[jira] [Assigned] (SPARK-25362) Replace Spark Optional class with Java Optional
[ https://issues.apache.org/jira/browse/SPARK-25362?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-25362: Assignee: (was: Apache Spark) > Replace Spark Optional class with Java Optional > ---
[jira] [Assigned] (SPARK-25362) Replace Spark Optional class with Java Optional
[ https://issues.apache.org/jira/browse/SPARK-25362?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-25362: Assignee: Apache Spark > Replace Spark Optional class with Java Optional > --