GitHub user wzhfy opened a pull request:
https://github.com/apache/spark/pull/18577
[SPARK-21083][SQL][branch-2.1] Store zero size and row count when analyzing
empty table
## What changes were proposed in this pull request?
We should be able to store zero size and row count after analyzing empty
table.
This is a backport for
https://github.com/apache/spark/commit/9fccc3627fa41d32fbae6dbbb9bd1521e43eb4f0.
## How was this patch tested?
Added new test.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/wzhfy/spark analyzeEmptyTable-2.1
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/18577.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 #18577
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commit 4a1cd8deff03ae83a7e7ef1e55640f6dcc8ad185
Author: Zhenhua Wang <wzh_...@163.com>
Date: 2017-07-09T07:23:10Z
analyze empty table
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