yahoo-eng-team team mailing list archive

[YAMAMOTO Takashi <yamamoto@xxxxxxxxxxxxx>]

Public bug reported:

With the current coding, joinedload() produces a JOIN and
the following filter() on the columns from the joined table
would create another JOIN of the same table.  It doesn't seem
to be the intended behaviour.  As a consequence the filter
doesn't work as expected.

see http://docs.sqlalchemy.org/en/rel_0_9/orm/loading_relationships.html
#contains-eager

** Affects: neutron
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1414905

Title:
  usage errors in joinedload + filter in agent schedulers

Status in OpenStack Neutron (virtual network service):
  New

Bug description:
  With the current coding, joinedload() produces a JOIN and
  the following filter() on the columns from the joined table
  would create another JOIN of the same table.  It doesn't seem
  to be the intended behaviour.  As a consequence the filter
  doesn't work as expected.

  see
  http://docs.sqlalchemy.org/en/rel_0_9/orm/loading_relationships.html
  #contains-eager

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