Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/23238#discussion_r239708569
--- Diff: docs/sql-migration-guide-upgrade.md ---
@@ -141,6 +141,8 @@ displayTitle: Spark SQL Upgrading Guide
- In Spark version 2.3 and
GitHub user seancxmao opened a pull request:
https://github.com/apache/spark/pull/23238
[SPARK-25132][SQL][FOLLOWUP] Add migration doc for case-insensitive field
resolution when reading from Parquet
## What changes were proposed in this pull request?
#22148 introduces a
