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  1. Tajo (Retired)
  2. TAJO-1099

LogicalPlanner::convertDataType causes NPE in some cases.

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 0.8.0
    • 0.9.0
    • Planner/Optimizer
    • None

    Description

      SELECT x, p::interval, to_timestamp(time), to_timestamp(utc / 1000) FROM (SELECT u.x, time - (utc / 1000) as p, time, utc FROM T1 l JOIN T2 u ON l.x = u.x) T WHERE p < 0

      2014-10-06 15:17:42,334 ERROR org.apache.tajo.master.GlobalEngine:
Stack Trace:
java.lang.NullPointerException
  at org.apache.tajo.engine.planner.LogicalPlanner.convertDataType(LogicalPlanner.java:1836)
  at org.apache.tajo.engine.planner.TypeDeterminant.visitUnaryOperator(TypeDeterminant.java:60)
  at org.apache.tajo.engine.planner.TypeDeterminant.visitUnaryOperator(TypeDeterminant.java:37)
  at org.apache.tajo.engine.planner.SimpleAlgebraVisitor.visit(SimpleAlgebraVisitor.java:34)
  at org.apache.tajo.engine.planner.TypeDeterminant.determineDataType(TypeDeterminant.java:46)
  at org.apache.tajo.engine.planner.LogicalPlanPreprocessor.visitProjection(LogicalPlanPreprocessor.java:208)
  at org.apache.tajo.engine.planner.LogicalPlanPreprocessor.visitProjection(LogicalPlanPreprocessor.java:40)
  at org.apache.tajo.engine.planner.BaseAlgebraVisitor.visit(BaseAlgebraVisitor.java:55)
  at org.apache.tajo.engine.planner.LogicalPlanner.createPlan(LogicalPlanner.java:129)
  at org.apache.tajo.engine.planner.LogicalPlanner.createPlan(LogicalPlanner.java:119)
  at org.apache.tajo.master.GlobalEngine.createLogicalPlan(GlobalEngine.java:497)

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            hyunsik Hyunsik Choi
            hyunsik Hyunsik Choi
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              Created:
              Updated:
              Resolved: