cloud-fan commented on code in PR #53777:
URL: https://github.com/apache/spark/pull/53777#discussion_r2689449879
##########
sql/core/src/main/scala/org/apache/spark/sql/classic/SparkSession.scala:
##########
@@ -169,6 +175,13 @@ class SparkSession private(
| Session-related state |
* ----------------------- */
+ /**
+ * Track whether sessionState is currently being initialized. Used to
prevent recursive calls
+ * to sessionState.conf during initialization (e.g., from SQLConf.get).
+ */
+ @transient
+ private var sessionStateInitializing: Boolean = false
Review Comment:
why the default value is false? What happens if the session state has not
started to initialize but `SQLConf.get` is called somwhere?
##########
sql/core/src/main/scala/org/apache/spark/sql/classic/SparkSession.scala:
##########
@@ -169,6 +175,13 @@ class SparkSession private(
| Session-related state |
* ----------------------- */
+ /**
+ * Track whether sessionState is currently being initialized. Used to
prevent recursive calls
+ * to sessionState.conf during initialization (e.g., from SQLConf.get).
+ */
+ @transient
+ private var sessionStateInitializing: Boolean = false
Review Comment:
why the default value is false? What happens if the session state has not
started to initialize but `SQLConf.get` is called somewhere?
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