[GitHub] [spark] maropu commented on a change in pull request #25242: [SPARK-28497][SQL] Disallow upcasting complex data types to string type

maropu commented on a change in pull request #25242: [SPARK-28497][SQL] Disallow upcasting complex data types to string type URL: https://github.com/apache/spark/pull/25242#discussion_r307064357 ## File path: sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/encoders/Encode

[GitHub] [spark] maropu commented on a change in pull request #25242: [SPARK-28497][SQL] Disallow upcasting complex data types to string type

maropu commented on a change in pull request #25242: [SPARK-28497][SQL] Disallow upcasting complex data types to string type URL: https://github.com/apache/spark/pull/25242#discussion_r306846586 ## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cas

[GitHub] [spark] maropu commented on a change in pull request #25242: [SPARK-28497][SQL] Disallow upcasting complex data types to string type

maropu commented on a change in pull request #25242: [SPARK-28497][SQL] Disallow upcasting complex data types to string type URL: https://github.com/apache/spark/pull/25242#discussion_r306781065 ## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cas