[wp-trac] [WordPress Trac] #19729: WP_Meta_Query is inefficient when only specifying keys in "OR" query

[WordPress Trac]

#19729: WP_Meta_Query is inefficient when only specifying keys in "OR" query
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 Reporter:  joehoyle             |       Owner:
     Type:  enhancement          |      Status:  new
 Priority:  normal               |   Milestone:  3.5
Component:  Query                |     Version:  3.3
 Severity:  normal               |  Resolution:
 Keywords:  has-patch 3.5-early  |
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Comment (by joehoyle):

 I don't mind writing some basic tests - haven't done it for WordPress Core
 before though, could anyone point me in the right direction to get set up

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Ticket URL: <http://core.trac.wordpress.org/ticket/19729#comment:13>
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