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  • Committer: Gustavo Niemeyer
  • Date: 2008-06-18 23:13:04 UTC
  • mto: (235.2.21 need-for-speed-revenge)
  • mto: This revision was merged to the branch mainline in revision 245.
  • Revision ID: gustavo@niemeyer.net-20080618231304-iww2kewacv2ux78v
Simplify the calling semantics of _when in the expr module, as
suggested by James.

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Improvements
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 - Change tests/store to keep the connection during the tests to make it
 
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   faster.
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 - Implemented support for plugging generic "tracers".  Statement
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   debugging is now implemented using a tracer, and easily enabled
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   with storm.tracer.debug(True) (storm.database.DEBUG = True is gone).
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Bug fixes
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 - Make is_in returns False instead of NULL on an empty result set.
 
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 - ZStorm now keeps strong references to named stores. Previously it only kept
 
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   weak ones, so stores were recreated more often than necessary.
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 - References now won't flush the store or query the database when
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   the foreign key is None.
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 - When a reference is set to an object that wasn't yet inserted in