Re: Few comments on commit 857f9c36 (skip full index scans )

> The metapage upgrade should be performed under critical section.

Agree. But after close look I found that btm_version change isn't wal-logged 
(near line 2251 in _bt_newroot). So btm_version is not propagated to 
replica/backup/etc.
I believe it should be fixed.


-- 
Teodor Sigaev                                   E-mail: teodor@sigaev.ru
                                                    WWW: http://www.sigaev.ru/