Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/18419#discussion_r123928964
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/SQLExecution.scala ---
@@ -118,4 +125,19 @@ object SQLExecution {
sc.setLocalProperty(SQLExecution.EXECUTION_ID_KEY, oldExecutionId)
}
}
+
+ /**
+ * Wrap an action which may have nested execution id. This method can be
used to run an execution
+ * inside another execution, e.g., `CacheTableCommand` need to call
`Dataset.collect`.
+ */
+ def ignoreNestedExecutionId[T](sparkSession: SparkSession)(body: => T):
T = {
--- End diff --
Although we ignore nested execution id, the job stages and metrics created
by the body here will still be recorded into the `SQLExecutionUIData` referred
by the current execution id. But looks it should be fine.
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