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

Vincent Veyron <vv.lists@wanadoo.fr>

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From: Vincent Veyron <vv.lists@wanadoo.fr>
To: Shaozhong SHI <shishaozhong@gmail.com>
Cc: pgsql-general <pgsql-general@lists.postgresql.org>
Date: 2021-12-08T17:40:58Z
Lists: pgsql-general 
On Wed, 8 Dec 2021 17:07:27 +0000
Shaozhong SHI <shishaozhong@gmail.com> wrote:
> 
> Any good example?
> 

Plenty of them in the fine documentation :

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




-- 					Bien à vous, Vincent Veyron 

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