Re: Review Request 20736: HIVE-4965 Add support so that PTFs can stream their output; Windowing PTF should do this
--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/20736/ --- (Updated April 25, 2014, 10:55 p.m.) Review request for hive and Ashutosh Chauhan. Changes --- Bugs: HIVE-4965 https://issues.apache.org/jira/browse/HIVE-4965 Repository: hive-git Description --- There is no need to create an output PTF Partition for the last PTF in a chain. For the Windowing PTF this should give a perf. boost; we avoid creating temporary results for each UDAF; avoid populating an output Partition. Diffs - ql/src/java/org/apache/hadoop/hive/ql/exec/PTFOperator.java af25dc8 ql/src/java/org/apache/hadoop/hive/ql/parse/PTFTranslator.java ac052cd ql/src/java/org/apache/hadoop/hive/ql/plan/PTFDeserializer.java 154f29a ql/src/java/org/apache/hadoop/hive/ql/udf/ptf/TableFunctionEvaluator.java 080fd44 ql/src/java/org/apache/hadoop/hive/ql/udf/ptf/WindowingTableFunction.java 110ef27 Diff: https://reviews.apache.org/r/20736/diff/ Testing --- ran existing tests Thanks, Harish Butani
Review Request 20736: HIVE-4965 Add support so that PTFs can stream their output; Windowing PTF should do this
--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/20736/ --- Review request for hive and Ashutosh Chauhan. Bugs: HIVE-4965 https://issues.apache.org/jira/browse/HIVE-4965 Repository: hive-git Description --- There is no need to create an output PTF Partition for the last PTF in a chain. For the Windowing PTF this should give a perf. boost; we avoid creating temporary results for each UDAF; avoid populating an output Partition. Diffs - ql/src/java/org/apache/hadoop/hive/ql/exec/PTFOperator.java af25dc8 ql/src/java/org/apache/hadoop/hive/ql/parse/PTFTranslator.java ac052cd ql/src/java/org/apache/hadoop/hive/ql/plan/PTFDeserializer.java 154f29a ql/src/java/org/apache/hadoop/hive/ql/udf/ptf/TableFunctionEvaluator.java 080fd44 ql/src/java/org/apache/hadoop/hive/ql/udf/ptf/WindowingTableFunction.java 110ef27 Diff: https://reviews.apache.org/r/20736/diff/ Testing --- ran existing tests Thanks, Harish Butani
