David Rowley <david.rowley@2ndquadrant.com> writes:
> On Sat, 2 Mar 2019 at 05:44, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I'm not sure if the second one is actually a semantics bug or just a
>> misoptimization? But yeah, +1 for putting in some simple tests for
>> corner cases right now. Anyone want to propose a specific patch?
> The second is just reducing the planner's flexibility to produce a
> good plan. The first is a bug. Proposed regression test attached.
LGTM, pushed.
regards, tom lane