Re: BUG #15309: ERROR: catalog is missing 1 attribute(s) for relid 760676 when max_parallel_maintenance_workers > 0
Peter Geoghegan <pg@bowt.ie>
From: Peter Geoghegan <pg@bowt.ie>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: deathlock13@gmail.com, PostgreSQL mailing lists <pgsql-bugs@lists.postgresql.org>
Date: 2018-08-06T20:37:22Z
Lists: pgsql-bugs
On Mon, Aug 6, 2018 at 1:31 PM, Peter Geoghegan <pg@bowt.ie> wrote: > I suspect that the problem is that parallel workers have a different > idea about which relfilenode they need to scan, or something along > those lines. Maybe cluster_rel() needs to be taught about parallel > CREATE INDEX. I must have missed some detail within cluster.c prior to > parallel CREATE INDEX going in. To be clear, I mean that the leader process's worker state has the right relfilenode (the leader process always participates as a worker), but all worker processes have the stale relfilenode. -- Peter Geoghegan
Commits
-
Handle parallel index builds on mapped relations.
- 4974d7f87e62 12.0 landed
- 9353d94a9b70 11.0 landed
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Transfer state pertaining to pending REINDEX operations to workers.
- 29d58fd3adae 11.0 cited