POSC Specifications: Epicentre Version 3.0 Relational Implementation

CREATE TABLE EARTH_MODEL_COMPOSITION
(
DESCRIPTIONCHAR VARYING (2000),
EARTH_MODEL_SCHAR VARYING (19) NOT NULL REFERENCES EARTH_MODEL (INSTANCE_S),
INSTANCE_CREATE_DATETIMESTAMP ,
INSTANCE_CREATORCHAR VARYING (80),
INSTANCE_SCHAR VARYING (19) NOT NULL PRIMARY KEY,
LAST_UPDATEDTIMESTAMP ,
LAST_UPDATED_BYCHAR VARYING (80),
SOURCECHAR VARYING (80),
SPATIAL_OBJECT_SCHAR VARYING (19) NOT NULL REFERENCES SPATIAL_OBJECT (INSTANCE_S)
)
ALTER TABLE EARTH_MODEL_COMPOSITION ADD (CONSTRAINT UNIQUE (SPATIAL_OBJECT_S, EARTH_MODEL_S))


Generated on Tue Jul 10 19:40:11 2001
© Copyright 2001 POSC. All rights reserved.