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

oracle ÕÒ³öÁ½±íÖ®¼äÖØ¸´Êý¾Ý

select * from ( select tb1.rollid from (select r.rollid as rollid from zh1_rool r where r.date_p >=to_date('2009-11-26 23:59:59','yyyy-mm-dd hh24:mi:ss') ) tb1
¡¡¡¡where tb1.rowid !=
¡¡¡¡(
select max(tb2.rown) from (select t.rowid as rown,t.lot_number as rollid
from inv.mtl_onhand_quantities_detail t
left join mtl_system_items_b mi
on t.inventory_item_id = mi.inventory_item_id
where mi.segment1 like '101%' and mi.organization_id = 102) tb2
where tb2.rollid=tb1.rollid
¡¡¡¡) )tb3


Ïà¹ØÎĵµ£º

ORACLE±êÇ©ÊÕ²Ø

@@servername:·µ»ØÔËÐÐSQL ServerÊý¾Ý¿â±¾µØ·þÎñÆ÷µÄÃû³Æ¡£
@@remserver:·µ»ØµÇ¼¼Ç¼ÖмÇÔØµÄÔ¶³ÌSQL Server·þÎñÆ÷µÄÃû³Æ¡£
@@connections:·µ»Ø×ÔÉÏ´ÎÆô¶¯SQL ServerÒÔÀ´Á¬½Ó»òÊÔͼÁ¬½ÓµÄ´ÎÊý£¬ÓÃÆä¿ÉÈùÜÀíÈËÔ±·½±ãµØÁ˽â½ñÌìËùÓÐÊÔͼÁ¬½Ó·þÎñÆ÷µÄ´ÎÊý¡£
@@cursor_rows:·µ»Ø×îºóÁ¬½ÓÉϲ¢´ò¿ªµÄÓαêÖе±Ç°´æÔڵĺϸñ ......

Oracle ËÄÉáÎåÈ뺯Êý

ceil(number)   ´óÓÚ»òµÈÓÚµÄ×îСÕûÊý  
  floor(number)   СÓÚ»òµÈÓÚµÄ×î´óÕûÊý  
  trunc(number,m)   ÔÚÕûÊýnumberµÄmλÖýصôm¼°ÒÔºóµÄλÊý:  
  Èç:trunc(15.78,1)=15.7    
        trunc(15.78,-1)=15;  
  round ......

oracle¸´Ï°£¨¶þ£© Ö®À©Õ¹ ÉèÖÃÊý¾Ý¿âΪֻ¶Á

      ºÙºÙ£¬Õ⻹ÊÇÉÏÕÂ֪ʶÁË£¬Ö»Êǵ¥Ò»Ð´³öÀ´±È½ÏºÃÒ»µã£¬ÒòΪÉÏÃæµÄÊǽϻù´¡µÄ£¬²»ÔõÃ´Éæ¼°²Ù×÷£¬¶øÕâÀïÊÇͨ¹ý²Ù×÷³öÀ´µÄ£¬ºÇºÇ¡£
      Ê×ÏÈ£¬´ò¿ªÊý¾Ý¿â·þÎñ£¬È»ºóͨ¹ý¿ØÖÆÌ¨´ò¿ªsqlplus£º
È»ºó½«Êý¾Ý¿âÉèÖÃΪֻ¶Á£ºalter database read only£»µ«ÊÇÄØ£¬ÕâÑùÊDz»Ä ......

Oracle º¯Êý ËÙ²é

PL/SQLµ¥Ðк¯ÊýºÍ×麯ÊýÏê½â
º¯ÊýÊÇÒ»ÖÖÓÐÁã¸ö»ò¶à¸ö²ÎÊý²¢ÇÒÓÐÒ»¸ö·µ»ØÖµµÄ³ÌÐò¡£ÔÚSQLÖÐOracleÄÚ½¨ÁËһϵÁк¯Êý£¬
ÕâЩº¯Êý¶¼¿É±»³ÆÎªSQL»òPL/SQLÓï¾ä£¬º¯ÊýÖ÷Òª·ÖΪÁ½´óÀࣺ
µ¥Ðк¯Êý
×麯Êý
±¾ÎĽ«ÌÖÂÛÈçºÎÀûÓõ¥Ðк¯ÊýÒÔ¼°Ê¹ÓùæÔò¡£
SQLÖеĵ¥Ðк¯Êý
SQLºÍPL/SQLÖÐ×Ô´øºÜ¶àÀàÐ͵ĺ¯Êý£¬ÓÐ×Ö·û¡¢Êý×Ö¡¢ÈÕÆÚ¡¢×ª ......

hibernate¸ù¾Ýʱ¼äÈÕÆÚÀ´²éѯoracleÊý¾Ý¿â

ʹÓÃÄ£ºý²éѯ£º
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-mm-dd"); 
Date startdate = sdf.parse(start_date);
Date enddate = sdf.parse(end_date);
List list = sess.createCriteria(MyTabel.class)
               .add( ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ