thank you for your answer.
Could you tell me how such a function is it called?
Let's say that the function is test(text)
how can I call this function from a sql command, i.e., what
will be teh value of the input parameters?
On Fri, 12 Jul 2002, Tom Lane wrote:
> Alexaki Sofia <alexaki(at)ics(dot)forth(dot)gr> writes:
> > I want to add a c function in PostgreSQL (7.2.1)
> > Is it possible the input parametrs othe function to be
> > arrays of text (i.e., text *temp)?
> You can certainly make the function take a "text", but it's not
> going to be spoon-fed to you as a C array; you'll need to break down
> the array value yourself. See deconstruct_array. (The aggregate
> support functions for numeric avg/stddev/etc might be useful examples
> of interpreting and constructing arrays of varlena datums.)
> regards, tom lane
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