SqlServer ²éѯsqlÖ´ÐÐʱ¼ä
ÔÚ²éѯ·ÖÎöÆ÷ÖÐÊäÈëÒÔÏÂÄÚÈÝ£º
set statistics profile on
set statistics io on
set statistics time on
go
go
set statistics profile off
set statistics io off
set statistics time off
Ïà¹ØÎĵµ£º
mysqlµ¼ÈësqlÎļþ:Mysqlµ¼Èëµ¼³ö.sqlÎļþ
²½ÖèÈçÏ£º
Ò».MYSQLµÄÃüÁîÐÐģʽµÄÉèÖãº
×ÀÃæ->ÎҵĵçÄÔ->ÊôÐÔ->»·¾³±äÁ¿->н¨->
PATH=“£»path\mysql\bin;”ÆäÖÐpathΪMYSQLµÄ°²×°Â·¾¶¡£
¶þ.¼òµ¥µÄ½éÉÜÒ»ÏÂÃüÁîÐнøÈëMYSQLµÄ·½·¨£º
1.C:\>mysql -h hostname -u username -p
°´ENTER ......
ºÍjava.lang.IllegalArgumentException: org.hibernate.QueryException: JPA-style positional param was not an integral ordinalÕ½¶·Á˰ëÌ죬º¹°¡£¡
ʹÓÃjpa + strut+ hibernate ¾Í±¨org.hibernate.QueryException: JPA-style positional param was not an integral ordinal
Ò»°ã°ÑhqlÓï¾äдÔÚÒ»ÐУ¬»áºÜ³¤£¬ÔÚideÖÐÐèÒ ......
transaction 1:
------------------------------------------------------
begin transaction
update table1 set cola = 'str1'
Waitfor time '10:12:00'
update table2 set colb = 'str2'
rollback transaction
transaction 2:
---- ......
ÎÒÃÇÔÚÊý¾Ý¿âÖÐʹÓñíµÄʱºò,¾³£»áÓöµ½Á½ÖÖʹÓñíµÄ·½·¨,·Ö±ð¾ÍÊÇʹÓÃÁÙʱ±í¼°±í±äÁ¿¡£ÔÚʵ¼ÊʹÓõÄʱºò£¬ÎÒÃÇÈçºÎÁé»îµÄÔÚ´æ´¢¹ý³ÌÖÐÔËÓÃËüÃÇ£¬ËäÈ»ËüÃÇʵÏֵŦÄÜ»ù±¾ÉÏÊÇÒ»ÑùµÄ£¬¿ÉÈçºÎÔÚÒ»¸ö´æ´¢¹ý³ÌÖÐÓÐʱºòȥʹÓÃÁÙʱ±í¶ø²»Ê¹Óñí±äÁ¿£¬ÓÐʱºòȥʹÓñí±äÁ¿¶ø²»Ê¹ÓÃÁÙʱ±íÄØ?
¡¡¡¡ÁÙʱ±í
¡¡¡¡ÁÙʱ±íÓëÓÀ¾Ã± ......
ÈçºÎÓÃÃüÁîÉú³ÉSQL SERVER½Å±¾
--ÒÔÏÂÉú³ÉÕû¸öÊý¾Ý¿âµÄSQL½Å±¾£¬ÎÒ²âÊÔÁË£¬Ï൱ºÃÓá£
--(scptxfr.exeµÄ·¾¶ÒªÕýÈ·ÒÔÏÂÊÇÎҵķ¾¶)
declare @cMd varchar(1000)
set @cmd = 'master.dbo.xp_cm ......