Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/20067#discussion_r158657480
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
---
@@ -2760,6 +2760,17 @@ class SQLQuerySuite extends QueryTest with
SharedSQLContext {
}
}
+ test("SPARK-22894: DateTimeOperations should accept SQL like string
type") {
+ val date = "2017-12-24"
+ val str = sql(s"SELECT CAST('$date' as STRING) + interval 2 months 2
seconds")
--- End diff --
I saw the original PR
https://github.com/apache/spark/pull/7754/files#r35821191
Maybe the SQL API should support it since we do support it in DataFrame
APIs.
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