Github user asfgit closed the pull request at:
https://github.com/apache/spark/pull/19947
---
-
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
Github user gengliangwang commented on a diff in the pull request:
https://github.com/apache/spark/pull/19947#discussion_r156250376
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
---
@@ -695,7 +695,9 @@ object CombineUnions extends
GitHub user gatorsmile opened a pull request:
https://github.com/apache/spark/pull/19947
[SPARK-22759] [SQL] Filters can be combined iff both are deterministic
## What changes were proposed in this pull request?
The query execution/optimization does not guarantee the expressions
