SQL 对decimal类型转换为int类型
CAST(SaleQty AS INT)-CAST(ISNULL( Qty,0) AS INT) CountQty select ISNULL( CAST(E.Qty AS INT),0 ) FROMOrderDetail E 空值 需要默认为0 即可转载于:https://www.cnblogs.com/Warmsunshine/p/10868864.html...