Re: PL/pgSQL PERFORM with CTE

Pavel Stehule <pavel.stehule@gmail.com> writes:
> Oracle has a special function for returning sets from procedures - see a
> new functionality "Implicit Result Sets"
> http://tkyte.blogspot.cz/2013/07/12c-implicit-result-sets.html

That article is worth reading, because Tom K. points out exactly why
T-SQL's approach is a bad idea compared to returning refcursors.
It's not clear to me that we should be in a hurry to go there, much less
try to be 100% syntax compatible with it.
        regards, tom lane