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

mysqlÖÐÌí¼ÓÍâ¼üÔ¼Êø

 ¾­³£Óõ½£¬µ«ÊÇ×ÜÊǼDz»×¡¡£
Óï·¨ÈçÏ£º
ALTER TABLE JOB ADD CONSTRAINT fk_prono
FOREIGN KEY(PRONO)
REFERENCES PROJECT(PRONO)
ON DELETE CASCADE
ON UPDATE NO ACTION;
ÎÒÔÚmysqlÖÐÌí¼ÓÁËÍâ¼üÔ¼Êø£¬ÊÔÁ˰ëÌìû³É¹¦£¬ºóÀ´°ÑÍâ¼üµÄÃû×ÖÓÉFK¸Ä³ÉFK_1¾ÍºÃÁË£¬¿ÉÄÜmysqlÖÐFKÊǸö±£Áô×Ö£¬×¢Ò⣡


Ïà¹ØÎĵµ£º

mysqlÖÐÎÄÂÒÂë²úÉúÔ­ÒòºÍ½â¾ö°ì·¨

Ò»¡¢ÂÒÂë²úÉúÔ­Òò
mysql×Ö·û±àÂëÊǰ汾4.1ÒýÈëµÄ,Ö§³Ö¶à¹úÓïÑÔ,¶øÇÒÒ»Ð©ÌØÐÔÒѾ­³¬¹ýÁËÆäËûµÄÊý¾Ý¿âϵͳ¡£¿ÉÒÔÔÚMySQL Command Line Client ÏÂÊäÈëÈçÏÂÃüÁî²é¿´mysqlµÄ×Ö·û¼¯
mysql> SHOW CHARACTER SET;
+----------+-----------------------------+---------------------+--------+
| Charset   | Descr ......

mysql 5.0´æ´¢¹ý³Ìѧϰ×ܽá

 
mysql 5.0´æ´¢¹ý³Ìѧϰ×ܽá
Ò».´´½¨´æ´¢¹ý³Ì
1.»ù±¾Óï·¨£º
create procedure
sp_name()
begin
………
end
2.²ÎÊý´«µÝ
¶þ.µ÷Óô洢¹ý³Ì
1.»ù±¾Óï·¨£ºcall
sp_name()
×¢Ò⣺´æ´¢¹ý³ÌÃû³ÆºóÃæ±ØÐë¼ÓÀ¨ºÅ£¬ÄÄŸô洢¹ý³ÌûÓвÎÊý´«µÝ
Èý.ɾ³ý´æ´¢¹ý³Ì
1.»ù±¾Óï·¨£º
drop procedure ......

phpµÄ½Å±¾ÀïÖ±½Ó½¨Á¢mysqlÀïµÄÊý¾Ý¿â

 ÎÊ£º
±ÈÈçÎÒÏëÖ±½ÓÔÚphp µÄ½Å±¾Àïдһ¸öÀàËÆ£¬install.phpµÄ½Å±¾
Õâ¸ö½Å±¾µÄ×÷ÓþÍÊÇ£¬Á¬½ÓmysqlÊý¾Ý¿â£¬²¢½¨Á¢ÎÒËùÏëÒª½¨Á¢µÄÊý¾Ý¿â£¬Êý¾Ý±í£¬ÒÔ¼°Ïà¹Ø×ֶΡ£
Çë¾ßÌåдһ¸öÀý×Ó£¬Ð»Ð»£¡
______________________________________________________________________________________________
´ð1£º
連½Ó·½· ......

¼ÌÐøÕª³­£º½ÌÄãÓÃPHPдMySQLÊý¾Ý¿âµÄÓû§ÈÏ֤ϵͳ

Óû§ÈÏÖ¤µÄÔ­ÀíºÜ¼òµ¥£ºÊ×ÏÈÐèÒªÓû§ÔÚÒ³ÃæÉÏÌîÈëÓû§ÃûºÍÃÜÂ룬µ±È»Ã»×¢²áµÄÓû§ÐèÒªÏÈ×¢²á¡£È»ºóµ÷ÓÃÊý¾Ý¿âËÑË÷ÊÇ·ñÓÐÏàÓ¦µÄÓû§¡£Èç¹ûÓоÍÈ·ÈÏ£¬Ã»ÓÐÔòÌáÐÑÓû§ÏÈ×¢²á¡£Ê¹ÓÃPHPÀ´Íê³ÉÕâÒ»Çкܼòµ¥£¬µ«ÐèҪעÒâµÄÊÇÈç¹ûÏëÔÚÒÔºóµÄÒ³ÃæÖж¼ÄÜÈ·ÈÏÓû§Éí·Ý¡£
µÚÒ»²½ÊÇ×öÒ»¸öµÇ¼µÄÒ³Ãæ¡£
µÚ¶þ²½¿ªÊ¼µÇ¼ºóµÄÈ·ÈϳÌÐòµÄÉ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ