Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/13156#discussion_r63760124 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/internal/SessionState.scala --- @@ -163,6 +163,9 @@ private[sql] class SessionState(sparkSession: SparkSession) { def executePlan(plan: LogicalPlan): QueryExecution = new QueryExecution(sparkSession, plan) def refreshTable(tableName: String): Unit = { + // Different from SparkSession.catalog.refreshTable, this API only refreshes the metadata. + // It does not reload the cached data. That means, if this table is cached as + // an InMemoryRelation, we do not refresh the cached data. --- End diff -- Let me know if we need to remove the API `refreshTable` in `SessionState`. So far, it is not being used by any test case. Thanks!
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