Re: [HACKERS] Re: Var->sublevels_up

From: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
To: vadim(at)sable(dot)krasnoyarsk(dot)su (Vadim B(dot) Mikheev)
Cc: hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] Re: Var->sublevels_up
Date: 1998-01-20 14:42:12
Message-ID: 199801201442.JAA02206@candle.pha.pa.us
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>
> Bruce Momjian wrote:
> >
> > >
> > > I can't figure out how to properly do the the Var->sublevels_up search in the
> > > existing code, partly because I can't figure out what it is doing.
> ^^^^^^^^^^^^^^^^
> It says what range table should be used to find Var' relation.

My problem was the ParseFunc really does much more than handle
functions. It handles:

colname
rel.colname
rel.colname.func
sum(colname)
sum(rel.colname)

and probably much more than that.

>
> > >
> > > It will take me a few days more to do it. I just can't look at the code
> > > anymore.
> >
> > OK, I think I have a handle on it now. Should be two days.
>
> Ok.
>
> Vadim
>
>

--
Bruce Momjian
maillist(at)candle(dot)pha(dot)pa(dot)us

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