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Review request for hive, Jesús Camacho Rodríguez and Zoltan Haindrich. Bugs: HIVE-22507 https://issues.apache.org/jira/browse/HIVE-22507 Repository: hive-git Description ------- KeyWrapper comparator create field comparator instances at every comparison Diffs ----- ql/src/java/org/apache/hadoop/hive/ql/exec/TopNKeyOperator.java b3ab7015b7 serde/src/java/org/apache/hadoop/hive/serde2/objectinspector/ObjectInspectorUtils.java ab1cfdcdb5 Diff: https://reviews.apache.org/r/71779/diff/1/ Testing ------- Run topnkey.q using TestMiniLlapLocalCliDriver Thanks, Krisztian Kasa