Hi,
Sergej Galkin <sergej.galkin@gmail.com> writes:
> 1) where could I know the prototypes of such functions as union,
> pentaly and etc. And to read more detally than in PostgreSql
> documentation ?
Have you read that yet? http://www.postgresql.org/docs/8.4/interactive/gist-implementation.html
> 2) How could I save in index structure index created time, and to get
> this value when I envoking such procedures such as union, penalty,
> pick split ?
I'm not sure I understand the questiom. Is the created time part of the
data you're indexing?
--
dim
