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

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Subject: Re: How to allow null as an option when using regexp_matches?
From: Vincent Veyron <vv.lists@xxxxxxxxxx>
Date: Wed, 8 Dec 2021 18:40:58 +0100
Cc: pgsql-general <pgsql-general@xxxxxxxxxxxxxxxxxxxx>
In-reply-to: <CA+i5Jwb0A=_Uh+CbAm9qeXC5otc1fWWEUsPqA8Ci4cng3qTgdw@mail.gmail.com>
References: <CA+i5JwYMPY1PwACzD4tLn0PdXuyRXBF9x+d38QfzJ1kMkRet5A@mail.gmail.com> <YbCgkqv/TTG04J0T@hermes.hilbert.loc> <CA+i5Jwb0A=_Uh+CbAm9qeXC5otc1fWWEUsPqA8Ci4cng3qTgdw@mail.gmail.com>

On Wed, 8 Dec 2021 17:07:27 +0000
Shaozhong SHI <shishaozhong@xxxxxxxxx> 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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References:
- How to allow null as an option when using regexp_matches?
  - From: Shaozhong SHI
- Re: How to allow null as an option when using regexp_matches?
  - From: Karsten Hilbert
- Re: How to allow null as an option when using regexp_matches?
  - From: Shaozhong SHI

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