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| author | Xusen Yin <yinxusen@gmail.com> | 2016-07-08 14:23:57 +0100 |
|---|---|---|
| committer | Sean Owen <sowen@cloudera.com> | 2016-07-08 14:23:57 +0100 |
| commit | 255d74fe4a0db2cc842177ec735bbde07c7c8732 (patch) | |
| tree | 930bcb6dbf736faec173c3d3291dafd8f2c034b2 /python/pyspark | |
| parent | a54438cb23c80f7c7fc35da273677c39317cb1a5 (diff) | |
| download | spark-255d74fe4a0db2cc842177ec735bbde07c7c8732.tar.gz spark-255d74fe4a0db2cc842177ec735bbde07c7c8732.tar.bz2 spark-255d74fe4a0db2cc842177ec735bbde07c7c8732.zip | |
[SPARK-16369][MLLIB] tallSkinnyQR of RowMatrix should aware of empty partition
## What changes were proposed in this pull request?
tallSkinnyQR of RowMatrix should aware of empty partition, which could cause exception from Breeze qr decomposition.
See the [archived dev mail](https://mail-archives.apache.org/mod_mbox/spark-dev/201510.mbox/%3CCAF7ADNrycvPL3qX-VZJhq4OYmiUUhoscut_tkOm63Cm18iK1tQmail.gmail.com%3E) for more details.
## How was this patch tested?
Scala unit test.
Author: Xusen Yin <yinxusen@gmail.com>
Closes #14049 from yinxusen/SPARK-16369.
Diffstat (limited to 'python/pyspark')
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