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From "N Campbell (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-4407) Group by subsquery causes Java NPE
Date Wed, 17 Feb 2016 21:27:18 GMT
N Campbell created DRILL-4407:
---------------------------------

             Summary: Group by subsquery causes Java NPE
                 Key: DRILL-4407
                 URL: https://issues.apache.org/jira/browse/DRILL-4407
             Project: Apache Drill
          Issue Type: Bug
          Components:  Server
    Affects Versions: 1.5.0
            Reporter: N Campbell


select count(*) from postgres.public.tjoin2  group by ( select c1 from postgres.public.tjoin1
where rnum = 0)


Error: VALIDATION ERROR: java.lang.NullPointerException


[Error Id: d3453085-d77c-484e-8df7-f5fadc7bcc7d on centos1:31010]

  (org.apache.calcite.tools.ValidationException) java.lang.NullPointerException
    org.apache.calcite.prepare.PlannerImpl.validate():189
    org.apache.calcite.prepare.PlannerImpl.validateAndGetType():198
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateNode():451
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateAndConvert():198
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.getPlan():167
    org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan():199
    org.apache.drill.exec.work.foreman.Foreman.runSQL():924
    org.apache.drill.exec.work.foreman.Foreman.run():250
    java.util.concurrent.ThreadPoolExecutor.runWorker():1142
    java.util.concurrent.ThreadPoolExecutor$Worker.run():617
    java.lang.Thread.run():745
  Caused By (java.lang.NullPointerException) null
    org.apache.calcite.sql.validate.SqlValidatorUtil$ExpansionAndDeepCopier.visit():633
    org.apache.calcite.sql.validate.SqlValidatorUtil$ExpansionAndDeepCopier.visit():619
    org.apache.calcite.sql.SqlIdentifier.accept():274
    org.apache.calcite.sql.validate.SqlValidatorUtil$DeepCopier.visit():676
    org.apache.calcite.sql.validate.SqlValidatorUtil$DeepCopier.visit():663
    org.apache.calcite.sql.SqlNodeList.accept():152
    org.apache.calcite.sql.util.SqlShuttle$CallCopyingArgHandler.visitChild():134
    org.apache.calcite.sql.util.SqlShuttle$CallCopyingArgHandler.visitChild():101
    org.apache.calcite.sql.SqlOperator.acceptCall():720
    org.apache.calcite.sql.SqlSelectOperator.acceptCall():128
    org.apache.calcite.sql.validate.SqlValidatorUtil$DeepCopier.visitScoped():686
    org.apache.calcite.sql.validate.SqlScopedShuttle.visit():50
    org.apache.calcite.sql.validate.SqlScopedShuttle.visit():32
    org.apache.calcite.sql.SqlCall.accept():130
    org.apache.calcite.sql.validate.SqlValidatorUtil$DeepCopier.visit():676
    org.apache.calcite.sql.validate.SqlValidatorUtil$DeepCopier.visit():663
    org.apache.calcite.sql.SqlNodeList.accept():152
    org.apache.calcite.sql.validate.SqlValidatorUtil$ExpansionAndDeepCopier.copy():626
    org.apache.calcite.sql.validate.AggregatingSelectScope.<init>():92
    org.apache.calcite.sql.validate.SqlValidatorImpl.registerQuery():2200
    org.apache.calcite.sql.validate.SqlValidatorImpl.registerQuery():2122
    org.apache.calcite.sql.validate.SqlValidatorImpl.validateScopedExpression():835
    org.apache.calcite.sql.validate.SqlValidatorImpl.validate():551
    org.apache.calcite.prepare.PlannerImpl.validate():187
    org.apache.calcite.prepare.PlannerImpl.validateAndGetType():198
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateNode():451
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.validateAndConvert():198
    org.apache.drill.exec.planner.sql.handlers.DefaultSqlHandler.getPlan():167
    org.apache.drill.exec.planner.sql.DrillSqlWorker.getPlan():199
    org.apache.drill.exec.work.foreman.Foreman.runSQL():924
    org.apache.drill.exec.work.foreman.Foreman.run():250
    java.util.concurrent.ThreadPoolExecutor.runWorker():1142
    java.util.concurrent.ThreadPoolExecutor$Worker.run():617
    java.lang.Thread.run():745

SQLState:  null
ErrorCode: 0


create table TJOIN1 (RNUM integer   not null , C1 integer, C2 integer);
create table TJOIN2 (RNUM integer   not null , C1 integer, C2 char(2));




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