Re: implement CAST(expr AS type FORMAT 'template')

From: Vik Fearing <vik(at)postgresfriends(dot)org>
To: jian he <jian(dot)universality(at)gmail(dot)com>, "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: implement CAST(expr AS type FORMAT 'template')
Date: 2025-08-01 10:34:02
Message-ID: bfcc5265-f527-4abb-9a20-75a063bc4f28@postgresfriends.org
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On 01/08/2025 10:22, jian he wrote:
> should we first implement CAST(expr AS type FORMAT 'template') for limited types
> (to_date, to_char, to_number, to_timestamptz)
> or first try to make it more generic?

My fear is that if we don't, it will never get done.

--

Vik Fearing

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