huaxingao commented on a change in pull request #30089:
URL: https://github.com/apache/spark/pull/30089#discussion_r510288823
##########
File path:
external/docker-integration-tests/src/test/scala/org/apache/spark/sql/jdbc/v2/V2JDBCTest.scala
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@@ -73,6 +73,53 @@ trait V2JDBCTest extends SharedSparkSession {
assert(msg.contains("Table not found"))
}
+ test("SPARK-33034: ALTER TABLE ... rename column") {
Review comment:
`MySQLIntegrationSuite` fails on this test. The docker image we have for
MySQL is 5.7.31. Seems MySQL 5.7 doesn't support syntax ```ALTER TABLE tbl_name
RENAME COLUMN old_col_name TO new_col_name``` but 8.0 does.
https://dev.mysql.com/doc/refman/5.7/en/alter-table.html
https://dev.mysql.com/doc/refman/8.0/en/alter-table.html
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