dba_streams_unsupported

This view displays information about the tables in the database that are not supported by Streams in this release of the Oracle Database. Especially before schema level replication is used, ensure that there are not any tables that have unsupported features for Streams. The contents of this view will indicate why a particular table is an unsupported one.

select * from DBA_STREAMS_UNSUPPORTED where owner like 'NY%'
/

OWNER    TABLE_NAME           REASON                         AUT
-------- -------------------- ------------------------------ ---
NY4      HIST_UPD             column with user-defined type  NO
NY4      HIST_UPD_NEW_NTABLE  column with user-defined type  NO
NY4      HIST_UPD_OLD_NTABLE  column with user-defined type  NO
NY4      LIST_ROW_LCRS        column with user-defined type  NO
NY4      LOG_ERRORS           column with user-defined type  NO
NY4      NEW_VALUES_NTAB      column with user-defined type  NO
NY4      OLD_VALUES_NTAB      column with user-defined type  NO

7 rows selected.

dba_streams_newly_supported

This view displays information about the tables in the database that are newly supported by Streams.

dba_type_attrs

This view describes the attributes of the object types defined in the database.  The following SQL statement shows details from dba_type_attrs.