GitHub user facaiy opened a pull request:
https://github.com/apache/spark/pull/18523
[SPARK-21285][ML] VectorAssembler reports the column name of unsupported
data type
## What changes were proposed in this pull request?
add the column name in the exception which is raised by unsupported data
type.
## How was this patch tested?
[ ] pass all tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/facaiy/spark ENH/vectorassembler_add_col
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/18523.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #18523
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commit 95dbf6c7b287d0010af9de377ff6b93dec760808
Author: Yan Facai (é¢åæ) <facai....@gmail.com>
Date: 2017-07-04T05:42:07Z
ENH: report the name of missing column
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