Re: Index optimization ?

On Sat, Jan 15, 2005 at 11:28:08PM +0100, Bo Lorentsen wrote:
> Michael Fuhr wrote:
>
> >currval() is volatile.  See "Function Volatility Categories" in the
> >"Extending SQL" chapter of the documentation and search the list
> >archives for past discussion of currval()'s volatility.
> >
> Hmm, I can't find that chapter in the 7.4 manual, or am I looking the
> wrong place ? I really like to understand this !

Sorry...apparently that section is in the development documentation
but not in the 7.x doc.  Tom Lane posted the link but here it is
again:

http://developer.postgresql.org/docs/postgres/xfunc-volatility.html

--
Michael Fuhr
http://www.fuhr.org/~mfuhr/