[jira] [Assigned] (SPARK-42178) Handle remaining null string values in ui protobuf serializer and add tests

[ https://issues.apache.org/jira/browse/SPARK-42178?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-42178: Assignee: Gengliang Wang (was: Apache Spark) > Handle remaining null string values in

[jira] [Assigned] (SPARK-42178) Handle remaining null string values in ui protobuf serializer and add tests

[ https://issues.apache.org/jira/browse/SPARK-42178?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Apache Spark reassigned SPARK-42178: Assignee: Apache Spark (was: Gengliang Wang) > Handle remaining null string values in