select * from destoon_sell_25 A left join destoon_member B on A.username=B.username where status=3 AND catid IN (437,722,724,725,726,727,728,729,730)SELECT count(*) as cnt from destoon_sell_25 A left join destoon_member B on A.username=B.username where status=3 AND catid IN (437,722,724,725,726,727,728,729,730) LIMIT 0,1 医化模具_塑料模具_资讯_今塑网