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| author | Burak Yavuz <brkyvz@gmail.com> | 2015-01-28 23:42:07 -0800 |
|---|---|---|
| committer | Xiangrui Meng <meng@databricks.com> | 2015-01-28 23:42:07 -0800 |
| commit | a63be1a18f7b7d77f7deef2abc9a5be6ad24ae28 (patch) | |
| tree | ad6511934a211842ef9fd9ba979389b87c2a6abe /sql | |
| parent | 5b9760de8dd2dab7cf9a4f5c65869e4ed296a938 (diff) | |
| download | spark-a63be1a18f7b7d77f7deef2abc9a5be6ad24ae28.tar.gz spark-a63be1a18f7b7d77f7deef2abc9a5be6ad24ae28.tar.bz2 spark-a63be1a18f7b7d77f7deef2abc9a5be6ad24ae28.zip | |
[SPARK-3977] Conversion methods for BlockMatrix to other Distributed Matrices
The conversion methods for `BlockMatrix`. Conversions go through `CoordinateMatrix` in order to cause a shuffle so that intermediate operations will be stored on disk and the expensive initial computation will be mitigated.
Author: Burak Yavuz <brkyvz@gmail.com>
Closes #4256 from brkyvz/SPARK-3977PR and squashes the following commits:
4df37fe [Burak Yavuz] moved TODO inside code block
b049c07 [Burak Yavuz] addressed code review feedback v1
66cb755 [Burak Yavuz] added default toBlockMatrix conversion
851f2a2 [Burak Yavuz] added better comments and checks
cdb9895 [Burak Yavuz] [SPARK-3977] Conversion methods for BlockMatrix to other Distributed Matrices
Diffstat (limited to 'sql')
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