Horton

Re: proposal: new polymorphic types - commontype and commontypearray

Pavel Stehule <pavel.stehule@gmail.com>

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From: Pavel Stehule <pavel.stehule@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: David Steele <david@pgmasters.net>, Robert Haas <robertmhaas@gmail.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2019-03-05T17:37:06Z
Lists: pgsql-hackers 
út 5. 3. 2019 v 15:35 odesílatel Tom Lane <tgl@sss.pgh.pa.us> napsal:

> David Steele <david@pgmasters.net> writes:
> > This thread has been very quiet for a month.  I agree with Andres [1]
> > that we should push this to PG13.
>
> I think the main thing it's blocked on is disagreement on what the
> type name should be, which is kind of a silly thing to get blocked on,
> but nonetheless it's important ...
>

I sent some others possible names, but probably this mail was forgotten

What about "ctype" like shortcut for common type? carraytype, cnonarraytype?

Regards

Pavel

>
>                         regards, tom lane
>

Commits

  1. Introduce "anycompatible" family of polymorphic types.

  2. Refactor our checks for valid function and aggregate signatures.

  3. Rearrange pseudotypes.c to get rid of duplicative code.