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Re: BUG #15182: Canceling authentication due to timeout aka Denialof Service Attack - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: BUG #15182: Canceling authentication due to timeout aka Denialof Service Attack
Date
Msg-id 20180724055235.GD4736@paquier.xyz
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In response to Re: BUG #15182: Canceling authentication due to timeout aka Denialof Service Attack  (Alvaro Herrera <alvherre@2ndquadrant.com>)
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On Tue, Jul 24, 2018 at 01:34:13AM -0400, Alvaro Herrera wrote:
> But I don't see why RangeVarCallbackOwnsTable isn't sufficient.

The set of relkinds checked by truncate_check_rel and
RangeVarCallbackOwnsTable is different (toast and matviews).  And in the
case of VACUUM, partitioned tables can call RangeVarGetRelidExtended
when one is listed as part of a manual VACUUM command.
--
Michael
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