2. The method according to claim 1 , wherein a plurality of the data field definitions of the data component is shared between the at least one message component and the at least one data component as represented by the mapping.
2. The method according to claim 1 , wherein a plurality of the data field definitions of the data component is shared between the at least one message component and the at least one data component as represented by the mapping. 14. The method according to claim 2 , wherein the unique identifier is a composite key.