On 7 May 2016 at 16:14, Stephen Frost <sfr...@snowman.net> wrote:

> > If we don't lock it then we will have a inconsistent dump that will fail
> > later, if dumped while an object is being dropped.
> > Do we want an inconsistent dump?
> The dump won't be inconsistent, as Tom pointed out.  The catalog tables
> are read using a repeatable read transaction, which will be consistent.

The scan is consistent, yes, but the results would not be.

Simon Riggs                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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