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

²é¿´sql server lock


 drop   table   #t  
  create   table   #t(req_spid   int,obj_name   sysname)   
  declare   @s   nvarchar(4000)   
  ,@rid   int,@dbname   sysname,@id   int,@objname   sysname   
  declare   tb   cursor   for     
  select   distinct   req_spid,dbname=db_name(rsc_dbid),rsc_objid   
  from   master..syslockinfo   where   rsc_type   in(4,5)   
  open   tb   
  fetch   next   from   tb   into   @rid,@dbname,@id   
  while   @@fetch_status=0   
  begin   
  set   @s='select   @objname=name   from   ['+@dbname+']..sysobjects   where   id=@id'   
  exec   sp_executesql   @s,N'@objname   sysname   out,@id   int',@objname   out,@id   
  insert   into   #t   values(@rid,@objname)   
  fetch   next   from   tb   into   @rid,@dbname,@id   
  end   
  close   tb   
  deallocate   tb   
  select   ½ø³Ìid=a.req_spid   
  ,Êý¾Ý¿â=db_name(rsc_dbid)   
  ,ÀàÐÍ=case   rsc_type   when   1   then   'NULL   ×ÊÔ´£¨Î´Ê¹Óã©'   
  when   2   then   N'Êý¾Ý¿â'   
  when   3   then   N'Îļþ'   
  when   4   then   N'Ë÷Òý'   
  when   5   then   N'±í'   
  when   6   then   N'Ò³'   
  when  


Ïà¹ØÎĵµ£º

[ÊÕ£] ÓÃsqlite Ö´Ðбê×¼ sql Óï·¨

http://www.umgr.com/blog/PostView.aspx?bpId=36294
 1. Ö´ÐÐsqlÓï¾ä
int sqlite3_exec(sqlite3*£¬ const char *sql£¬ sqlite3_callbacksql Óï·¨
£¬ void *£¬  char **errmsg );
Õâ¾ÍÊÇÖ´ÐÐÒ»Ìõ sql Óï¾äµÄº¯Êý¡£
µÚ1¸ö²ÎÊý²»ÔÙ˵ÁË£¬ÊÇÇ°Ãæopenº¯ÊýµÃµ½µÄÖ¸Õ롣˵ÁËÊǹؼüÊý¾Ý½á¹¹¡£
µÚ2¸ö²ÎÊýconst char ......

µÚ10Õ£ºSQLºÍTQuery¶ÔÏó

±¾ÕÂÊǹØÓÚ²éѯ¡£ÕâÊÇÒ»¸öÖ÷Ì⣬ÔÚºËÐĵĿͻ§/·þÎñÆ÷±à³Ì£¬Òò´ËÕâÊDZ¾Êé¸üÖØÒªµÄƪÕÂÖ®Ò»¡£
¸Ã²ÄÁϽ«±»·Ö³ÉÒÔÏÂÖ÷Òª²¿·Ö£º
ʹÓÃTQuery¶ÔÏó
ʹÓñ¾µØºÍÔ¶³Ì·þÎñÆ÷µÄSQLÀ´Ñ¡Ôñ£¬¸üУ¬É¾³ýºÍ²åÈë¼Ç¼
ʹÓÃSQLÓï¾äÀ´´´½¨Á¬½Ó£¬ÁªÏµÓαêºÍ³ÌÐò£¬ËÑË÷µ¥¸ö¼Ç¼
Õâ¸öËõд´ú±íµÄSQL½á¹¹»¯²éѯÓïÑÔ£¬Í¨³£ÊÇÃ÷ÏÔµÄÐø¼¯»ò˵à ......

SQL ServerÖÐÔ¼ÊøµÄ½éÉÜ

ÕªÒª
¶ÔÓÚSQL ServerÖеÄÔ¼Êø£¬Ïë±Ø´ó¼Ò²¢²»ÊǺÜİÉú¡£µ«ÊÇÔ¼ÊøÖÐÕæÕýµÄÄÚº­ÊÇʲô£¬²¢²»ÊǺܶàÈ˶¼ºÜÇå³þµÄ¡£±¾ÎÄÒÔÏêϸµÄÎÄ×ÖÀ´½éÉÜÁËʲôÊÇÔ¼Êø£¬ÒÔ¼°ÈçºÎÔÚÊý¾Ý¿â±à³ÌÖÐÓ¦ÓúÍʹÓÃÕâÐ©Ô¼Êø£¬À´´ïµ½¸üºÃµÄ±à³ÌЧ¹û¡££¨±¾ÎIJ¿·ÖÄÚÈݲο¼ÁËSQL ServerÁª»úÊֲᣩ
ÄÚÈÝ
 
Êý¾ÝÍêÕûÐÔ·ÖÀà
 
ʵÌåÍêÕûÐÔ
&nb ......

sqlÖг£Óö¯Ì¬µÄÐÐתÁÐ

//È¡³öÔ´Êý¾Ý
select groupname,totalnum,inputdate,groupid into #temp from
 (select count(*)as totalnum,p.groupid,g.groupname,convert(nvarchar(10),inputdate,120) as 'inputdate'
 from person p left join admin_group g on p.groupid = g.groupid and deleteflag = '0'
 where p.inactive=' ......

ʵÓÃSQL語¾ä

http://blog.csdn.net/fenglibing/archive/2007/10/24/1841537.aspx
1¡¢½«Ò»¸ö±íÖеÄÄÚÈÝ¿½±´µ½ÁíÍâÒ»¸ö±íÖÐ
insert into testT1(a1,b1,c1) select a,b,c from test;
insert into testT select * from test; (ǰÌáÊÇ兩個±íµÄ結構ÍêÈ«Ïàͬ)
 
insert into notebook(id,title,content)
se ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ