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Review request for hive, Gopal V and Jason Dere. Bugs: HIVE-18721 https://issues.apache.org/jira/browse/HIVE-18721 Repository: hive-git Description ------- Bucket Map Join : Handle empty buckets Bucket Map Join needs to bluff Tez by sending empty task list for DataMovementEvent for those buckets for which there is no data. Diffs ----- itests/src/test/resources/testconfiguration.properties c2252f37c1 ql/src/java/org/apache/hadoop/hive/ql/exec/tez/CustomPartitionEdge.java 1ac1d14484 ql/src/test/queries/clientpositive/bucket_map_join_tez_empty.q PRE-CREATION ql/src/test/results/clientpositive/llap/bucket_map_join_tez_empty.q.out PRE-CREATION Diff: https://reviews.apache.org/r/65668/diff/1/ Testing ------- Thanks, Deepak Jaiswal