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
ϵͳ»·¾³£ºWindows 7
Èí¼þ»·¾³£ºVisual C++ 2008 SP1 +SQL Server 2005
±¾´ÎÄ¿µÄ£º±àдһ¸öº½¿Õ¹ÜÀíϵͳ
ÕâÊÇÊý¾Ý¿â¿Î³ÌÉè¼ÆµÄ³É¹û£¬ËäÈ»³É¼¨²»¼Ñ£¬µ«ÊÇ×÷ΪÎÒÓÃVC++ ÒÔÀ´±àдµÄ×î´ó³ÌÐò»¹ÊÇ´«µ½ÍøÉÏ£¬ÒÔ¹©²Î¿¼¡£ÓÃVC++ ×öÊý¾Ý¿âÉè¼Æ²¢²»ÈÝÒ×£¬µ«Ò²²»ÊDz»¿ÉÄÜ¡£ÒÔÏÂÊÇÎҵijÌÐò½çÃæ£¬ºóÃæ ......
select f.tablespace_name,a.total,u.used,f.free,round((u.used/a.total)*100) "% used", round((f.free/a.total)*100) "% Free"
from
(select tablespace_name, sum(bytes/(1024*1024)) total
from dba_data_files group by tablespace_name) a,
(select tabl ......
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 ......
SQLÓï¾äʵÏÖ£¬SQL Server 2000 ¼°ACCESS¸´ÖƾɱíOldTableµÄ½á¹¹£¬»ò½á¹¹¼°ÄÚÈݵ½ÐµıíNewTable
Á½¸ö¶¼ÊÔ¹ýÁË£¬ÏÂÃæµÄ´úÂëÔÚÕâÁ½¸öÊý¾Ý¿âÖУ¨SQL Server 2000 ¼°ACCESS£©¶¼ÊÇ¿ÉÒÔͨ¹ýµÄ¡£
--¸´ÖƱí½á¹¹ÎªÐµıí
select * into NewTable
from OldTable where 1=2
--¸´ÖƱí½á¹¹¼°ÄÚÈݵ½Ðµıí
select * into newtable
......
Ò»¡¢°´Ö¸¶¨·ûºÅ·Ö¸î×Ö·û´®£¬·µ»Ø·Ö¸îºóµÄÔªËØ¸öÊý£¬·½·¨ºÜ¼òµ¥£¬¾ÍÊÇ¿´×Ö·û´®ÖдæÔÚ¶àÉÙ¸ö·Ö¸ô·ûºÅ£¬È»ºóÔÙ¼ÓÒ»£¬¾ÍÊÇÒªÇóµÄ½á¹û¡£
CREATE function Get_StrArrayLength
(
@str varchar(1024), --Òª·Ö¸îµÄ×Ö·û´®
@split varchar(10) --·Ö¸ô·ûºÅ
)
......