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Re: BUG #9430: Strange error during pg_dump with concurrent alter table working - Mailing list pgsql-bugs

From Tom Lane
Subject Re: BUG #9430: Strange error during pg_dump with concurrent alter table working
Date
Msg-id 20591.1393891249@sss.pgh.pa.us
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In response to BUG #9430: Strange error during pg_dump with concurrent alter table working  (maxim.boguk@gmail.com)
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maxim.boguk@gmail.com writes:
> [ pg_dump sometimes fails in the presence of concurrent DDL ]

That's a known issue, unfortunately, and unlikely to go away anytime soon.
It's possible that the 9.4 changes to use MVCC scans for catalog access
will make it better, but I'm not sure that'll be sufficient to fix
everything.

            regards, tom lane

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