Package org.aksw.jena_sparql_api.algebra.transform

Class TransformExpandAggCountDistinct

java.lang.Object

org.apache.jena.sparql.algebra.TransformCopy

org.aksw.jena_sparql_api.algebra.transform.TransformExpandAggCountDistinct

All Implemented Interfaces:

org.apache.jena.sparql.algebra.Transform

public class TransformExpandAggCountDistinct
extends org.apache.jena.sparql.algebra.TransformCopy

Transform GROUP([count(distinct *) AS ?.0], subOp) to GROUP([count(*) AS ?.0], DISTINCT(subOp)) Used to mitigate a bug in Virtuoso

Author:

raven

Field Summary

Fields inherited from class org.apache.jena.sparql.algebra.TransformCopy

COPY_ALWAYS, COPY_ONLY_ON_CHANGE

Constructor Summary

Constructors

Constructor	Description
TransformExpandAggCountDistinct()

Method Summary

Modifier and Type	Method	Description
org.apache.jena.sparql.algebra.Op	transform(org.apache.jena.sparql.algebra.op.OpGroup op, org.apache.jena.sparql.algebra.Op subOp)

Methods inherited from class org.apache.jena.sparql.algebra.TransformCopy

transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform, transform

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

TransformExpandAggCountDistinct

public TransformExpandAggCountDistinct()

Method Details

transform

public org.apache.jena.sparql.algebra.Op transform(org.apache.jena.sparql.algebra.op.OpGroup op,
 org.apache.jena.sparql.algebra.Op subOp)

Specified by:

transform in interface org.apache.jena.sparql.algebra.Transform

Overrides:

transform in class org.apache.jena.sparql.algebra.TransformCopy