asiunov closed pull request #23493: [MINOR] Follow up for SPARK-23936, fixed
description of "map_concat" function
URL: https://github.com/apache/spark/pull/23493
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diff --git
a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala
b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala
index 67f6739b1e18f..a609756f5e644 100644
---
a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala
+++
b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collectionOperations.scala
@@ -516,7 +516,7 @@ case class MapEntries(child: Expression) extends
UnaryExpression with ExpectsInp
examples = """
Examples:
> SELECT _FUNC_(map(1, 'a', 2, 'b'), map(2, 'c', 3, 'd'));
- {1:"a",2:"c",3:"d"}
+ {1:"a",2:"b",2:"c",3:"d"}
""", since = "2.4.0")
case class MapConcat(children: Seq[Expression]) extends
ComplexTypeMergingExpression {
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