Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/13990#discussion_r69774779
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypeCreator.scala
---
@@ -393,3 +393,80 @@ case class CreateNamedStructUnsafe(children:
Seq[Expression]) extends Expression
override def prettyName: String = "named_struct_unsafe"
}
+
+/**
+ * Creates a map after splitting the input text into key/value pairs using
delimeters
+ */
+@ExpressionDescription(
+ usage = """_FUNC_(text[, pairDelim, keyValueDelim]) - Creates a map
after splitting the text into
+ key/value pairs using delimiters.
+ Default delimiters are ',' for pairDelim and ':' for keyValueDelim.""",
+ extended = """ > SELECT _FUNC_('a:1,b:2,c:3',',',':');\n
map("a":"1","b":"2","c":"3") """)
--- End diff --
`\n` does not work in `"""`. For this, we can replace `"""` into `"`.
BTW, if you're not sure how to check this, you can do the followings.
```
$ bin/spark-sql
spark-sql> desc function extended str_to_map;
```
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