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| author | Davies Liu <davies@databricks.com> | 2016-02-02 19:47:44 -0800 |
|---|---|---|
| committer | Davies Liu <davies.liu@gmail.com> | 2016-02-02 19:47:44 -0800 |
| commit | 99a6e3c1e8d580ce1cc497bd9362eaf16c597f77 (patch) | |
| tree | 7c2ea61d3e26b4d9c518426e23de7d5ef059a17e /mllib | |
| parent | ff71261b651a7b289ea2312abd6075da8b838ed9 (diff) | |
| download | spark-99a6e3c1e8d580ce1cc497bd9362eaf16c597f77.tar.gz spark-99a6e3c1e8d580ce1cc497bd9362eaf16c597f77.tar.bz2 spark-99a6e3c1e8d580ce1cc497bd9362eaf16c597f77.zip | |
[SPARK-12951] [SQL] support spilling in generated aggregate
This PR add spilling support for generated TungstenAggregate.
If spilling happened, it's not that bad to do the iterator based sort-merge-aggregate (not generated).
The changes will be covered by TungstenAggregationQueryWithControlledFallbackSuite
Author: Davies Liu <davies@databricks.com>
Closes #10998 from davies/gen_spilling.
Diffstat (limited to 'mllib')
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