Select Earliest Date and Time from List of Distinct User Sessions

Question

I have a table of user access sessions which records website visitor activity:

accessid, userid, date, time, url

I\'m trying to retrieve all dis

Answer 1

Try this

SELECT 
    accessid, 
    date, 
    time 
FROM 
    accesslog 
WHERE userid = '1234' 
GROUP BY accessid
HAVING MIN(date)

It will return all unique accesses with minimum time for each for userid = '1234'.