Rabu, 26 Desember 2012

RE: [MS_AccessPros] Update query to set a MAX value

 

You typically can't create an updateable query that contains an aggregate like Max(). You could use DMax() like:

UPDATE [Table 2] SET Job_Number = DMax("Job_Number","[Table 1]");

Duane Hookom MVP
MS Access

----------------------------------------
> From: tsherven@mcd.net

> Hi,
>
> I'm using Access 2010 and am trying to write an update query, but am
> struggling. The source table (Table 1) has many records ordered by job
> number. The destination table (Table 2) has 1 record with a field
> called Job_Number. Every day, I want to capture the highest job number
> and store it in Table 2. Is this possible through an update query? I
> seem to be struggling with the concept of using MAX(Table1.jobno) in an
> update query. Any advice?
>
> Thanks,
> Troy Sherven
>
> MCD, Inc.

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