wangyum commented on a change in pull request #22721:
URL: https://github.com/apache/spark/pull/22721#discussion_r554667173
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/CommandUtils.scala
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@@ -50,6 +50,9 @@ object CommandUtils extends Logging {
catalog.alterTableStats(table.identifier, Some(newStats))
} else if (table.stats.nonEmpty) {
catalog.alterTableStats(table.identifier, None)
+ } else {
+ // In other cases, we still need to invalidate the table relation cache.
Review comment:
Not all commands have refresh table logic, such as
`AlterTableSetLocationCommand`:
https://github.com/apache/spark/blob/b77d11dfd942ee2164dde2f5c25c6aaed65c444c/sql/core/src/main/scala/org/apache/spark/sql/execution/command/ddl.scala#L836-L837
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