On Tuesday, February 24, 2015 06:14:53 PM Andreas Kretschmer wrote:
> Arup Rakshit <aruprakshit@rocketmail.com> wrote:
>
> > This *FILTER* method is available from 9.4, How can I get the same output below 9.4 version ?
>
>
> case when ...
>
> see:
> http://www.cybertec.at/postgresql-9-4-aggregation-filters-they-do-pay-off/
>
> Andreas
>
Humm. It is the one I wanted. But I used it, with group by, which is why I got 2 rows output.
Thanks!!
--
================
Regards,
Arup Rakshit
================
Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as
possible,you are, by definition, not smart enough to debug it.
--Brian Kernighan
