GitHub user gatorsmile opened a pull request:
https://github.com/apache/spark/pull/19682
[SPARK-22464] [SQL] No pushdown for Hive metastore partition predicates
containing null-safe equality
## What changes were proposed in this pull request?
`<=>` is not supported by Hive metastore partition predicate pushdown. We
should not push down it to Hive metastore when they are be using in partition
predicates.
## How was this patch tested?
Added a test case
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gatorsmile/spark fixLimitPushDown
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/19682.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 #19682
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commit 8c370987710e0ee11af297b66c936baa823bd86e
Author: gatorsmile <gatorsm...@gmail.com>
Date: 2017-11-07T07:06:49Z
fix.
commit be0e276a371319eb19467707a105d968d685a0c3
Author: gatorsmile <gatorsm...@gmail.com>
Date: 2017-11-07T07:13:50Z
fix.
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