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Posted by SJ on 01/31/07 18:00
On Jan 30, 7:49 pm, "SJ" <sjour...@gmail.com> wrote:
> OK, I am close.
>
> Here is what I have
>
> SELECT a.*,b.* from employees as a LEFT JOIN statentry as b ON
> a.uid=b.uid
> WHERE b.timestamp IN (select MAX(timestamp) from statentry where
> uid=b.uid)
> OR b.timestamp IS NULL
>
> This returns me all the values, but for some rease UID in the result
> set is allways null. ANy idea why?
>
> THanks,
> -SJ
>
> On Jan 30, 6:00 pm, "SJ" <sjour...@gmail.com> wrote:
>
>
>
> > Can someone help me with an advanced query?
>
> > I have two tables
>
> > Table 1: Employees
> > Cols: UID, lname, fname
>
> > Table 2: StatEntry
> > Cols: UID, Timestamp, description
>
> > The queary should reaturn all the information in both tables. If more
> > than one entry exists in the second table, it should return the one
> > with the greatest timestamp. If not entries exist I would like the
> > second table columns set to "no value"
>
> > Something link:
> > select Employees.*,StatEntry.* from Employees JOIN StatEntry ON
> > employees.uid == statentry.uid WHERE timestamp in (select
> > MAX(timestamp) from statentry where uid=employees.uid).
>
> > Anyone db guru's out there?
> > -SJ- Hide quoted text -
>
> - Show quoted text -
Thank you very very much!
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