[HIVE-12992] Hive on tez: Bucket map join plan is incorrect

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.2.1, 2.0.0
• Fix Version/s: 1.2.2, 2.0.1, 2.1.0
• Component/s: Tez
• Labels: tez
• Target Version/s: 1.2.2, 2.0.0, 2.1.0
• Assignee: Vikram Dixit K
• Reporter: Vikram Dixit K
• Created: 03/Feb/16 19:23
• Updated: 21/Jun/16 15:43
• Resolved: 28/Mar/16 18:54

Description

TPCH Query 9 fails when bucket map join is enabled:

FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.tez.TezTask. Vertex failed, vertexName=Reducer 5, vertexId=vertex_1450634494433_0007_2_06, diagnostics=[Exception in EdgeManager, vertex=vertex_1450634494433_0007_2_06 [Reducer 5], Fail to sendTezEventToDestinationTasks, event:DataMovementEvent [sourceIndex=0, targetIndex=-1, version=0], sourceInfo:{ producerConsumerType=OUTPUT, taskVertexName=Map 1, edgeVertexName=Reducer 5, taskAttemptId=attempt_1450634494433_0007_2_05_000000_0 }, destinationInfo:null, EdgeInfo: sourceVertexName=Map 1, destinationVertexName=Reducer 5, java.lang.NullPointerException
	at org.apache.hadoop.hive.ql.exec.tez.CustomPartitionEdge.routeDataMovementEventToDestination(CustomPartitionEdge.java:88)
	at org.apache.tez.dag.app.dag.impl.Edge.sendTezEventToDestinationTasks(Edge.java:458)
	at org.apache.tez.dag.app.dag.impl.Edge.handleCompositeDataMovementEvent(Edge.java:386)
	at org.apache.tez.dag.app.dag.impl.Edge.sendTezEventToDestinationTasks(Edge.java:439)
	at org.apache.tez.dag.app.dag.impl.VertexImpl.handleRoutedTezEvents(VertexImpl.java:4382)
	at org.apache.tez.dag.app.dag.impl.VertexImpl.access$4000(VertexImpl.java:202)
	at org.apache.tez.dag.app.dag.impl.VertexImpl$RouteEventTransition.transition(VertexImpl.java:4172)
	at org.apache.tez.dag.app.dag.impl.VertexImpl$RouteEventTransition.transition(VertexImpl.java:4164)

Issue Links

• is related to: HIVE-13619 Bucket map join plan is incorrect