[wp-trac] [WordPress Trac] #24093: WP_Meta_Query is inefficient when referencing the same keys in "OR" query

[WordPress Trac]

#24093: WP_Meta_Query is inefficient when referencing the same keys in "OR" query
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 Reporter:  sc0ttkclark                          |       Owner:
     Type:  enhancement                          |      Status:  new
 Priority:  normal                               |   Milestone:  4.0
Component:  Query                                |     Version:  3.5.1
 Severity:  normal                               |  Resolution:
 Keywords:  needs-refresh meta-query needs-      |     Focuses:
  unit-tests needs-patch                         |  performance
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Comment (by vprat):

 I need badly this fix so I have given it another look. Starting from the
 second patch, I have managed to fix the DB errors that have been
 mentionned by Mr.Defi.

 So here is my patched patch (see above, it is called 24093.2.patch)

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Ticket URL: <https://core.trac.wordpress.org/ticket/24093#comment:17>
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