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authorAaron Patterson <aaron.patterson@gmail.com>2010-09-28 16:57:33 -0700
committerAaron Patterson <aaron.patterson@gmail.com>2010-09-28 16:57:33 -0700
commitf0bf1cf7627562c87b6717b6443a56e3060dfda3 (patch)
tree2768c98181df924e6f6248d96f523a9dc61dc797 /lib/arel/visitors/order_clauses.rb
parentf4c12fcc4aa29081f5fe51fc3294ccef55280cc8 (diff)
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refactoring join_sql to return nil if there are no sources
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