I got this issue when building vxquery-xtest. I have the latest version of master.
Tested with query in vxquery/vxquery-xtest/src/test/resources/Queries/XQuery/Aggregate/Partition-1/avg.xq Exception: Exception in thread "main" org.apache.hyracks.algebricks.common.exceptions.AlgebricksException: Could not generate operator descriptor for operator org.apache.hyracks.algebricks.core.algebra.operators.logical.DataSourceScanOperator@be35cd9 at org.apache.hyracks.algebricks.core.jobgen.impl.JobBuilder.findOpDescForAlgebraicOp(JobBuilder.java:238) at org.apache.hyracks.algebricks.core.jobgen.impl.JobBuilder.setupConnectors(JobBuilder.java:218) at org.apache.hyracks.algebricks.core.jobgen.impl.JobBuilder.buildSpec(JobBuilder.java:135) at org.apache.hyracks.algebricks.core.jobgen.impl.PlanCompiler.compilePlan(PlanCompiler.java:66) at org.apache.hyracks.algebricks.compiler.api.HeuristicCompilerFactoryBuilder$1$1.createJob(HeuristicCompilerFactoryBuilder.java:104) at org.apache.vxquery.xmlquery.query.XMLQueryCompiler.compile(XMLQueryCompiler.java:233) at org.apache.vxquery.cli.VXQuery.runQueries(VXQuery.java:194) at org.apache.vxquery.cli.VXQuery.execute(VXQuery.java:154) at org.apache.vxquery.cli.VXQuery.main(VXQuery.java:115) On 18 August 2016 at 23:54, Till (JIRA) <[email protected]> wrote: > > [ https://issues.apache.org/jira/browse/VXQUERY-235?page= > com.atlassian.jira.plugin.system.issuetabpanels:comment- > tabpanel&focusedCommentId=15426950#comment-15426950 ] > > Till commented on VXQUERY-235: > ------------------------------ > > It seems that we have been running a few aggregation queries already. > Could you provide more input about the query and how to reproduce the > problem? > > > Exception when executing Aggragation queries. > > --------------------------------------------- > > > > Key: VXQUERY-235 > > URL: https://issues.apache.org/jira/browse/VXQUERY-235 > > Project: VXQuery > > Issue Type: Bug > > Environment: Ubuntu/Linux 14.04 > > Reporter: Menaka Madushanka > > > > The following exception is thrown when executing AGGREGATION queries. > > Exception in thread "main" org.apache.hyracks.algebricks. > common.exceptions.AlgebricksException: Could not generate operator > descriptor for operator org.apache.hyracks.algebricks. > core.algebra.operators.logical.DataSourceScanOperator@5e403b4a > > at org.apache.hyracks.algebricks.core.jobgen.impl.JobBuilder. > findOpDescForAlgebraicOp(JobBuilder.java:238) > > at org.apache.hyracks.algebricks.core.jobgen.impl.JobBuilder. > setupConnectors(JobBuilder.java:217) > > at org.apache.hyracks.algebricks.core.jobgen.impl.JobBuilder. > buildSpec(JobBuilder.java:135) > > at org.apache.hyracks.algebricks.core.jobgen.impl.PlanCompiler. > compilePlan(PlanCompiler.java:66) > > at org.apache.hyracks.algebricks.compiler.api. > HeuristicCompilerFactoryBuilder$1$1.createJob( > HeuristicCompilerFactoryBuilder.java:104) > > at org.apache.vxquery.xmlquery.query.XMLQueryCompiler. > compile(XMLQueryCompiler.java:233) > > at org.apache.vxquery.cli.VXQuery.runQueries(VXQuery.java:194) > > at org.apache.vxquery.cli.VXQuery.execute(VXQuery.java:154) > > at org.apache.vxquery.cli.VXQuery.main(VXQuery.java:115) > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > > at sun.reflect.NativeMethodAccessorImpl.invoke( > NativeMethodAccessorImpl.java:62) > > at sun.reflect.DelegatingMethodAccessorImpl.invoke( > DelegatingMethodAccessorImpl.java:43) > > at java.lang.reflect.Method.invoke(Method.java:498) > > at com.intellij.rt.execution.application.AppMain.main( > AppMain.java:144) > > > > -- > This message was sent by Atlassian JIRA > (v6.3.4#6332) > -- *Menaka Madushanka Jayawardena* Faculty of Engineering, <http://www.pdn.ac.lk/eng> University of Peradeniyaya. LinkedIn <http://lk.linkedin.com/in/menakajayawardena> TP:- 071 885 1183/ 071 350 5470
