begin
declare sum int(0);
select count(*) into sum from bm51 where bzz='0';
if (sum<20)
then
UPDATE bm51 SET bzz='0';
end if;
end
mysql触发过程
阅读 116
2022-05-18
begin
declare sum int(0);
select count(*) into sum from bm51 where bzz='0';
if (sum<20)
then
UPDATE bm51 SET bzz='0';
end if;
end
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