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create procedure dowhile()
begin
   declare cnt INT default 0;
   while cnt<100 do
 INSERT INTO `test`.`news` (`F_ID` ,`F_TITLE` ,`F_CLASSID` ,`F_ISUP` ,`F_CONTENT` ,`F_SOURCE` ,`F_DATETIME` ,`F_READCOUNT` )VALUES (NULL , 'title', '2', '', 'content', '', '', '');
 set cnt=cnt+1;
   end while;
end//
-----------------------------------------
×¢Òâ:ÉèÖÃdelimiter //
²Î¿¼:http://dev.mysql.com/doc/refman/5.1/zh/stored-procedures.html
¸½:mysql 5.0´æ´¢¹ý³Ìѧϰ×ܽá
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create procedure sp_name()
begin
………
end
2.²ÎÊý´«µÝ
¾ÙÀý:
mysql> delimiter //
mysql> CREATE PROCEDURE simpleproc (OUT param1 INT)
    -> BEGIN
    ->   SELECT COUNT(*) INTO param1 from t;
    -> END//
Query OK, 0 rows affected (0.00 sec)
mysql> delimiter ;
mysql> CALL simpleproc(@a);
Query OK, 0 rows affected (0.00 sec)
mysql> SELECT @a;
+------+
| @a   |
+------+
| 3    |
+------+
1 row in set (0.00 sec)
Á´½ÓµØÖ·:http://dev.mysql.com/doc/refman/5.0/en/create-procedure.html
ÔÚÃüÁîÐÐÔËÐÐÕýÈ·£¬µ«ÔÚphpMyadminÏÂÔËÐгöÏÖ´íÎó#1312 - PROCEDURE jlnu.procedure1 can't return a result set in the given context ĿǰûÓÐÕÒµ½Ô­Òò¡£
¶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 sp_name//
2.×¢ÒâÊÂÏî
(1)²»ÄÜÔÚÒ»¸ö´æ´¢¹ý³ÌÖÐɾ³ýÁíÒ»¸ö´æ´¢¹ý³Ì£¬Ö»Äܵ÷ÓÃÁíÒ»¸ö´æ´¢¹ý³Ì
ËÄ.Çø¿é£¬Ìõ¼þ£¬Ñ­»·
1.Çø¿é¶¨Ò壬³£ÓÃ
begin
……
end;
Ò²¿ÉÒÔ¸øÇø¿éÆð±ðÃû£¬È磺
lable:begin
………..
end lable;
¿ÉÒÔÓÃleave lable;Ìø³öÇø¿é£¬Ö´ÐÐÇø¿éÒÔºóµÄ´úÂë
2.Ìõ¼þÓï¾ä
if Ìõ¼þ then
statement
else
statement
end if;3.Ñ­»·Óï¾ä
(1).whileÑ­»·
[label:] WHILE expression DO
statements
END WHILE [label] ;
(2).loopÑ­»·
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