GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/17236
[SPARK-xxxx][SQL] Cannot run intersect/except with map type
## What changes were proposed in this pull request?
In spark SQL, map type can't be used in equality test/comparison, and
`Intersect`/`Except` do need equality test for all columns, we should not allow
map type in `Intersect`/`Except`.
## How was this patch tested?
new regression test
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark map
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/17236.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 #17236
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commit d670a11b8391c4e44e699372c567980fa9d29fed
Author: Wenchen Fan <wenc...@databricks.com>
Date: 2017-03-10T06:41:53Z
Cannot run intersect/except with map type
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