帮助访问查询

Question

我的表格MyTbl包含date1, date2, date3

if date1=null i need that in field memo will be 'A'

elae if date2=null i need that in field memo will be 'B'

else if date3=null i need that in field memo will be 'C'

可以在查询中访问2007吗？

提前谢谢

Answer 1

如果我理解正确，你应该可以使用IIF -

来做到这一点

memo: IIf(IsNull([date1]=True),"A",IIf(IsNull([date2])=True,"B",IIf(IsNull([date3])=True,"C")))