org.eclipse.rdf4j.query.algebra.evaluation

Interface QueryOptimizerPipeline

All Known Implementing Classes:

StandardQueryOptimizerPipeline

public interface QueryOptimizerPipeline

A pipeline of QueryOptimizers that, when executed in order on a TupleExpr, convert that TupleExpr to a more optimal query execution plan.

Author:

Jeen Broekstra

Method Summary

Modifier and Type	Method and Description
Iterable<QueryOptimizer>	getOptimizers() Get the optimizers that make up this pipeline.

Method Detail

getOptimizers

Iterable<QueryOptimizer> getOptimizers()

Get the optimizers that make up this pipeline.

Returns:

an Iterable of QueryOptimizers