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Takeshi Yamamuro 7a9537c338 [SPARK-21351][SQL] Remove the UpdateAttributeNullability rule from the optimizer 
## What changes were proposed in this pull request?
This pr removed `UpdateAttributeNullability` from the optimizer because the same logic happens in the analyzer. See SPARK-26459(#23390) for more detailed discussion.

## How was this patch tested?
N/A

Closes #23508 from maropu/SPARK-21351.

Authored-by: Takeshi Yamamuro <yamamuro@apache.org>
Signed-off-by: Wenchen Fan <wenchen@databricks.com>
2019-03-11 13:34:14 +08:00
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main [SPARK-21351][SQL] Remove the UpdateAttributeNullability rule from the optimizer 2019-03-11 13:34:14 +08:00
test [SPARK-21351][SQL] Remove the UpdateAttributeNullability rule from the optimizer 2019-03-11 13:34:14 +08:00