[GitHub] [spark] cloud-fan commented on a change in pull request #30025: [SPARK-33095][SQL] Support ALTER TABLE in JDBC v2 Table Catalog: add, update type and nullability of columns (MySQL dialect)

cloud-fan commented on a change in pull request #30025: URL: https://github.com/apache/spark/pull/30025#discussion_r509878979 ## File path: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/jdbc/JDBCTableCatalog.scala ## @@ -139,7 +139,10 @@ class

[GitHub] [spark] cloud-fan commented on a change in pull request #30025: [SPARK-33095][SQL] Support ALTER TABLE in JDBC v2 Table Catalog: add, update type and nullability of columns (MySQL dialect)

cloud-fan commented on a change in pull request #30025: URL: https://github.com/apache/spark/pull/30025#discussion_r506106800 ## File path: sql/core/src/main/scala/org/apache/spark/sql/jdbc/MySQLDialect.scala ## @@ -48,4 +48,26 @@ private case object MySQLDialect extends