ado+sql´´½¨±í
¸÷λ´ó¼ÒºÃ
VC+ado+sql´´½¨±í
ÎÒÊý¾Ý¿âÀïÓÉÒ»ÕÅTABLE±í£¬ÏÖÔÚÎÒÒªÒ»ÕÅTABLE1±í¡££¨×¢£ºÎÒËù½¨µÄTABLE1±íͨ¹ý¶Ô»°¿òÉϵÄÒ»±à¼¿òÊäÈ룬µã»÷°´Å¥ºóÒª½¨Á¢TABLE1±í£¬²¢ÇÒTABLE1±íÖеÄËùÓÐ×Ö¶ÎÊÇ´ÓTABLE±íÖжÁ³ö£¨³ýTABLE±íÖеĵÚÒ»¸öID×ֶΣ©Ò²¾ÍÊÇ˵TABLE1ÖеÄ×ֶκÍTABLEÖеÄÒ»Ñù³ýID×Ö¶ÎÍ⣩£¬Õâ¸öÎÊÌâÔõô½â¾öѽ£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿
лл
ÔõôûÓÐÈ˻شð£¬Õâ¸öÎÊÌâºÜÄÑÂ𣿣¿£¿£¿£¿£¿
SELECT CASE WHEN a.colorder = 1 THEN d.name ELSE '' END AS userynht,
//ºì×Ö±êʶµÄÊÇÄãÒª¶ÁÈ¡µÄ±í
ÄãµÄQQÔÚÏßÂð£¿
Ïà¹ØÎÊ´ð£º
½«Ò»¸ö±í21~30ɾ³ý£¬sqlÓï¾äÔõôд
Õâ¸öÌ«ÁýͳÁË£¬ÊÇÅÅÐòºóµÄµÚ21Ìõµ½30Ìõ¼Ç¼ɾ³ý»¹ÊÇijһÁÐÖµÔÚ21µ½30Ö®¼äµÄɾ³ý°¡£¿
21-30ÊÇʲôÒâ˼£¿×ֶεϰ¾Ídelete from table1 where col1>=21 and col1<=30
Ö¸µ ......
±íÖа´datadate,tradeidΪÖ÷¼ü£¬Ò²¾ÍÊÇ˵tradeid»áÖØ¸´³öÏÖÔÚ²»Í¬ÌìÖУ¬Í¬Ò»ÌìµÄtradeidÊDz»Í¬µÄ¡£ÏÖÔÚÎÒÏ£Íûȡһ¶Îʱ¼ä·¶Î§ÄÚ²»Öظ´µÄtradeid£¬ÇÒֻҪÿ¸ötradeidµÄ×îºóÒ»´Î³öÏÖµÄÄÇÌõ¡£sqlÓï¾ä¸ÃÔõôд
£º ......
´ó¼ÒºÃsqlÓï¾äÖеļÈÓÖÎÊÌâÔõô´¦Àí°¡£¬±ÈÈç²éѯ¼ÈÑ¡ÔñÁËÊý¾Ý¿âÓÖÑ¡ÔñÁ˲Ù×÷ϵͳµÄѧÉúÐÕÃû
ÊÇ·Ö±ð²éѯȻºóºÏ²¢Âð£¿
End_rbody_60302787//-->
¸Ã»Ø¸´ÓÚ2009-10-10 11:14:51±»°æÖ÷ɾ³ý
¶ÔÎÒÓÐÓ ......
ÔÚ½¨Á¢Óë·þÎñÆ÷µÄÁ¬½Óʱ³ö´í¡£ÔÚÁ¬½Óµ½ SQL Server 2005 ʱ£¬ÔÚĬÈϵÄÉèÖÃÏ SQL Server ²»ÔÊÐí½øÐÐÔ¶³ÌÁ¬½Ó¿ÉÄܻᵼÖ´Ëʧ°Ü¡£ (provider: SQL ÍøÂç½Ó¿Ú, error: 26 - ¶¨Î»Ö¸¶¨µÄ·þÎñÆ÷/ʵÀýʱ³ö´í)
== ......
ÎÒ¿´Ò»¸ö½Ì³ÌÉÏ¿´ÁËÒ»¸öÓï¾ä£¬ÓÃÓÚÁ½¸ö±íÁªºÏ²éѯµÄ£¬µ«ÎÒ²»ÊǺܶ®£¬ÇëÖ¸½Ì
select t.*,publisherName from titles t left outer join publishers p on t.publisherid=p.publisher
µÚÒ»´Î½Ó´¥£¬Ï£ ......