Re: PL/pgSQL 2

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Craig Ringer <craig(at)2ndquadrant(dot)com>
Cc: Joel Jacobson <joel(at)trustly(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: PL/pgSQL 2
Date: 2014-09-01 14:23:10
Message-ID: CAFj8pRDCYGQ3acHoc0_cMezh6u7K7tpTp=jzXJ_UELm2-wJSpQ@mail.gmail.com
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2014-09-01 16:18 GMT+02:00 Craig Ringer <craig(at)2ndquadrant(dot)com>:

> On 09/01/2014 10:11 PM, Pavel Stehule wrote:
> >
> > It can be solution, but I dislike it .. It increase a language
> > complexity .. vars with or without prefix .. and more, hidden dynamic
> SQL
> >
> > Nothing what I like - I have a mental barrier to this concept.
>
> Yeah - the question is whether it's better than using EXECUTE.
>
> I'm not convinced it is, since it doesn't make things any more
> discoverable for new users, and existing users already know how to do it
> right.
>
> It'd only really improve things if PL/PgSQL had started off using
> $variable notation, or something that wasn't otherwise legal as an
> identifier.
>

yes .. dynamic SQL is terrible

but it is good to understand to this concept quickly - because it is core
of integration SQL to PL/pgSQL.

>
> I don't love how it works now, but I don't have a better answer really.
>

I have same opinion. It is not ideal now, but I don't any better ideal

>
> --
> Craig Ringer http://www.2ndQuadrant.com/
> PostgreSQL Development, 24x7 Support, Training & Services
>

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