[ https://issues.apache.org/jira/browse/JENA-1517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andy Seaborne reassigned JENA-1517: ----------------------------------- Assignee: Andy Seaborne > Some queries not working when using OpQuadBlock > ----------------------------------------------- > > Key: JENA-1517 > URL: https://issues.apache.org/jira/browse/JENA-1517 > Project: Apache Jena > Issue Type: Bug > Components: ARQ > Affects Versions: Jena 3.6.0 > Reporter: Jeremy Coulon > Assignee: Andy Seaborne > Priority: Major > > I am using a custom QueryEngine that rewrites algebra. I am transforming > OpBGP into OpQuadBlock (not OpQuadPattern). > Most queries work fine except when using one of the following: > * MINUS > * FILTER EXISTS > * FILTER NOT EXISTS > I tracked the issue down to this visitor: > org.apache.jena.sparql.algebra.OpVarsPattern. > An override for visit(OpQuadBlock) is missing. -- This message was sent by Atlassian JIRA (v7.6.3#76005)