Enhance Derby optimizer and execution model to support effective use of
multiple indexes on one table. Derby currently can use one index on a table and
there are many situations where using multiple indexes on a table could improve
performance significant
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Key: DERBY-1257
URL: http://issues.apache.org/jira/browse/DERBY-1257
Project: Derby
Type: Improvement
Components: Performance
Versions: 10.2.0.0
Reporter: Manjula Kutty
Priority: Minor
Fix For: 10.2.0.0
Enhance Derby optimizer and execution model to support effective use of
multiple indexes on one table. Derby currently can use one index on a table and
there are many situations where using multiple indexes on a table could improve
performance significantly. Please see the discussion at
http://article.gmane.org/gmane.comp.apache.db.derby.devel/16099
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