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From: Bruce Momjian <bruce@momjian.us>
To: Peter Eisentraut <peter_e@gmx.net>
Cc: pgsql-interfaces@postgresql.org, Tom Lane <tgl@sss.pgh.pa.us>
Cc: Roger Moloney <ramoloney@hotmail.com>
Subject: Re: plpgsql: defuault parameters and constant function parameters
Date: Tue, 18 Sep 2007 18:11:47 -0400 (EDT)
Message-ID: <200709182211.l8IMBl527174@momjian.us> (raw)
In-Reply-To: <200709182325.12677.peter_e@gmx.net>

Peter Eisentraut wrote:
> Tom Lane wrote:
> > It's easier if the defaultable parameters are at the end, but I
> > rather wonder how your informix system is disambiguating the calls
> > either with a signature like that. ?If you leave off just one of the
> > two defaultable parameters, how does it know which?
> 
> Several other SQL systems allow naming the parameters in calls, such as
> 
> CALL foo(a = 1, b = 2)
> 
> That's the only way to stay sane with function having 20 or more 
> parameters anyway.

TODO has:

        o Allow function parameters to be passed by name,
          get_employee_salary(12345 AS emp_id, 2001 AS tax_year)

-- 
  Bruce Momjian  <bruce@momjian.us>          http://momjian.us
  EnterpriseDB                               http://www.enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +



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