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Review request for hive, Jesús Camacho Rodríguez and John Pullokkaran. Bugs: HIVE-11171 https://issues.apache.org/jira/browse/HIVE-11171 Repository: hive-git Description ------- Join reordering algorithm might introduce projects between joins Diffs ----- ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveJoinCommuteRule.java PRE-CREATION ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java 7fd8c85 ql/src/test/results/clientpositive/auto_join12.q.out e97d7e6 ql/src/test/results/clientpositive/auto_join5.q.out 69b7aab ql/src/test/results/clientpositive/constantPropagateForSubQuery.q.out 40d2dd4 ql/src/test/results/clientpositive/correlationoptimizer15.q.out d5f45da ql/src/test/results/clientpositive/correlationoptimizer6.q.out 85e447c ql/src/test/results/clientpositive/join12.q.out df340a8 ql/src/test/results/clientpositive/join5.q.out f83ff73 ql/src/test/results/clientpositive/join_merge_multi_expressions.q.out b73643e ql/src/test/results/clientpositive/join_merging.q.out a3afbec ql/src/test/results/clientpositive/join_nulls.q.out 46e0170 ql/src/test/results/clientpositive/limit_pushdown.q.out 6ace047 ql/src/test/results/clientpositive/lineage3.q.out 5c392fa ql/src/test/results/clientpositive/louter_join_ppr.q.out c46792b ql/src/test/results/clientpositive/optional_outer.q.out 8616644 ql/src/test/results/clientpositive/outer_join_ppr.q.java1.7.out b6ca16f ql/src/test/results/clientpositive/ppd_gby_join.q.out 579c827 ql/src/test/results/clientpositive/ppd_join.q.out ae5fb27 ql/src/test/results/clientpositive/ppd_join2.q.out 88624ea ql/src/test/results/clientpositive/ppd_join3.q.out 6c5c0da ql/src/test/results/clientpositive/ppd_outer_join4.q.out 18e0154 ql/src/test/results/clientpositive/ppd_random.q.out 5e23a1c ql/src/test/results/clientpositive/rcfile_null_value.q.out a1e6f4f ql/src/test/results/clientpositive/router_join_ppr.q.out 70d7542 ql/src/test/results/clientpositive/skewjoin.q.out 1b56d5f ql/src/test/results/clientpositive/spark/auto_join12.q.out 1bddcfc ql/src/test/results/clientpositive/spark/auto_join5.q.out 08e9ae6 ql/src/test/results/clientpositive/spark/join12.q.out b62334d ql/src/test/results/clientpositive/spark/join5.q.out 1914ad0 ql/src/test/results/clientpositive/spark/join_merge_multi_expressions.q.out a18d82e ql/src/test/results/clientpositive/spark/join_merging.q.out ce26543 ql/src/test/results/clientpositive/spark/limit_pushdown.q.out 7101beb ql/src/test/results/clientpositive/spark/louter_join_ppr.q.out 190485f ql/src/test/results/clientpositive/spark/outer_join_ppr.q.java1.7.out 0614cb9 ql/src/test/results/clientpositive/spark/ppd_gby_join.q.out 31b25b3 ql/src/test/results/clientpositive/spark/ppd_join.q.out b97431c ql/src/test/results/clientpositive/spark/ppd_join2.q.out cf81423 ql/src/test/results/clientpositive/spark/ppd_join3.q.out d2343c4 ql/src/test/results/clientpositive/spark/ppd_outer_join4.q.out 2abca78 ql/src/test/results/clientpositive/spark/router_join_ppr.q.out 12f1abb ql/src/test/results/clientpositive/spark/skewjoin.q.out ec74786 ql/src/test/results/clientpositive/tez/explainuser_1.q.out 9f93574 ql/src/test/results/clientpositive/tez/limit_pushdown.q.out 2a41aae ql/src/test/results/clientpositive/tez/mrr.q.out d42f9b0 ql/src/test/results/clientpositive/tez/skewjoin.q.out ec368f9 ql/src/test/results/clientpositive/tez/tez_union.q.out 4012b90 Diff: https://reviews.apache.org/r/36253/diff/ Testing ------- Existing tests Thanks, Ashutosh Chauhan