Jean-Philippe Lang b4013dc9f2 Removed the default 0 value for issues foreign keys. ... It prevents useless "... where id=0" queries and ensures that *_id attributes default to nil. git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11417 e93f8b46-1217-0410-a6f0-8f06a7374b81		2013-02-17 10:14:58 +00:00
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migrate	Removed the default 0 value for issues foreign keys.	2013-02-17 10:14:58 +00:00