prokind column (was Re: [HACKERS] SQL procedures)

On 1/9/18 13:08, Peter Eisentraut wrote:
> On 1/2/18 17:47, Peter Eisentraut wrote:
>> On 1/2/18 11:47, Tom Lane wrote:
>>> +1 --- seems like a new bool column is the thing. Or may we should merge
>>> "proisprocedure" with proisagg and proiswindow into an enum prokind?
>>> Although that would break some existing client-side code.
>>
>> prokind sounds good. I'll look into that.
>
> Here is a patch set for that. (I just kept the pg_proc.h changes
> separate for easier viewing.) It's not quite complete; some frontend
> code still needs adjusting; but the idea is clear.
>
> I think this would be a pretty good change. It doesn't appear to save a
> ton amount of code, although a couple of cases where inconsistent
> settings of proisagg and proiswindow had to be handed could be removed.
> Because window functions are a separate kind in pg_proc but not in the
> object address system, inconsistencies will remain in the system, but I
> guess that's just the way it is.

Here is this patch updated. The client changes are now complete and all
the tests pass. I have also rolled back the places where the code used
prorettype to detect procedures and replaced this by the new facility.

--
Peter Eisentraut http://www.2ndQuadrant.com/
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