Order by clause with Hive causes performance degradation.#454

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Commits on May 10, 2016

main_metric_expr may not always be present in the subselect in which case the query fails
Paulius Klyvis
committed
main_metric_expr in some cases can be eg. SUM(column_name) in which case the query will fail. eg. SELECT columnA AS columnA, columnB AS `timestamp`, SUM(columnC) AS sum__columnC FROM table <...> GR…
Paulius Klyvis
committed
dont really need the main_metric_expr
Paulius Klyvis
committed
optimized unused import
Paulius Klyvis
committed