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--¸Ã´æ´¢¹ý³ÌÓû§´¦ÀíÐÅÏ¢,µ±Êý¾Ý²»´æÔÚ±íÖÐʱÔò²åÈç,·ñÔò¾Íɾ³ý
--Ö»ÓÃÁ˼òµ¥µÄÊÂÎñ,ÏÂÃæ½«Óиü¸´ÔÓµÄÀý×Ó
--pro_produce ²úÆ·±í(pname.p_id(±àºÅ,Ö÷¼ü),ptime(Ìí¼Óʱ¼ä))
--
--
--
-------------------------------------------------------------------------
create procedure pro_produce(
in pname varchar(50),
in pb int,
in ptime datetime,
out rtn int)
begin
declare al_d int default -1;
     [--Èç¹û³öÏÖÒì,»ò×Ô¶¯´¦Àí²¢ÇÒrollback,µ«²»ÔÙ֪ͨµ÷Ó÷½(×¢Òâ:µ«Èç¹ûÏ£Íûµ÷Ó÷½µÃµ½ÏûÏ¢,ÐèÒªÕâÒ»¾ä:declare exit handler for sqlexception rollback;ÒÔ¼°Æô¶¯ÊÂÎñºÍÌá½»ÊÂÎñµÄÓï¾äÈ«²¿È¥µô)]
select p_id into al_d from t_produce where p_name=pname;
 if al_d=-1 then
--¿ªÆôÊÂÎñ
start transcation;
nsert into t_produce value(pname,pb,ptime);
 --Ìí¼ÓÈÕ¼Ç
  insert into t_log  where (datetime,'Ìí¼ÓÁËвúÆ·');
--Ìá½»ÊÂÎñ
set rtn=1;
commit;
else
set rtn=0;
end if;
end


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