Re: Logical locking beyond pg_advisory

From: marcelo <marcelo(dot)nicolet(at)gmail(dot)com>
To: Chris Travers <chris(dot)travers(at)gmail(dot)com>
Cc: Merlin Moncure <mmoncure(at)gmail(dot)com>, Postgres General <pgsql-general(at)postgresql(dot)org>
Subject: Re: Logical locking beyond pg_advisory
Date: 2018-09-17 20:42:23
Message-ID: e3040ff1-0db0-c644-2ba2-0c7511fcb657@gmail.com
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On 17/09/2018 14:27 , Chris Travers wrote:
>
>
> On Mon, Sep 17, 2018 at 6:04 PM marcelo <marcelo(dot)nicolet(at)gmail(dot)com
> <mailto:marcelo(dot)nicolet(at)gmail(dot)com>> wrote:
>
>
>
> I´m using an ORM (Devart´s) to access the database, so, I cannot
> "select ... FOR UPDATE". The application paradigm is that a user
> have a list of records (after a query) and she could update or
> delete any of them as the business rules allows it. So, at least
> an advisory lock is a must.
> I´m convinced by now: I would stay with advisory locks...
> expecting no app crash could occur...
>
>
> I would say to fix this in the ORM rather than reinvent what the
> database already gives you in the database.
>
You are right. But you know...
>
> Thank you all.
> Marcelo
>
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>
>
> --
> Best Wishes,
> Chris Travers
>
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