SQL·ÖÒ³²éѯ
/*µÚ¼¸Ò³±ØÐë´óÓÚ1
select top ÿҳÊýÁ¿ * id
from @t a
where id not in
(select top (µÚ¼¸Ò³-1)*ÿҳÊýÁ¿ id
from @t b
)
*/
declare @lcSqlCommand nvarchar(100)
declare @t table (id int IDENTITY,orderDate datetime)
insert into @t
select orderDate
from Northwind..Orders
--·µ»ØµÚ¶þÒ³Êý¾Ý
select top 10 *
from @t a
where id not in
(select top 10 id
from @t b
)
Ïà¹ØÎĵµ£º
/// <summary>
/// ·µ»Ø·ÖÒ³SQLÓï¾ä
/// </summary>
/// <param name="selectSql">²éѯSQLÓï¾ä</param>
/// ......
1¡¢½Ø¶ÏÈÕÖ¾£º
backup log Êý¾Ý¿â with no_log
»ò£º
Çå¿ÕÈÕÖ¾
DUMP TRANSACTION ¿âÃû WITH NO_LOG
2¡¢ & ......
×òÌì¿´µ½ÍøÉÏÓÐÒ»¸ö¹ØÓÚSQL SERVER ¿Î¼þ£¬±ãËæÊÖÏÂÔØÁËÏÂÀ´¿´¿´Ö÷Òª½²ÁËЩʲôÄÚÈÝ£¬ÓÚÊÇ¿´µ½ÁËÏÂÃæÁ½¸öPPTÒ³Ãæ
ÓÉÓÚµÚÒ»ÕÅPPTÉϵÄÄÚÈݲ»Ì«×¼È·£¨ÈÕÖ¾ÎļþÖÐûÓГÈÕÖ¾Ò³”µÄ¸ÅÄֻÓÐVLFµÄ¸ÅÄ¿ÉÄÜÊÇÎÒÃǶԓÊý¾ÝÒ³”µÄ¸ÅÄîÌ«Éî¿ÌÁË£¬Òò´ËŪÁËÒÔ&ldq ......
ÔÚSQLÓï¾äÖУ¬³£³£Óûá¶Ôʱ¼ä£¨»òÈÕÆÚ£©½øÐÐһЩ´¦Àí£¬ÏÂÃæÊDZȽÏͨÓõÄһЩÓï¾ä£º
ÑÓ³Ù£º
sysdate+(5/24/60/60) ÔÚϵͳʱ¼ä»ù´¡ÉÏÑÓ³Ù5Ãë
sysdate+5/24/60 ÔÚϵͳʱ¼ä»ù´ ......