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Re: BUG #15640: FATAL: XX000: cannot read pg_class without havingselected a database - Mailing list pgsql-bugs

From Andres Freund
Subject Re: BUG #15640: FATAL: XX000: cannot read pg_class without havingselected a database
Date
Msg-id 20190218164841.khbuqmim2esqfrqn@alap3.anarazel.de
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In response to Re: BUG #15640: FATAL: XX000: cannot read pg_class without havingselected a database  (Alvaro Herrera <alvherre@2ndquadrant.com>)
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On 2019-02-18 13:44:12 -0300, Alvaro Herrera wrote:
> On 2019-Feb-18, Andres Freund wrote:
> 
> 
> > My initial guess would be that one of the extensions registered a
> > relcache callback, and does catalog accesses in an unconditional manner.
> 
> Hmm but why is extension code running in autovacuum launcher?

shared_preload_libraries + CacheRegisterRelcacheCallback().

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