W wengys Unregistered / Unconfirmed GUEST, unregistred user! 2001-11-27 #1 有一个数值型和一个日期型字段,原数据非空,怎样分别为这两个字段赋空值? 请不吝赐教, 谢谢!
Z zhanggeye Unregistered / Unconfirmed GUEST, unregistred user! 2001-11-28 #3 1:TField.Clear 2:Update set fieldname= null