Re: How to allow null as an option when using regexp_matches?

From: Vincent Veyron <vv(dot)lists(at)wanadoo(dot)fr>
To: Shaozhong SHI <shishaozhong(at)gmail(dot)com>
Cc: pgsql-general <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: How to allow null as an option when using regexp_matches?
Date: 2021-12-08 17:40:58
Message-ID: 20211208184058.a0fcdb1c8d72ff6dc5e23851@wanadoo.fr
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On Wed, 8 Dec 2021 17:07:27 +0000
Shaozhong SHI <shishaozhong(at)gmail(dot)com> wrote:
>
> Any good example?
>

Plenty of them in the fine documentation :

https://www.postgresql.org/search/?q=coalesce

-- Bien à vous, Vincent Veyron

https://compta.libremen.com
Logiciel libre de comptabilité générale en partie double

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