Hi, Daniel,
Daniel Caune wrote:
> I'm not sure to understand. Why calling a function from a script is
> different from executing a series of SQL commands? I mean, I can run a
> script defined as follows:
>
> SELECT myjob();
>
> where myjob is a stored procedure such as:
>
> CREATE OR REPLACE FUNCTION myjob()
> RETURNS void
> AS $$
> <a-lot-of-complex-stuff-here>
> END;
> $$ LANGUAGE PLPGSQL;
>
> Does that make sense?
It does make sense if myjob() does more than just execute a bunch of
statements, e. G. it contains if(), loops or something else.
PLPGSQL is turing complete, plain SQL is not.
Markus
--
Markus Schaber | Logical Tracking&Tracing International AG
Dipl. Inf. | Software Development GIS
Fight against software patents in EU! www.ffii.org www.nosoftwarepatents.org
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