On Jan 2, 2008 3:35 PM, Martijn van Oosterhout <kleptog(at)svana(dot)org> wrote:
>
> If the goal is to only store the insert, then we need to determine
> during recovery which page the record needs to be added to. To do this
> you need to go through the index, which can only be done by calling
> user-defined functions.
Correct me if i am wrong.
User-defined functions act as comparison functions in GIST. But when do they
act as comparison functions in b-tree? I am not able to understand exactly
that part.
Thanks for the explanation.
--
Thanks,
Gokul.