aokolnychyi commented on code in PR #54427:
URL: https://github.com/apache/spark/pull/54427#discussion_r2842817031
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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Strategy.scala:
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@@ -579,7 +579,11 @@ class DataSourceV2Strategy(session: SparkSession) extends
Strategy with Predicat
val table = a.table.asInstanceOf[ResolvedTable]
ResolveTableConstraints.validateCatalogForTableChange(
a.changes, table.catalog, table.identifier)
- AlterTableExec(table.catalog, table.identifier, a.changes) :: Nil
+ AlterTableExec(
+ table.catalog,
+ table.identifier,
+ a.changes,
+ recacheTable(table, includeTimeTravel = false)) :: Nil
Review Comment:
The problem is that the old behavior breaks correctness. What if someone
modified a comment or a property and does SHOW TABLE and doesn't see the
changes because the cache wasn't invalidated?
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