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[SPARK-23931][SQL][FOLLOW-UP] Make arrays_zip in function.scala @scala.annotation.varargs.

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## What changes were proposed in this pull request?

This is a follow-up pr of #21045 which added `arrays_zip`.
The `arrays_zip` in functions.scala should've been `scala.annotation.varargs`.

This pr makes it `scala.annotation.varargs`.

## How was this patch tested?

Existing tests.

Author: Takuya UESHIN <ueshin@databricks.com>

Closes #21630 from ueshin/issues/SPARK-23931/fup1.
This commit is contained in:
Takuya UESHIN 2018-06-24 23:56:47 -07:00 committed by Xiao Li
parent f596ebe4d3
commit 6e0596e263
1 changed files with 1 additions and 0 deletions
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sql/core/src/main/scala/org/apache/spark/sql/functions.scala
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@ -3539,6 +3539,7 @@ object functions {
* @group collection_funcs
* @since 2.4.0
*/
@scala.annotation.varargs
def arrays_zip(e: Column*): Column = withExpr { ArraysZip(e.map(_.expr)) }
//////////////////////////////////////////////////////////////////////////////////////////////