org.datanucleus.query.compiler
Class QueryCompilerOptimiser

java.lang.Object
  extended by org.datanucleus.query.compiler.QueryCompilerOptimiser

public class QueryCompilerOptimiser
extends java.lang.Object

Optimiser for a query compilation. Attempts to detect and correct common input problems to give a more efficiently evaluated query. Currently handles the following


Constructor Summary
QueryCompilerOptimiser(QueryCompilation compilation)
           
 
Method Summary
 void optimise()
          Method to perform the optimisation.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

QueryCompilerOptimiser

public QueryCompilerOptimiser(QueryCompilation compilation)
Method Detail

optimise

public void optimise()
Method to perform the optimisation.



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