(F_JNXM_CardMacIP = null OR len(F_JNXM_CardMacIP) = 0) AND F_JNXM_IsFreeCard = false
AND @currentshortdate > F_JNXM_EmpId.F_JN_EntryDate.AddDays( F_JNXM_FreeCardDays )
不能直接比较字段的属性日期字段