Re: AW: [HACKERS] Re: atttypmod of 0 - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: AW: [HACKERS] Re: atttypmod of 0
Date
Msg-id 199802070211.VAA05245@candle.pha.pa.us
Whole thread Raw
In response to Re: AW: [HACKERS] Re: atttypmod of 0  ("Thomas G. Lockhart" <lockhart@alumni.caltech.edu>)
List pgsql-hackers
>
> > > Yes, I think to change atttypmod to default to -1 would be the right
> > > thing,
> > > since the empty string '' really has a length of 0,
> > > We could think of -1 as: We don't know how long this field will be.
> > > 0 would mean the field has 0 bytes.
> >
> > Do people want atttypmod at -1 at this time?  It will require a
> > dump/reload.
>
> If it fixes problems, now is the time :)

Well, right now, since it is not being used from anything by char() and
varchar(), it is not a problem.  But it will have to be changed when we
use it for other types.

So do we change it now?

--
Bruce Momjian
maillist@candle.pha.pa.us

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