POSC Specifications: Epicentre Version 3.0 | Logical Data Model |
The subtypes of Typical_facility have a uniqueness clause even though Typical_facility also has a uniqueness clause. Delete the redundant SI from the subtypes.
CHANGE ERP_typical_facility_sybtype ALTER ENTITY typical_receiver_element; UNIQUE DROP si; END_ENTITY; ALTER ENTITY typical_reference_point; UNIQUE DROP si; END_ENTITY; ALTER ENTITY typical_seismic_receiver; UNIQUE DROP si; END_ENTITY; ALTER ENTITY typical_seismic_source; UNIQUE DROP si; END_ENTITY; ALTER ENTITY typical_source_element; UNIQUE DROP si; END_ENTITY; END_CHANGE;