The documentation portal is undergoing maintenance. During this period, you can't create any new user credentials. If you do, you'll need to recreate the user credential after the maintenance period ends.
Effective in version 10.2.2 Service Pack 1, you can select the cluster default as the storage format for a mass ingestion specification that ingests data to a Hive target. If you select the cluster default, the specification uses the default storage format on the Hadoop cluster.
Previously, the specification used the default storage format on the cluster when you selected the text storage format. In 10.2.2 Service Pack 1, selecting the text storage format ingests data to a standard text file.