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| author | Davies Liu <davies@databricks.com> | 2016-03-15 22:17:04 -0700 |
|---|---|---|
| committer | Davies Liu <davies.liu@gmail.com> | 2016-03-15 22:17:04 -0700 |
| commit | 421f6c20e85b32f6462d37dad6a62dec2d46ed88 (patch) | |
| tree | de14ba806b61c1cb0582bb1058ca1d301f25f9b2 /tools | |
| parent | 52b6a899be2711568d86ab99d1a2b4d1f9fef286 (diff) | |
| download | spark-421f6c20e85b32f6462d37dad6a62dec2d46ed88.tar.gz spark-421f6c20e85b32f6462d37dad6a62dec2d46ed88.tar.bz2 spark-421f6c20e85b32f6462d37dad6a62dec2d46ed88.zip | |
[SPARK-13917] [SQL] generate broadcast semi join
## What changes were proposed in this pull request?
This PR brings codegen support for broadcast left-semi join.
## How was this patch tested?
Existing tests. Added benchmark, the result show 7X speedup.
Author: Davies Liu <davies@databricks.com>
Closes #11742 from davies/gen_semi.
Diffstat (limited to 'tools')
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