GitHub user wangyum opened a pull request:
https://github.com/apache/spark/pull/22267
[SPARK-24716][TESTS][FOLLOW-UP] Test Hive metastore schema and parquet
schema are in different letter cases
## What changes were proposed in this pull request?
Since https://github.com/apache/spark/pull/21696. Spark uses Parquet schema
instead of Hive metastore schema to do pushdown.
This change can avoid wrong records returned when Hive metastore schema and
parquet schema are in different letter cases. This pr add a test case for it.
More details:
https://issues.apache.org/jira/browse/SPARK-25206
## How was this patch tested?
unit tests
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/wangyum/spark SPARK-24716-TESTS
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/22267.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 #22267
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commit f5559f40dc7d3bfd80ced7090f617998094811bf
Author: Yuming Wang <yumwang@...>
Date: 2018-08-29T10:03:15Z
Improvement test.
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