[postgis-devel] Typmod Again

[Paul Ramsey]

Yes, between the various bits and pieces and email trails I think I
get how this work. Should this cast be declared implicit? assignment?

P.

On Wed, Jul 22, 2009 at 5:28 PM, Tom Lane<tgl at sss.pgh.pa.us> wrote:
> Paul Ramsey <pramsey at cleverelephant.ca> writes:
>> Unless this cast I am seeing for things like varbit is the trick?
>
> Yeah, you want to create a "length" enforcing cast function.  The
> commentary in the CREATE CAST man page might help you.
>
>                        regards, tom lane
>