Configure the REST-Framework-Version
You can change the value of the REST-Framework-Version request header, set to version 6 by default for Oracle ADF REST Resource services. The REST framework version determines functionality for accessing business objects.
To configure a specific REST-Framework-Version that overrides the default framework version:
Once you specify a framework version, it stays in effect until you manually change it again. Every request sent to any endpoint that belongs to this catalog includes the REST-Framework-Version header with the specified value. For details on framework versions, see About REST API Framework Versions.