Re: How to create function with unspecified number of input parameters

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От Bruce Momjian
Тема Re: How to create function with unspecified number of input parameters
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Msg-id 200111250529.fAP5T6G00259@candle.pha.pa.us
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Ответ на Re: How to create function with unspecified number of input parameters ?  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: How to create function with unspecified number of input parameters ?  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-sql
> MindTerm <mindterm@yahoo.com> writes:
> >   I am writing to ask how to create function ( CREATE
> > FUNCTION ) with unspecified number of input parameters
> 
> CREATE FUNCTION doesn't presently support that.
> 
> If the underlying function is written in C, you can fake it by
> issuing multiple CREATE FUNCTION commands with different numbers
> of declared parameters, all of which point to the same C function.
> Then the C code would have to look at fcinfo->nargs to see how it
> had been called.

Is this a TODO item?

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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