GitHub user stanzhai opened a pull request:
https://github.com/apache/spark/pull/18986
[SPARK-21774][SQL] The rule PromoteStrings should cast a string to double
type when compare with a int
## What changes were proposed in this pull request?
The rule PromoteStrings should cast a string to double type when compare
with a int.
This PR fixed this.
## How was this patch tested?
Origin test cases updated.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/stanzhai/spark fix-type-coercion
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/18986.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 #18986
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commit 1a289a5a1b0756e86e225d43de73d9b42afb0a0e
Author: Stan Zhai <[email protected]>
Date: 2017-08-18T02:17:20Z
fix a bug of TypeCoercion
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