mem_kb
 from sys.dm_os_memory_clerks
 GROUP BY type ORDER BY SUM(single_pages_kb) DESC
 
 --È·ÈÏÔÚ»º³åÇø³ØÍâ·ÖÅäÁËÄÚ´æµÄÄÚ²¿×齨
 
 SELECT type, SUM(multi_pages_kb) AS memory_allocated_kb
 from sys.dm_os_memory_clerks
 WHERE multi_pages_kb!=0
 GROUP BY type


Ïà¹ØÎĵµ£º

SQL 2008 ½Ø¶ÏÊÂÎñÈÕÖ¾²»ÄÜÓÃÁË£¿£¿

BACKUP DATABASENAME WITH NO_LOGÒ»Ö±ÊÇÎҽضÏÊÂÎñÈÕÖ¾£¬Ñ¹Ëõ¿Õ¼äµÄÀûÆ÷£¬½ñÌìÔÙSQL2008ÉÏÒ»Óã¬È´²»ÁéÁË
ÏûÏ¢ 3032£¬¼¶±ð 16£¬×´Ì¬ 2£¬µÚ 2 ÐÐ
´ËÓï¾ä²»Ö§³ÖÒ»¸ö»ò¶à¸öÑ¡Ïî(no_log)¡£Çë²éÔÄÎĵµÒÔÁ˽âËùÖ§³ÖµÄÑ¡Ïî¡£
²é¿´Áª»ú°ïÖúÊֲᣬÀïÃæÈ·ÊµÃ»ÓÐwith no_logµÄ¿ÉÑ¡ÏîÁË£¬ÄÇÔõô°ì°¡£¬50MµÄÊý¾ÝÎļþ£¬2GµÄÈÕÖ¾Îļþ£¬È ......

SQL_Plus²Ù×÷ÃüÁî ¸½Â¼B SQL*PLUS

SQL_Plus²Ù×÷ÃüÁî  ¸½Â¼B SQL*PLUS
SQL*PLUS ÊÇOracleÌṩµÄÒ»¸ö¹¤¾ß³ÌÐò£¬Ëü²»½ö¿ÉÒÔÓÃÓÚ²âÊÔ£¬ÔËÐÐSQLÓï¾äºÍPL/SQL¿é£¬¶øÇÒ»¹¿ÉÒÔÓÃÓÚ¹ÜÀíOracleÊý¾Ý¿â
 1.Æô¶¯sql*plus
 ÎªÁËʹÓÃsql*plus£¬±ØÐëÊ×ÏÈÒªÆô¶¯sql*plus¡£Oracle²»½öÌṩÁËÃüÁîÐкÍͼÐνçÃæµÄsql*plus£¬¶øÇÒ»¹¿ÉÒÔÔÚwebä¯ÀÀÆ÷ÖÐÔËÐÐ.
  ......

SQL ServerÖÐRollup¹Ø¼ü×ÖʹÓü¼ÇÉ

Ê×ÏÈ´´½¨²âÊÔ±í¡¢Ìí¼ÓÊý¾Ý¡£
create table #t(a int,b int,c int,d int,e int)
insert into #t values(1,2,3,4,5)
insert into #t values(1,2,3,4,6)
insert into #t values(1,2,3,4,7)
insert into #t values(1,2,3 ......

How To Use Dynamic Sql in Sql Server ?

How To Use Dynamic Sql in Sql Server ?
 
¶¯Ì¬SQL ÔÚsql server ProcedureÖеÄÓ¦ÓÃ
 
 
Create PROCEDURE [dbo].[Proc_Get_Serial_No]
        (
         @Table_Name varchar(20),
      ......

ÕýÊÔ½øÈëlinq to sqlѧϰ

¶àÓàµÄ»°¾Í²»¶à˵ÁË£¬ÕýÊÔlinq to sqlµÄѧϰ¡£
ÏÈÀ´¿´¿´linq to sql µÄÌØÐÔ:
×Ô¶¯ÊôÐÔ(Auto-Implemented Properties)
Òþº¬ÀàÐ;ֲ¿±äÁ¿(Local Variable Type Inference)
ÄäÃûÀàÐÍ(Anonymous Types)
¶ÔÏóÓ뼯ºÏ³õʼ»¯Æ÷(Object and Collection Initializers)
À©Õ¹·½·¨(Extension Methods)
Lambda±í´ïʽºÍLambda±í´ïʽ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ