Github user blrunner commented on the pull request:
https://github.com/apache/tajo/pull/317#issuecomment-68147410
Hi @hyunsik
If possible, could you check the patch on testing cluster?
I failed Q3 query on tpc-h benchmark dataset with the patch as follows:
2014-12-27 01:18:08,273 ERROR org.apache.tajo.catalog.CatalogServer:
java.lang.NullPointerException
2014-12-27 01:18:08,273 ERROR
org.apache.tajo.catalog.AbstractCatalogClient:
com.google.protobuf.ServiceException: java.lang.NullPointerException
com.google.protobuf.ServiceException: com.google.protobuf.ServiceException:
java.lang.NullPointerException
at
org.apache.tajo.rpc.ServerCallable.withRetries(ServerCallable.java:105)
at
org.apache.tajo.catalog.AbstractCatalogClient.getTableDesc(AbstractCatalogClient.java:243)
at
org.apache.tajo.catalog.AbstractCatalogClient.getTableDesc(AbstractCatalogClient.java:262)
at
org.apache.tajo.plan.LogicalPlanPreprocessor.visitRelation(LogicalPlanPreprocessor.java:385)
at
org.apache.tajo.plan.LogicalPlanPreprocessor.visitRelation(LogicalPlanPreprocessor.java:44)
at
org.apache.tajo.plan.algebra.BaseAlgebraVisitor.visit(BaseAlgebraVisitor.java:98)
at
org.apache.tajo.plan.algebra.BaseAlgebraVisitor.visitRelationList(BaseAlgebraVisitor.java:418)
at
org.apache.tajo.plan.algebra.BaseAlgebraVisitor.visit(BaseAlgebraVisitor.java:95)
at
org.apache.tajo.plan.LogicalPlanPreprocessor.visitProjection(LogicalPlanPreprocessor.java:197)
at
org.apache.tajo.plan.LogicalPlanPreprocessor.visitProjection(LogicalPlanPreprocessor.java:44)
at
org.apache.tajo.plan.algebra.BaseAlgebraVisitor.visit(BaseAlgebraVisitor.java:59)
at
org.apache.tajo.plan.LogicalPlanner.createPlan(LogicalPlanner.java:141)
at
org.apache.tajo.plan.LogicalPlanner.createPlan(LogicalPlanner.java:131)
at
org.apache.tajo.master.GlobalEngine.createLogicalPlan(GlobalEngine.java:232)
at
org.apache.tajo.master.GlobalEngine.executeQuery(GlobalEngine.java:161)
at
org.apache.tajo.master.TajoMasterClientService$TajoMasterClientProtocolServiceHandler.submitQuery(TajoMasterClientService.java:284)
at
org.apache.tajo.ipc.TajoMasterClientProtocol$TajoMasterClientProtocolService$2.callBlockingMethod(TajoMasterClientProtocol.java:543)
at
org.apache.tajo.rpc.BlockingRpcServer$ServerHandler.messageReceived(BlockingRpcServer.java:103)
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