> I am working with Derby 10.2.2. This SQL query has an unacceptable > performance: > > SELECT * FROM registryobject WHERE id IN (SELECT targetObject FROM > association WHERE UPPER(sourceobject) = UPPER(?)) > > Is this a bug in derby or something else? Am I missing something?
https://issues.apache.org/jira/browse/DERBY-47 Fixed in 10.3.0.0.
