Menaka Madushanka created VXQUERY-235:
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Summary: Exception when executing aggregate 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)
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