Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/1272#discussion_r14391912
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/SQLConf.scala ---
@@ -50,11 +50,10 @@ trait SQLConf {
/** ********************** SQLConf functionality methods ************ */
@transient
- private val settings = java.util.Collections.synchronizedMap(
- new java.util.HashMap[String, String]())
+ private val settings = new
java.util.concurrent.ConcurrentHashMap[String, String]()
def set(props: Properties): Unit = {
- props.asScala.foreach { case (k, v) => this.settings.put(k, v) }
+ props.asScala.foreach { case (k, v) => this.settings.put(k, v) }
--- End diff --
can you reset the change
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