Sql server ʱ¼ä¶Î²éѯ µÄÏà¹Ø·Ñ½âÎÊÌâ
sql server ʱ¼ä¶Î²éѯ¡£
==========================================
select g.borrowTime from t_apartment_goodsborrow g
where g.borrowTime >= '2010-03-11 9:50:43'
2010-03-11 9:52:54
----------------------------------------------------------------------------
select g.borrowTime from t_apartment_goodsborrow g
where g.borrowTime >= '2010-03-11 09:50:43'
2010-03-11 9:40:20
2010-03-11 9:52:54
ʵÖÊÉÏ ÈçÉÏ sql ÊÇ string µÄ ±È½Ï 9:40:20 > 09:50:43
Ïà¹ØÎĵµ£º
ʹÓÃPowerDesignerÉú³ÉÊý¾Ý¿â
½¨±íSQL
½Å
±¾Ê±£¬ÓÈÆäÊÇOracleÊý¾Ý¿âʱ£¬±íÃûÒ»°ã»á´øÒýºÅ¡£Æäʵ¼ÓÒýºÅÊÇPL/SQLµÄ¹æ·¶£¬Êý¾Ý¿â»áÑϸñ°´ÕÕ“”ÖеÄÃû³Æ½¨±í£¬Èç¹ûûÓГ”£¬»á°´ÕÕ
ORACLEĬÈϵÄÉèÖý¨±í£¨DBA
STUDIOÀïÃ棩£¬Ä¬ÈÏÊÇÈ«²¿´óд£¬ÕâÑù£¬ÔÚORACLEÊý¾Ý¿âÀïµÄ×ֶξÍÈç“Column_1&rdqu ......
http://inthirties.com:90/thread-1202-1-1.html
v$sqltext
´æ´¢µÄÊÇÍêÕûµÄSQL,SQL±»·Ö¸î
SQL> desc v$sqltext
Name Null? Type
----------------------------------------- -------- ----------------------------
ADDRESS ......
1. ¼òÊö private¡¢ protected¡¢ public¡¢ internal ÐÞÊηûµÄ·ÃÎÊȨÏÞ¡£
´ð . private : ˽ÓгÉÔ±, ÔÚÀàµÄÄÚ²¿²Å¿ÉÒÔ·ÃÎÊ¡£
protected : ±£»¤³ÉÔ±£¬¸ÃÀàÄÚ²¿ºÍ¼Ì³ÐÀàÖпÉÒÔ·ÃÎÊ¡£
public : ¹«¹²³ÉÔ±£¬ÍêÈ«¹«¿ª£¬Ã»ÓзÃÎÊÏÞÖÆ¡£
internal: ÔÚÍ¬Ò ......
SQLÓÅ»¯µÄÔÔòÊÇ£º½«Ò»´Î²Ù×÷ÐèÒª¶ÁÈ¡µÄBLOCKÊý¼õµ½×îµÍ¡£
µ÷Õû²»Á¼SQLͨ³£¿ÉÒÔ´ÓÒÔϼ¸µãÇÐÈ룺
¼ì²é²»Á¼µÄSQL£¬¿¼ÂÇÆäд·¨ÊÇ·ñ»¹ÓпÉÓÅ»¯ÄÚÈÝ£»
¼ì²é×Ó²éѯ¿¼ÂÇSQL×Ó²éѯÊÇ·ñ¿ÉÒÔÓüòµ¥Á¬½ÓµÄ·½Ê½½øÐÐÖØÐÂÊéд£»
¼ì²éÓÅ»¯Ë÷ÒýµÄʹÓã»
¿¼ÂÇÊý¾Ý¿âµÄÓÅ»¯Æ÷;
²éѯµÄÒ»°ã¹æÔò
Ø ......
Select * from t_user_profile where convert ( varchar ( 21 ),regDate, 120 ) like ' 2008-05-07% ' ±íÃû³Æ£ºt_user_profile ÈÕÆÚ×Ö¶ÎÃû³Æ£ºregDate
Select * from t_user_profile where convert(varchar(21),regDate,120) like '2008-05-07%'< ......