[
https://issues.apache.org/jira/browse/JENA-1198?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Andy Seaborne updated JENA-1198:
--------------------------------
Description:
TDB sets filter placement within BGPs to false (it does it itself).
{{placePropertyFunctionProcedure}} does nto cnage the "no change case properly".
({{placeOrWrapBGP}} => {{wrapBGP}} in the TDB case; {{placeBGP}} happens to
always rebuild
{noformat}
SELECT ?s
WHERE {
?s ?p ?o .
?s <http://www.w3.org/2000/01/rdf-schema#member> ?m .
FILTER (!bound(?test))
}
{noformat}
causes:
{noformat}
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.placePropertyFunctionProcedure(TransformFilterPlacement.java:453)
at
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.placePropertyFunction(TransformFilterPlacement.java:432)
at
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.transform(TransformFilterPlacement.java:200)
at
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.transform(TransformFilterPlacement.java:159)
at
org.apache.jena.sparql.algebra.TransformWrapper.transform(TransformWrapper.java:59)
...
{noformat}
was:
TDB sets "includeBGPs to be
{noformat}
SELECT ?s
WHERE {
?s ?p ?o .
?s <http://www.w3.org/2000/01/rdf-schema#member> ?m .
FILTER (!bound(?test))
}
{noformat}
causes:
{noformat}
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.placePropertyFunctionProcedure(TransformFilterPlacement.java:453)
at
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.placePropertyFunction(TransformFilterPlacement.java:432)
at
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.transform(TransformFilterPlacement.java:200)
at
org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.transform(TransformFilterPlacement.java:159)
at
org.apache.jena.sparql.algebra.TransformWrapper.transform(TransformWrapper.java:59)
...
{noformat}
> Filter placement together with a property function can cause NPE.
> -----------------------------------------------------------------
>
> Key: JENA-1198
> URL: https://issues.apache.org/jira/browse/JENA-1198
> Project: Apache Jena
> Issue Type: Improvement
> Components: TDB
> Reporter: Andy Seaborne
>
> TDB sets filter placement within BGPs to false (it does it itself).
> {{placePropertyFunctionProcedure}} does nto cnage the "no change case
> properly".
> ({{placeOrWrapBGP}} => {{wrapBGP}} in the TDB case; {{placeBGP}} happens to
> always rebuild
> {noformat}
> SELECT ?s
> WHERE {
> ?s ?p ?o .
> ?s <http://www.w3.org/2000/01/rdf-schema#member> ?m .
> FILTER (!bound(?test))
> }
> {noformat}
> causes:
> {noformat}
> org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.placePropertyFunctionProcedure(TransformFilterPlacement.java:453)
> at
> org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.placePropertyFunction(TransformFilterPlacement.java:432)
> at
> org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.transform(TransformFilterPlacement.java:200)
> at
> org.apache.jena.sparql.algebra.optimize.TransformFilterPlacement.transform(TransformFilterPlacement.java:159)
> at
> org.apache.jena.sparql.algebra.TransformWrapper.transform(TransformWrapper.java:59)
>
> ...
> {noformat}
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
