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| author | Sean Owen <sowen@cloudera.com> | 2016-09-01 12:13:07 -0700 |
|---|---|---|
| committer | Josh Rosen <joshrosen@databricks.com> | 2016-09-01 12:13:07 -0700 |
| commit | 3893e8c576cf1a6decc18701267ce7cd8caaf521 (patch) | |
| tree | e7a7b61f13a348f52ae0a25162157b28203b58ca /graphx | |
| parent | 2be5f8d7e0819de03971d0af6fa310793d2d0e65 (diff) | |
| download | spark-3893e8c576cf1a6decc18701267ce7cd8caaf521.tar.gz spark-3893e8c576cf1a6decc18701267ce7cd8caaf521.tar.bz2 spark-3893e8c576cf1a6decc18701267ce7cd8caaf521.zip | |
[SPARK-17331][CORE][MLLIB] Avoid allocating 0-length arrays
## What changes were proposed in this pull request?
Avoid allocating some 0-length arrays, esp. in UTF8String, and by using Array.empty in Scala over Array[T]()
## How was this patch tested?
Jenkins
Author: Sean Owen <sowen@cloudera.com>
Closes #14895 from srowen/SPARK-17331.
Diffstat (limited to 'graphx')
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