From: | "Greg Sabino Mullane" <greg(at)turnstep(dot)com> |
---|---|
To: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Patch for Prevent pg_dump/pg_restore from being affected by statement_timeout |
Date: | 2008-04-17 16:51:52 |
Message-ID: | a6b425aa20cae0f7cbcdd911a73b06c6@biglumber.com |
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Lists: | pgsql-hackers pgsql-patches |
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> Sorry if I missed it in the original thread, but what is the
> use case you have in mind?
A use case would be dumping a large table and wanting to
load it into the database, but wanting to stop the job if it
is still running an hour from now, when a maintenance window
is scheduled to start.
However, I think my objection is more philosophical, as we've
changed from having pg_dump make a SQL representation of part
or all of your database, into also having it force what it
thinks should be the right environment as well. Yes, timeout
can be a foot gun, but it's a foot gun that off by default,
and must be explicitly turned on. The fact that a setting that
kills long-running queries ends up killing long-running queries
via psql -f seems worth a documentation warning, not a change
in the textual representation of a database. I checked the
archives and have yet to find a single instance in -bugs of
anyone complaining about this. The closest I found was someone
having problems with psql and -c, but they were specifically
aware of the timeout and were trying (unseccessfully) to
disable it first. For the record, I have no problem with
disabling the timeout in both pg_dump and pg_restore.
- --
Greg Sabino Mullane greg(at)turnstep(dot)com
PGP Key: 0x14964AC8 200804171250
http://biglumber.com/x/web?pk=2529DF6AB8F79407E94445B4BC9B906714964AC8
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