Fix the semantic of Index.isCoveredBy(Index other)

dbgroup-at-ucsc / dbtune

This research project aims to develop tools in order to make index tuning easier and more effective.

http://users.soe.ucsc.edu/~alkis/tuning/

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Closed tqtrung closed 12 years ago

tqtrung commented 12 years ago

This functionality should check the columns covered by the two indexes using equals() method instead of using operator ==, which checks the object references.
I encountered this issue, while writing a test case for serializing QueryPlanDesc (issue #309 ).