SQL·±體²é詢ÖÐÌØ別×÷¹ÖµÄµØ·½
½ñÌ칤×÷時ºò輸Èë數據庫ÖÐÓÐÒ»條數據×Ö¶Î記錄ÊÇ"¿Í戶·ñ¾ö"
ʹÓÃ
select * from TelephoneStatusCategory where CategoryName like '%¿Í戶·ñ%'
select * from TelephoneStatusCategory where CategoryName like '%¿Í戶·ñ¾ö%'
Ç°ÃæÒ»個¿ÉÒÔ²é詢齣來這條記錄
ááÃæÒ»個語¾ä¾Í²é詢²»齣來這條記錄.
ºÜ¹Ö.²»ÖªµÀÔÒò,´ý½â¾öÖÐ
Ïà¹ØÎĵµ£º
ÔÚDataContextÖÐÎÒÃÇ´ò½»µÀ×î¶àµÄÒ²Ðí¾ÍÊÇGetTable<TEntity>()·½·¨ÁË£¬Õâ¸ö·½·¨»á»ñÈ¡Ò»¸öTable<TEntity>¶ÔÏ󣬽ñÌìÎÒÃǾÍÀ´¿´¿´Õâ¸ö¶ÔÏóÊÇÈçºÎ»ñÈ¡µÄ¡£
¡¡¡¡¶ÔÓÚ»ñÈ¡Table<TEntity>¶ÔÏóÎÒÃÇ»¹Òª¿´¿´Õâ¸öDataContextÊDz»ÊÇÇ¿ÀàÐ͵ģ¬¹ØÓÚÇ¿ÀàÐ͵ÄDataContext¿ÉÒÔ¿´ÎÒÇ°ÃæһƪÎÄÕ£¬Ç¿ÀàÐ͵ÄDataContextÀ ......
£Ó£Ñ£Ì Óï·¨²Î¿¼ÊÖ²á(SQL)/Êý¾ÝÀàÐÍ
2006-07-24 07:42
¡¶£Ó£Ñ£Ì Óï·¨²Î¿¼ÊÖ²á(SQL)¡·
DB2 ÌṩÁ˹ØÁ¬Ê½×ÊÁÏ¿âµÄ²éѯÓïÑÔ £Ó£Ñ£Ì (Structured Query Language)£¬ÊÇÒ»Öַdz£¿ÚÓﻯ¡¢¼ÈÒ×ѧÓÖÒ׶®µÄÓï·¨¡£´ËÒ»ÓïÑÔ¼¸ºõÊÇÿ¸ö×ÊÁÏ¿âϵͳ¶¼±ØÐëÌṩµÄ£¬ÓÃÒÔ±íʾ¹ØÁ¬Ê½µÄ*×÷£¬°üº¬ ......
²éѯǰ¼¸Ìõ¼Ç¼SQLÔÚ²»Í¬Êý¾Ý¿âÖеÄÓ÷¨
1. ORACLE
SELECT * from TABLE1 WHERE ROWNUM<=N
2. INFORMIX
SELECT FIRST N * from TABLE1
3. DB2
SELECT * ROW_NUMBER() OVER(ORDER BY COL1 DESC) AS ROWNUM WHERE ROWNUM<=N
»òÕß
SELECT COLUMN from TABLE FETCH FIRST N ROWS ONLY
4. SQL SERVER
SE ......
editplusĬÈÏÊÇûÓÐsqlÓï·¨¸ßÁÁµÄ£¬ÔÒòÊÇËüµÄÄÚ²¿Ã»ÓÐsql.stxµÄÕâÑùÒ»¸öÓï·¨Îļþ
ÎÒÃÇ×Ô¼ºÔÚ EditPlus µÄ°²×°Ä¿Â¼ÏÂÃæн¨Ò»¸öÎļþÃûΪsql.stx
ÀïÃæµÄÄÚÈÝÊÇ£º
#TITLE=SQL
; SQL syntax file written by KK.
#DELIMITER=,(){}[]-+*%/="'~!&|<>?:;.
#QUOTATION1='
#QUOTATION2="
#LINECOMMENT=--
#COMME ......
±¾ÈËдÁËÒ»¸öSQL²éѯ·ÖÎöÆ÷À©Õ¹¹¤¾ß£¬¹¦ÄÜÀàËÆDelphiµÄToDo¡£¿ÉÒÔ·½±ã¿ª·¢ÕßÔÚ´óÁ¿µÄSQL½Å±¾ÖпìËÙÕÒµ½Ã¿¸öÄ£¿é¡¢To-Do£¬´Ó¶øÌá¸ß¿ª·¢¸ßÀûÂÊ¡£
ʹÓõÄʱºòÏÈÔËÐÐSQL²éѯ·ÖÎöÆ÷£¬È»ºóÔËÐб¾³ÌÐò¼´¿É£¨¿ÉÒÔ¹¤¾ß|×Ô¶¨ÒåÖÐÅäÖã©¡£°´F2ÏÔʾTo-Do List´°¿Ú£¬°´Alt+F2ÔÚµ±Ç°Î»ÖòåÈëTo-Do¡£
ÓÉÓÚʱ¼ä¹Øϵ£¬±¾³ÌÐò²¢Î´ÍêÉÆ£¬ÔÚË« ......