The Stream operator supports enhanced LOB functionality in TPT script mode.
The operator does not support enhanced LOB functionality in TPT API mode.
When the TPT job has one or more LOBs (inline or deferred, regardless of the schema size), the Stream operator can use up to 7 MB message size for sending data to the database. The database has a limit of 7 MB message size for such jobs.
For more information, see Enhanced LOB Support.