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Review request for hive. Bugs: HIVE-12812 https://issues.apache.org/jira/browse/HIVE-12812 Repository: hive-git Description ------- mapred.input.dir.recursive itself is not Hive property, and it is often ignored when user runs some queries (e.g. union) which needs it to be enabled to process some intermediate data files. This patch is to enable this property by default. Change only happens for MR since Tez has done similar in its TezComplier and Spark does not need it. Diffs ----- ql/src/java/org/apache/hadoop/hive/ql/parse/MapReduceCompiler.java 5b08ed2 ql/src/test/queries/clientnegative/truncate_column_list_bucketing.q 90f6cf7 ql/src/test/queries/clientpositive/infer_bucket_sort_list_bucket.q 64dd05d ql/src/test/queries/clientpositive/lb_fs_stats.q 5ad3ff3 ql/src/test/queries/clientpositive/list_bucket_dml_1.q e38930f ql/src/test/queries/clientpositive/list_bucket_dml_10.q f25c174 ql/src/test/queries/clientpositive/list_bucket_dml_11.q 8ac1627 ql/src/test/queries/clientpositive/list_bucket_dml_12.q 9facfa5 ql/src/test/queries/clientpositive/list_bucket_dml_13.q 0fe7f61 ql/src/test/queries/clientpositive/list_bucket_dml_14.q abe5ea7 ql/src/test/queries/clientpositive/list_bucket_dml_2.q c6dceab ql/src/test/queries/clientpositive/list_bucket_dml_3.q ef01529 ql/src/test/queries/clientpositive/list_bucket_dml_4.q 950409d ql/src/test/queries/clientpositive/list_bucket_dml_5.q fce8e2e ql/src/test/queries/clientpositive/list_bucket_dml_6.q 631c938 ql/src/test/queries/clientpositive/list_bucket_dml_7.q e2af1b3 ql/src/test/queries/clientpositive/list_bucket_dml_8.q 6d73896 ql/src/test/queries/clientpositive/list_bucket_dml_9.q d2e24af ql/src/test/queries/clientpositive/list_bucket_query_multiskew_1.q 1a4fbc2 ql/src/test/queries/clientpositive/list_bucket_query_multiskew_2.q 996dce6 ql/src/test/queries/clientpositive/list_bucket_query_multiskew_3.q f09026f ql/src/test/queries/clientpositive/list_bucket_query_oneskew_1.q cc597dc ql/src/test/queries/clientpositive/list_bucket_query_oneskew_2.q fb4cf6d ql/src/test/queries/clientpositive/list_bucket_query_oneskew_3.q 702de64 ql/src/test/queries/clientpositive/recursive_dir.q d703b8e ql/src/test/queries/clientpositive/skewjoin_union_remove_1.q 5e688d7 ql/src/test/queries/clientpositive/skewjoin_union_remove_2.q 3e2610f ql/src/test/queries/clientpositive/truncate_column_list_bucket.q 476120a ql/src/test/queries/clientpositive/union_remove_1.q 0a69068 ql/src/test/queries/clientpositive/union_remove_10.q 7892e15 ql/src/test/queries/clientpositive/union_remove_11.q fd41648 ql/src/test/queries/clientpositive/union_remove_12.q b665666 ql/src/test/queries/clientpositive/union_remove_13.q 11077fd ql/src/test/queries/clientpositive/union_remove_14.q b559b35 ql/src/test/queries/clientpositive/union_remove_15.q 43c7834 ql/src/test/queries/clientpositive/union_remove_16.q eca8aeb ql/src/test/queries/clientpositive/union_remove_17.q 59a3a9c ql/src/test/queries/clientpositive/union_remove_18.q 98ee7d0 ql/src/test/queries/clientpositive/union_remove_19.q 9e47254 ql/src/test/queries/clientpositive/union_remove_2.q 2ebc1ad ql/src/test/queries/clientpositive/union_remove_20.q 700ee4d ql/src/test/queries/clientpositive/union_remove_21.q 1b1472e ql/src/test/queries/clientpositive/union_remove_22.q d4d3cbc ql/src/test/queries/clientpositive/union_remove_23.q 98ae503 ql/src/test/queries/clientpositive/union_remove_24.q 7ed80d1 ql/src/test/queries/clientpositive/union_remove_25.q 78fa9aa ql/src/test/queries/clientpositive/union_remove_26.q 4e77d73 ql/src/test/queries/clientpositive/union_remove_3.q b0f63fc ql/src/test/queries/clientpositive/union_remove_4.q 9ee6282 ql/src/test/queries/clientpositive/union_remove_5.q 5d3c482 ql/src/test/queries/clientpositive/union_remove_6.q 23eb760 ql/src/test/queries/clientpositive/union_remove_6_subq.q 3607a52 ql/src/test/queries/clientpositive/union_remove_7.q 5e0d14b ql/src/test/queries/clientpositive/union_remove_8.q 1e049ba ql/src/test/queries/clientpositive/union_remove_9.q b819560 Diff: https://reviews.apache.org/r/51699/diff/ Testing ------- Manual tests Precommit tests Thanks, Chaoyu Tang