POSC Specifications: Epicentre Version 3.0 Relational Implementation

CREATE TABLE RING_COMPOSITION
(
DESCRIPTIONCHAR VARYING (2000),
EDGE_SCHAR VARYING (19) NOT NULL REFERENCES SPATIAL_OBJECT (INSTANCE_S),
INSTANCE_CREATE_DATETIMESTAMP ,
INSTANCE_CREATORCHAR VARYING (80),
INSTANCE_SCHAR VARYING (19) NOT NULL PRIMARY KEY,
LAST_UPDATEDTIMESTAMP ,
LAST_UPDATED_BYCHAR VARYING (80),
RING_SCHAR VARYING (19) NOT NULL REFERENCES SPATIAL_OBJECT (INSTANCE_S),
SOURCECHAR VARYING (80)
)
ALTER TABLE RING_COMPOSITION ADD (CONSTRAINT UNIQUE (RING_S, EDGE_S))


Generated on Tue Jul 10 19:44:16 2001
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