distinct_derby.properties

derby database source code.good for you.

#
# This properties file is for the distinct test.
# its configuration's only difference from the default configuration
# is that it runs with the statement cache on.
#
# This file is expected to be placed into $WS/systest/out by
# the run script, and expects to be run in an environment where
# the property derby.system.home points to $WS/systest/out.
#
# caching will help this test
derby.language.statementCacheSize=1000
derby.infolog.append=true
#derby.debug.true=JDBCExceptionTrace

derby.optimizer.optimizeJoinOrder=false
derby.optimizer.ruleBasedOptimization=true
derby.optimizer.noTimeout=true