Details
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Type:
Bug
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Status: Done
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Priority:
Medium
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Resolution: Done
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Affects Version/s: None
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Fix Version/s: BLAZEGRAPH_RELEASE_1_5_2
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Component/s: None
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Labels:None
Description
Query:
base <http://localhost:8000/> prefix owl: <http://www.w3.org/2002/07/owl#> prefix based: </bdm/api/appindividual/based:> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix dc: <http://purl.org/dc/elements/1.1/> prefix sys: </bdm/api/kbobject/base:sys:> prefix s: </bdm/api/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> prefix bds: <http://www.bigdata.com/rdf/search#> prefix sysd: </bdm/api/appindividual/sysd:> prefix base: </bdm/api/kbobject/base:base:> prefix skos: <http://www.w3.org/2004/02/skos/core#> prefix syapse: </graph/syapse#> SELECT * WHERE { ?Subject_A rdf:type / syapse:subClassOf base:Subject { FILTER NOT EXISTS { ?Sample_B rdf:type / syapse:subClassOf base:Sample FILTER NOT EXISTS { $j__6 rdf:type / syapse:subClassOf base:Fish . $j__6 syapse:partlet $j__7 . $j__7 $j__8 ?Sample_B FILTER ( $j__6 != ?Sample_B ) } ?Sample_B rdf:type / syapse:subClassOf base:Sample . ?Sample_B syapse:partlet $j__2 . $j__2 $j__3 ?Subject_A FILTER ( ?Sample_B != ?Subject_A ) } } UNION { ?Sample_B rdf:type / syapse:subClassOf base:Sample } # End Union OPTIONAL { syapse:unbound rdfs:label ?Sample_B } } LIMIT 20000
Error message:
java.util.concurrent.ExecutionException: java.util.concurrent.ExecutionException: java.lang.IllegalStateException: ValueExpression not set: FILTER( FunctionNode(VarNode(j__6),VarNode(Sample_B))[ FunctionNode.scalarVals=null, FunctionNode.functionURI=http://www.w3.org/2005/xpath-functions#not-equal-to] ) at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:188) at com.bigdata.rdf.sail.webapp.BigdataServlet.submitApiTask(BigdataServlet.java:261) at com.bigdata.rdf.sail.webapp.QueryServlet.doSparqlQuery(QueryServlet.java:532) at com.bigdata.rdf.sail.webapp.QueryServlet.doPost(QueryServlet.java:189) at com.bigdata.rdf.sail.webapp.RESTServlet.doPost(RESTServlet.java:237) at com.bigdata.rdf.sail.webapp.MultiTenancyServlet.doPost(MultiTenancyServlet.java:137) at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:769) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1125) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1059) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:215) at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97) at org.eclipse.jetty.server.Server.handle(Server.java:497) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:248) at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:540) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:610) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:539) at java.lang.Thread.run(Thread.java:745) Caused by: java.util.concurrent.ExecutionException: java.lang.IllegalStateException: ValueExpression not set: FILTER( FunctionNode(VarNode(j__6),VarNode(Sample_B))[ FunctionNode.scalarVals=null, FunctionNode.functionURI=http://www.w3.org/2005/xpath-functions#not-equal-to] ) at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:188) at com.bigdata.rdf.sail.webapp.QueryServlet$SparqlQueryTask.call(QueryServlet.java:725) at com.bigdata.rdf.sail.webapp.QueryServlet$SparqlQueryTask.call(QueryServlet.java:549) at com.bigdata.rdf.task.ApiTaskForIndexManager.call(ApiTaskForIndexManager.java:68) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at com.bigdata.rdf.task.AbstractApiTask.submitApiTask(AbstractApiTask.java:365) at com.bigdata.rdf.sail.webapp.BigdataServlet.submitApiTask(BigdataServlet.java:258) ... 26 more Caused by: java.lang.IllegalStateException: ValueExpression not set: FILTER( FunctionNode(VarNode(j__6),VarNode(Sample_B))[ FunctionNode.scalarVals=null, FunctionNode.functionURI=http://www.w3.org/2005/xpath-functions#not-equal-to] ) at com.bigdata.rdf.sparql.ast.GroupMemberValueExpressionNodeBase.getRequiredValueExpression(GroupMemberValueExpressionNodeBase.java:94) at com.bigdata.rdf.sparql.ast.GroupMemberValueExpressionNodeBase.getConsumedVars(GroupMemberValueExpressionNodeBase.java:105) at com.bigdata.rdf.sparql.ast.StaticAnalysis.getBoundFilters(StaticAnalysis.java:1874) at com.bigdata.rdf.sparql.ast.StaticAnalysis.getPreFilters(StaticAnalysis.java:1656) at com.bigdata.rdf.sparql.ast.optimizers.ASTJoinOrderByTypeOptimizer.optimizeJoinGroup(ASTJoinOrderByTypeOptimizer.java:266) at com.bigdata.rdf.sparql.ast.optimizers.AbstractJoinGroupOptimizer.optimize(AbstractJoinGroupOptimizer.java:157) at com.bigdata.rdf.sparql.ast.optimizers.AbstractJoinGroupOptimizer.optimize(AbstractJoinGroupOptimizer.java:278) at com.bigdata.rdf.sparql.ast.optimizers.AbstractJoinGroupOptimizer.optimize(AbstractJoinGroupOptimizer.java:193) at com.bigdata.rdf.sparql.ast.optimizers.AbstractJoinGroupOptimizer.optimize(AbstractJoinGroupOptimizer.java:185) at com.bigdata.rdf.sparql.ast.optimizers.AbstractJoinGroupOptimizer.optimize(AbstractJoinGroupOptimizer.java:175) at com.bigdata.rdf.sparql.ast.optimizers.AbstractJoinGroupOptimizer.optimize(AbstractJoinGroupOptimizer.java:175) at com.bigdata.rdf.sparql.ast.optimizers.AbstractJoinGroupOptimizer.optimize(AbstractJoinGroupOptimizer.java:97) at com.bigdata.rdf.sparql.ast.optimizers.ASTOptimizerList.optimize(ASTOptimizerList.java:103) at com.bigdata.rdf.sparql.ast.eval.AST2BOpUtility.convert(AST2BOpUtility.java:229) at com.bigdata.rdf.sparql.ast.eval.ASTEvalHelper.evaluateTupleQuery(ASTEvalHelper.java:244) at com.bigdata.rdf.sail.BigdataSailTupleQuery.evaluate(BigdataSailTupleQuery.java:93) at com.bigdata.rdf.sail.BigdataSailTupleQuery.evaluate(BigdataSailTupleQuery.java:75) at org.openrdf.repository.sail.SailTupleQuery.evaluate(SailTupleQuery.java:75) at com.bigdata.rdf.sail.webapp.BigdataRDFContext$TupleQueryTask.doQuery(BigdataRDFContext.java:1450) at com.bigdata.rdf.sail.webapp.BigdataRDFContext$AbstractQueryTask.innerCall(BigdataRDFContext.java:1310) at com.bigdata.rdf.sail.webapp.BigdataRDFContext$AbstractQueryTask.call(BigdataRDFContext.java:1275) at com.bigdata.rdf.sail.webapp.BigdataRDFContext$AbstractQueryTask.call(BigdataRDFContext.java:517) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) ... 1 more
I suspect this needs some data, and I am working on simplifying the example (I have already deleted about 80% of the actual query)