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Review request for hive. Summary (updated) ----------------- HIVE-8625: Some union queries result in plans with many unions with CBO on Repository: hive-git Description (updated) ------- HIVE-8625: Some union queries result in plans with many unions with CBO on Diffs (updated) ----- ql/src/java/org/apache/hadoop/hive/ql/exec/OperatorUtils.java 2bd40fa6782804804a3b02b312b9e2bfc3cd9e61 ql/src/java/org/apache/hadoop/hive/ql/exec/RowSchema.java 71cc7eb409adc86e5f729b9b8fd510f95aabb7d7 ql/src/java/org/apache/hadoop/hive/ql/exec/SelectOperator.java 42b546bdb2bf21119e52e6a08480f13d5f2fc344 ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java 355bc1f814af3bf419e8a4b11a03de72c98c4bbd ql/src/test/results/clientpositive/union29.q.out 41dde4e1ce5d0549a5501a35d45c06a506e695db ql/src/test/results/clientpositive/union30.q.out b5065368d3f27a6036d681413f5b3d3bba0af062 ql/src/test/results/clientpositive/union34.q.out dc46ac7b6c62f1b97ed8f8e176e0797ca507e72e ql/src/test/results/clientpositive/union_remove_10.q.out b078793cd216fd3a8aee059f7070706a42b25b5f ql/src/test/results/clientpositive/union_remove_11.q.out 82d91a9d036b5c1a61debfe9258b84e8ae2b8f8e Diff: https://reviews.apache.org/r/27318/diff/ Testing ------- Thanks, Jesús Camacho Rodríguez
