Adam Brusselback <adambrusselback(at)gmail(dot)com> writes:
> On another note:
>> turning ORs into UNIONs
> This is another one which would be incredibly useful for me. I've had
> to do this manually for performance reasons far too often.
Well, maybe you could sign up to help review the open patch for that then:
https://commitfest.postgresql.org/15/1001/
The reason that's not in v10 is we haven't been able to convince
ourselves whether it's 100% correct.
regards, tom lane