On Thu, 20 Sep 2001, Haller Christoph wrote: > Try > create NEWtable (userid text, val integer, ts timestamp); > insert into NEWtable > select userid, val, max(ts) from table group by userid, val;
That won't work. That will give me multiple userid-val combinations. Sure, the userid-val combinations will be unique, but I want unique userids with only the latest val for each userid. /Patrik Kudo > > > > Hi, > > > > I have a table which basically looks like this: > > > > create table (userid text, val integer, ts timestamp); > > > > This table holds multiple values for users, timestamped for history > > reasons. > > > > Now I need to fetch the latest val for each userid to insert into a new > > table (with about the same schema, except for uniqueness on userid). > > I belive this should be a trivial task, but I'm experience total lack of > > insight here... > > > > Comments? > > > > /Patrik Kudo > > > ---------------------------(end of broadcast)--------------------------- TIP 2: you can get off all lists at once with the unregister command (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED])