Github user wangyum commented on a diff in the pull request:
https://github.com/apache/spark/pull/23028#discussion_r233317201
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala
---
@@ -504,6 +504,19 @@ object LikeSimplification extends
Github user wangyum closed the pull request at:
https://github.com/apache/spark/pull/23028
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Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/23028#discussion_r233315756
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala
---
@@ -504,6 +504,19 @@ object LikeSimplification extends
Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/23028#discussion_r233315067
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala
---
@@ -504,6 +504,19 @@ object LikeSimplification extends
Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/23028#discussion_r233315192
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala
---
@@ -504,6 +504,19 @@ object LikeSimplification extends
GitHub user wangyum opened a pull request:
https://github.com/apache/spark/pull/23028
[SPARK-26053][SQL] Enhance LikeSimplification
## What changes were proposed in this pull request?
This PR enhance `LikeSimplification` in 2 cases:
1. null like col -> null
2.
