GitHub user wzhfy opened a pull request:
https://github.com/apache/spark/pull/18449
[SPARK-21237][SQL] Invalidate stats once table data is changed
## What changes were proposed in this pull request?
Invalidate spark's stats after data changing commands:
- InsertIntoHadoopFsRelationCommand
- InsertIntoHiveTable
- LoadDataCommand
- TruncateTableCommand
- AlterTableSetLocationCommand
- AlterTableDropPartitionCommand
## How was this patch tested?
Added test cases.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/wzhfy/spark removeStats
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/18449.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 #18449
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commit 6659b7c6b9f2c756ee416cc19801a5e2607930fd
Author: wangzhenhua <[email protected]>
Date: 2017-06-28T07:58:17Z
invalidate stats
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