https://www.ibm.com/docs/en/idr/11.4.0?topic=mtrc-dmreassigntable-update-target-table-definition-3
dmreassigntable - Update target table definition
Use this command to update the definition of a target table in CDC Replication metadata after you change the definition of the target table in your database.
update targettabledefinition
https://www.ibm.com/docs/en/idr/11.4.0?topic=mtrc-dmreassigntable-update-target-table-definition-1
dmreassigntable - Update target table definition
Use this command to update the definition of a target table in CDC Replication metadata after you change the definition of the target table in your database.
update targettabledefinition