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Posted on 2014-12-07
Medium Priority
Last Modified: 2014-12-07
I have a table "records": id (identity), date (datetime), activityType (integer) with several entries.
I want the three latest activityType, records sorted by date:

Something like:
SELECT TOP 3 DISTINCT activityType FROM records ORDER BY date DESC
Question by:fmsol
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LVL 34

Expert Comment

by:Mike Eghtebas
ID: 40485711
SELECT TOP 3 id, activityType FROM records Grouped By Id, activityType ORDER BY date DESC

Author Comment

ID: 40485728
SELECT TOP 3 id, activityType FROM records Group By Id, activityType ORDER BY date DESC
Column "date" is invalid in the ORDER BY clause because it is not contained in either an aggregate function or the GROUP BY clause
LVL 34

Expert Comment

by:Mike Eghtebas
ID: 40485730
SELECT TOP 3 id, activityType, [date] FROM records Grouped By Id, activityType,  [date] ORDER BY [date] DESC
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Author Comment

ID: 40485732
Not there yet; since date is different, it doesn't return distinct activityType
LVL 34

Expert Comment

by:Mike Eghtebas
ID: 40485739
re:> since date is different

Could you give more info on this statement? Why and how different?
LVL 18

Accepted Solution

Simon earned 2000 total points
ID: 40485744
select top 3 * from (select activityType,max(date)  as LatestDate from records group by activityType)
order by LatestDate DESC

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