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

From Bruce Momjian
Subject Re: AW: AW: [HACKERS] Re: atttypmod of 0
Date
Msg-id 199802061801.NAA15051@candle.pha.pa.us
Whole thread Raw
In response to AW: AW: [HACKERS] Re: atttypmod of 0  (Zeugswetter Andreas DBT <Andreas.Zeugswetter@telecom.at>)
List pgsql-hackers
>
> I guess I don't have a strong opinion on that. Since atttypmod is also
> intended for
> decimal and others, I think the default has to be type specific anyway,
> like 0 digits after the comma for decimal.
> I would prefer an atttypmod that does not include the VARHDRSZ for
> varchar though.
> Then it would simply be the max length (better for humans reading the
> system catalog).
> The default of zero would still be no problem I guess, since max zero
> length is still nonsense.

I indented to change it to -1 when we start using atttypmod for more
types that just char() and varchar().

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

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