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new add287f [SPARK-25892][SQL] Change AttributeReference.withMetadata's
return type to AttributeReference
add287f is described below
commit add287f397d41c1725464dff89d4a555ffc9db04
Author: Kevin Yu <q...@us.ibm.com>
AuthorDate: Thu Dec 27 22:26:37 2018 +0800
[SPARK-25892][SQL] Change AttributeReference.withMetadata's return type to
AttributeReference
## What changes were proposed in this pull request?
Currently the `AttributeReference.withMetadata` method have return type
`Attribute`, the rest of with methods in the `AttributeReference` return type
are `AttributeReference`, as the
[spark-25892](https://issues.apache.org/jira/browse/SPARK-25892?jql=project%20%3D%20SPARK%20AND%20component%20in%20(ML%2C%20PySpark%2C%20SQL))
mentioned.
This PR will change `AttributeReference.withMetadata` method's return type
from `Attribute` to `AttributeReference`.
## How was this patch tested?
Run all `sql/test,` `catalyst/test` and
`org.apache.spark.sql.execution.streaming.*`
Closes #22918 from kevinyu98/spark-25892.
Authored-by: Kevin Yu <q...@us.ibm.com>
Signed-off-by: Hyukjin Kwon <gurwls...@apache.org>
---
.../org/apache/spark/sql/catalyst/expressions/namedExpressions.scala | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala
b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala
index 131459b..7ebb171 100644
---
a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala
+++
b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala
@@ -311,7 +311,7 @@ case class AttributeReference(
}
}
- override def withMetadata(newMetadata: Metadata): Attribute = {
+ override def withMetadata(newMetadata: Metadata): AttributeReference = {
AttributeReference(name, dataType, nullable, newMetadata)(exprId,
qualifier)
}
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