| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
| Cc: | Deepak M <mahtodeepak05(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Function and Procedure with same signature? |
| Date: | 2024-02-09 23:38:02 |
| Message-ID: | 1733885.1707521882@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
"David G. Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> writes:
> On Fri, Feb 9, 2024, 12:05 Deepak M <mahtodeepak05(at)gmail(dot)com> wrote:
>> Folks, When tried to create a function with the same signature as
>> procedure it fails.
> That seems like a good hint you cannot do it. Specifically because they
> get defined in the same internal catalog within which names must be unique.
Worth noting perhaps that this is actually required by the SQL
standard: per spec, functions and procedures are both "routines"
and share the same namespace, which is necessary so that commands
like DROP ROUTINE are well-defined.
regards, tom lane
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