Re: execute block like Firebird does

From: Andreas Kretschmer <andreas(at)a-kretschmer(dot)de>
To: pgsql-general(at)lists(dot)postgresql(dot)org
Subject: Re: execute block like Firebird does
Date: 2018-02-11 08:46:38
Message-ID: ecd15713-94c2-7532-b5cf-b448cd9bb652@a-kretschmer.de
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Am 11.02.2018 um 06:57 schrieb PegoraroF10:
> We are migrating our databases from Firebird to PostGres. A useful feature
> Firebird has is Execute Block.
> What it does is just return a record set from that dynamic SQL, just like a
> PostGres function, but without creating it.
> It sound like ...
> execute block returns(ID Integer, Name varchar(50), LastInvoice Date, ...)
> as
> begin
> select bla, bla, bla into ...;
> select bla, bla into ...;
> suspend;
> end
> I know we could create a function but we have several hundred of these
> blocks running, so ... it would be a huge work to do.
> So, there is a way to run a dynamic sql which returns a set of records ?

you can use a DO - block:

https://www.postgresql.org/docs/current/static/sql-do.html

Regards, Andreas

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2ndQuadrant - The PostgreSQL Support Company.
www.2ndQuadrant.com

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