On Thu, Apr 19, 2018 at 12:00 PM, Robert Haas <robertmhaas@gmail.com> wrote:
> On Thu, Apr 19, 2018 at 1:20 PM, Alvaro Herrera <alvherre@alvh.no-ip.org> wrote:
>> How about simply relaxing the tdtypeid test from equalTupleDescs? I
>> haven't looked deeply but I think just checking whether or not both are
>> RECORDOID might be sufficient, for typecache purposes.
>
> That strike me as a very scary thing to do. There's code all over the
> system that may have non-obvious assumptions about the behavior of
> equalTupleDescs(), and I don't think we can have any confidence that
> nothing will break unless we do a detailed audit of all that code.
+1. I think that it is plainly a bad idea to do something like that at
this point in the cycle.
--
Peter Geoghegan