Re: Broken HOT chains in system catalogs - Mailing list pgsql-hackers

From Kevin Grittner
Subject Re: Broken HOT chains in system catalogs
Date
Msg-id 4DA85627020000250003C8BC@gw.wicourts.gov
Whole thread Raw
In response to Broken HOT chains in system catalogs  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Broken HOT chains in system catalogs  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tom Lane <tgl@sss.pgh.pa.us> wrote:
> This amounts to assuming that no new indexes get added to system
> catalogs after initdb, or at least not during concurrent
> operations wherein indcheckxmin would be important.
Sounds reasonable, but can we enforce it through locks rather than
assuming, or isn't there a clear way to do that without risking
deadlocks?
-Kevin


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