Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/19567#discussion_r147305034
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JdbcUtils.scala
---
@@ -456,8 +456,17 @@ object JdbcUtils extends Logging {
case StringType =>
(array: Object) =>
- array.asInstanceOf[Array[java.lang.String]]
- .map(UTF8String.fromString)
+ array match {
+ case _: Array[java.lang.String] =>
+ array.asInstanceOf[Array[java.lang.String]]
+ .map(UTF8String.fromString)
+ case _: Array[java.util.UUID] =>
+ array.asInstanceOf[Array[java.util.UUID]]
--- End diff --
Can this also be covered by the following `Array[java.lang.Object]`?
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