héhé, nice snipping Merlin ! I guess you are almost there, output is still wrong (should be) ( > Eg: Take A,A,A,B,C,A,D,A,A,D,D,B,C,C and return: A,3; B,1; C,1; A,1; > D,1; A,2; D,2; B,1; C,2 )
I don't understand enough to make the modifications =) Cheers, Rémi-C 2013/10/22 hubert depesz lubaczewski <dep...@depesz.com> > On pon, paź 21, 2013 at 08:38:52 -0400, Robert James wrote: > > I have a table of event_id, event_time. Many times, several events > > happen in a row. I'd like a query which replaces all of those events > > with a single record, showing the count. > > > > Eg: Take A,A,A,B,C,A,D,A,A,D,D,B,C,C and return: A,3; B,1; C,1; A,1; > > D,1; A,2; D,2; B,1; C,2 > > How can I do that? > > "A" or other letters don't really match your schema description. > Please provide sample schema (as in: create table ...), sample data, and > expected output. > > Best regards, > > depesz > > -- > The best thing about modern society is how easy it is to avoid contact > with it. > > http://depesz.com/ > > > -- > Sent via pgsql-general mailing list (pgsql-general@postgresql.org) > To make changes to your subscription: > http://www.postgresql.org/mailpref/pgsql-general >
