| From: | Jeff Davis <pgsql(at)j-davis(dot)com> |
|---|---|
| To: | "David E(dot) Wheeler" <david(at)kineticode(dot)com> |
| Cc: | Florian Pflug <fgp(at)phlo(dot)org>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Range Types, constructors, and the type system |
| Date: | 2011-07-01 05:52:39 |
| Message-ID: | 1309499559.10707.146.camel@jdavis |
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| Thread: | |
| Lists: | pgsql-hackers |
On Thu, 2011-06-30 at 09:58 -0700, David E. Wheeler wrote:
> On Jun 30, 2011, at 9:29 AM, Jeff Davis wrote:
>
> > Right. In that respect, it's more like a record type: many possible
> > record types exist, but you only define the ones you want.
>
> Well, okay. How is this same problem handled for RECORD types, then?
What problem, exactly? For a given list of subtypes, there is only one
valid record type.
Also, record is not a great example. The implementation uses at least
one pretty horrible hack.
Regards,
Jeff Davis
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