Re: [Sqlalchemy-tickets] [sqlalchemy] #2779: Join order determinism in polymorphic loads

[sqlalchemy <mi...@zz...>]

#2779: Join order determinism in polymorphic loads
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      Reporter:  aelaguiz         |      Owner:  zzzeek
          Type:  defect           |     Status:  new
      Priority:  medium           |  Milestone:
     Component:  cextensions      |   Severity:  no triage selected yet
    Resolution:                   |   Keywords:
Progress State:  awaiting triage  |
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Comment (by aelaguiz):

 I noticed that between runs my cache hit rate using dogpile query caching
 could change without any of the underlying data structures changing, after
 digging in what I found was the join order on my polymorphic classes is
 not deterministic.

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Ticket URL: <http://www.sqlalchemy.org/trac/ticket/2779#comment:1>
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