Details
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Bug
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Status: Resolved
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Minor
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Resolution: Fixed
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None
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None
Description
The following query will cause NPE. I attached the stacktrace.
SELECT T1.l_orderkey FROM LINEITEM INNER JOIN ( SELECT T1.l_orderkey FROM ( SELECT LINEITEM.l_orderkey AS l_orderkey FROM LINEITEM ) T1 ) T1 ON LINEITEM.l_orderkey=T1.l_orderkey
2014-07-24 13:58:40,866 ERROR: org.apache.tajo.master.GlobalEngine (executeQuery(150)) - Stack Trace: java.lang.NullPointerException at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule$TargetListManager.getTarget(ProjectionPushDownRule.java:311) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule$TargetListManager$FilteredTargetIterator.<init>(ProjectionPushDownRule.java:362) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule$TargetListManager.getFilteredTargets(ProjectionPushDownRule.java:352) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitScan(ProjectionPushDownRule.java:1053) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitScan(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:102) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visitProjection(BasicLogicalPlanVisitor.java:155) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitProjection(ProjectionPushDownRule.java:457) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitProjection(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:63) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visitTableSubQuery(BasicLogicalPlanVisitor.java:269) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitTableSubQuery(ProjectionPushDownRule.java:1106) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitTableSubQuery(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:99) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visitProjection(BasicLogicalPlanVisitor.java:155) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitProjection(ProjectionPushDownRule.java:457) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitProjection(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:63) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visitTableSubQuery(BasicLogicalPlanVisitor.java:269) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitTableSubQuery(ProjectionPushDownRule.java:1106) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitTableSubQuery(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:99) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitJoin(ProjectionPushDownRule.java:888) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitJoin(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:87) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visitProjection(BasicLogicalPlanVisitor.java:155) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitProjection(ProjectionPushDownRule.java:457) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitProjection(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:63) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visitRoot(BasicLogicalPlanVisitor.java:145) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitRoot(ProjectionPushDownRule.java:440) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.visitRoot(ProjectionPushDownRule.java:43) at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visit(BasicLogicalPlanVisitor.java:58) at org.apache.tajo.engine.planner.rewrite.ProjectionPushDownRule.rewrite(ProjectionPushDownRule.java:77) at org.apache.tajo.engine.planner.rewrite.BasicQueryRewriteEngine.rewrite(BasicQueryRewriteEngine.java:63) at org.apache.tajo.engine.planner.LogicalOptimizer.optimize(LogicalOptimizer.java:101) at org.apache.tajo.master.GlobalEngine.createLogicalPlan(GlobalEngine.java:475) at org.apache.tajo.master.GlobalEngine.executeQuery(GlobalEngine.java:145)
Attachments
Issue Links
- is depended upon by
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TAJO-917 Using alias name which is same to existing column names causes error
- Resolved