| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | Gregory Stark <stark(at)enterprisedb(dot)com> |
| Cc: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Simon Riggs <simon(at)2ndQuadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Hot standby and b-tree killed items |
| Date: | 2008-12-20 20:07:35 |
| Message-ID: | 494D5087.3090401@enterprisedb.com |
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| Lists: | pgsql-hackers |
Gregory Stark wrote:
> A vacuum being replayed -- even in a different database -- could trigger the
> error. Or with the btree split issue, a data load -- again even in a different
> database -- would be quite likely cause your SELECT to be killed.
Hmm, I wonder if we should/could track the "latestRemovedXid" separately
for each database. There's no reason why we need to kill a read-only
query in database X when a table in database Y is vacuumed.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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