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| author | Cheng Lian <lian.cs.zju@gmail.com> | 2014-09-20 16:30:49 -0700 |
|---|---|---|
| committer | Michael Armbrust <michael@databricks.com> | 2014-09-20 16:30:49 -0700 |
| commit | 7f54580c4503d8b6bfcf7d4cbc83b83458140926 (patch) | |
| tree | 8d78103241777b4698483bb4b16b10199cc5f72c /NOTICE | |
| parent | 7c8ad1c0838762f5b632f683834c88a711aef4dd (diff) | |
| download | spark-7f54580c4503d8b6bfcf7d4cbc83b83458140926.tar.gz spark-7f54580c4503d8b6bfcf7d4cbc83b83458140926.tar.bz2 spark-7f54580c4503d8b6bfcf7d4cbc83b83458140926.zip | |
[SPARK-3609][SQL] Adds sizeInBytes statistics for Limit operator when all output attributes are of native data types
This helps to replace shuffled hash joins with broadcast hash joins in some cases.
Author: Cheng Lian <lian.cs.zju@gmail.com>
Closes #2468 from liancheng/more-stats and squashes the following commits:
32687dc [Cheng Lian] Moved the test case to PlannerSuite
5595a91 [Cheng Lian] Removes debugging code
73faf69 [Cheng Lian] Test case for auto choosing broadcast hash join
f30fe1d [Cheng Lian] Adds sizeInBytes estimation for Limit when all output types are native types
Diffstat (limited to 'NOTICE')
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