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[SPARK-50366][SQL] Isolate user-defined tags on thread level for SparkSession in Classic #48906

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[SPARK-50366][SQL] Isolate user-defined tags on thread level for SparkSession in Classic #48906

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f053100
isolate tags per thread
xupefei Nov 20, 2024
1e32020
doc
xupefei Nov 20, 2024
14268ee
address comments
xupefei Nov 20, 2024
0860827
Add interruptTag test
xupefei Nov 20, 2024
2c8419b
fix comment
xupefei Nov 21, 2024
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doc
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xupefei committed Nov 20, 2024
commit 1e320204b262025ead631cd9150ad4cbe2812e1a
4 changes: 3 additions & 1 deletion sql/core/src/main/scala/org/apache/spark/sql/SparkSession.scala
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Expand Up @@ -143,7 +143,9 @@ class SparkSession private(

/**
* A map to hold the mapping from user-defined tags to the real tags attached to Jobs.
* Real tag have the current session ID attached: `"tag1" -> s"spark-session-$sessionUUID-tag1"`.
* Real tag have the current session ID attached:
* tag1" -> s"spark-session-$sessionUUID-thread-$threadUuid-tag1
*
*/
@transient
private[sql] lazy val managedJobTags = new InheritableThreadLocal[mutable.Map[String, String]] {
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