> On 28 Feb 2020, at 15:50, PG Doc comments form <nore...@postgresql.org> wrote: > > The following documentation comment has been logged on the website: > > Page: https://www.postgresql.org/docs/12/indexes-partial.html > Description: > > A sentence on this page reads: > "The system can recognize simple inequality implications, for example “x < > 1” implies “x < 2”; otherwise the predicate condition must exactly match > part of the query's WHERE condition or the index will not be recognized as > usable." > > I think it's supposed to read ..."x <=1" implies "x < 2"... ?
Why do you think that? x < 1 clearly implies x < 2 so I don't see what is wrong. cheers ./daniel
