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| author | Michael Armbrust <michael@databricks.com> | 2014-07-08 00:41:46 -0700 |
|---|---|---|
| committer | Reynold Xin <rxin@apache.org> | 2014-07-08 00:41:46 -0700 |
| commit | 5a4063645dd7bb4cd8bda890785235729804ab09 (patch) | |
| tree | 8c9188d429c103658c196a10f5ac273d69463728 /ec2 | |
| parent | 3cd5029be709307415f911236472a685e406e763 (diff) | |
| download | spark-5a4063645dd7bb4cd8bda890785235729804ab09.tar.gz spark-5a4063645dd7bb4cd8bda890785235729804ab09.tar.bz2 spark-5a4063645dd7bb4cd8bda890785235729804ab09.zip | |
[SPARK-2391][SQL] Custom take() for LIMIT queries.
Using Spark's take can result in an entire in-memory partition to be shipped in order to retrieve a single row.
Author: Michael Armbrust <michael@databricks.com>
Closes #1318 from marmbrus/takeLimit and squashes the following commits:
77289a5 [Michael Armbrust] Update scala doc
32f0674 [Michael Armbrust] Custom take implementation for LIMIT queries.
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