[wp-trac] [WordPress Trac] #16152: category__in now shows posts from children categories too

[WordPress Trac]

#16152: category__in now shows posts from children categories too
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 Reporter:  linuxologos       |       Owner:
     Type:  defect (bug)      |      Status:  new
 Priority:  normal            |   Milestone:  3.1
Component:  Query             |     Version:  3.1
 Severity:  normal            |  Resolution:
 Keywords:  has-patch commit  |
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Comment (by ryan):

 Note that parse_tax_query() is run twice. It'd be nice to avoid finding
 all children twice, especially for the second call which will already
 include the children.

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Ticket URL: <http://core.trac.wordpress.org/ticket/16152#comment:14>
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