Description
HIVE-13389 used RegistryUtils.currentUser() to get the llap user name when generating LLAP splits. However it looks like this will return the client username, while we really want to get the hive/llap user.
HIVE-13389 used RegistryUtils.currentUser() to get the llap user name when generating LLAP splits. However it looks like this will return the client username, while we really want to get the hive/llap user.