cloud-fan commented on a change in pull request #23539: [SPARK-26617][SQL]
Cache manager locks
URL: https://github.com/apache/spark/pull/23539#discussion_r250037712
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/CacheManager.scala
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@@ -225,7 +244,7 @@ class CacheManager extends Logging {
* Tries to re-cache all the cache entries that contain `resourcePath` in
one or more
* `HadoopFsRelation` node(s) as part of its logical plan.
*/
- def recacheByPath(spark: SparkSession, resourcePath: String): Unit =
writeLock {
+ def recacheByPath(spark: SparkSession, resourcePath: String): Unit =
readLock {
Review comment:
do we need to use any lock here?
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