> By the time the  startup process
> releases the AccessExclusiveLock acquired by the proposed 
> UNLOGGED -> normal conversion process, that relfilenode
> needs to be either  fully copied or unlinked all over again. 
> (Alternately, find some other  way to make sure queries don't
> read the half-copied file.)  

About this issue: how are AccessExclusiveLocks released on
the standby when the master crashes?

-- 
Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-hackers

Reply via email to