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| author | Cheng Lian <lian.cs.zju@gmail.com> | 2014-10-08 18:13:22 -0700 |
|---|---|---|
| committer | Michael Armbrust <michael@databricks.com> | 2014-10-08 18:13:22 -0700 |
| commit | 3e4f09d2fce9dcf45eaaca827f2cf15c9d4a6c75 (patch) | |
| tree | d8bde372c6d221cf1adba84a06bdc3f99ad6866b /sql/core/src/main | |
| parent | e7033572330bd48b2438f218b0d2cd3fccdeb362 (diff) | |
| download | spark-3e4f09d2fce9dcf45eaaca827f2cf15c9d4a6c75.tar.gz spark-3e4f09d2fce9dcf45eaaca827f2cf15c9d4a6c75.tar.bz2 spark-3e4f09d2fce9dcf45eaaca827f2cf15c9d4a6c75.zip | |
[SQL] Prevents per row dynamic dispatching and pattern matching when inserting Hive values
Builds all wrappers at first according to object inspector types to avoid per row costs.
Author: Cheng Lian <lian.cs.zju@gmail.com>
Closes #2592 from liancheng/hive-value-wrapper and squashes the following commits:
9696559 [Cheng Lian] Passes all tests
4998666 [Cheng Lian] Prevents per row dynamic dispatching and pattern matching when inserting Hive values
Diffstat (limited to 'sql/core/src/main')
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