Re: Self contradictory examining on rel's baserestrictinfo

2024-11-27 Thread ro b
I mean why can't draw the conclusions like the case a>1 and a>2 which can be simplified to a>2 if the operator > is btree opclass. Best regards From: Robert Haas Sent: Wednesday, November 27, 2024 22:52 To: ro b Cc: Peter Geoghegan ; pgsql-

Re: Self contradictory examining on rel's baserestrictinfo

2024-11-27 Thread ro b
From: Robert Haas Sent: Tuesday, November 26, 2024 04:55 To: ro b Cc: pgsql-hackers Subject: Re: Self contradictory examining on rel's baserestrictinfo On Mon, Nov 25, 2024 at 3:58 AM ro b wrote: > 1. Background > A few months ago, when i read source codes of B-tree in routine &