POSC Specifications: Epicentre Version 3.0 Relational Implementation

CREATE TABLE SEISMIC_HEADER_STATION_USAGE
(
DESCRIPTIONCHAR VARYING (2000),
INSTANCE_CREATE_DATETIMESTAMP ,
INSTANCE_CREATORCHAR VARYING (80),
INSTANCE_SCHAR VARYING (19) NOT NULL PRIMARY KEY,
LAST_UPDATEDTIMESTAMP ,
LAST_UPDATED_BYCHAR VARYING (80),
SEISMIC_GEOMETRY_SET_SCHAR VARYING (19) NOT NULL REFERENCES GEOPHYSICAL_GEOMETRY_SET (INSTANCE_S),
SEISMIC_HEADER_SCHAR VARYING (19) NOT NULL REFERENCES SEISMIC_HEADER (INSTANCE_S),
SOURCECHAR VARYING (80)
)
ALTER TABLE SEISMIC_HEADER_STATION_USAGE ADD (CONSTRAINT UNIQUE (SEISMIC_GEOMETRY_SET_S, SEISMIC_HEADER_S))


Generated on Tue Jul 10 19:45:02 2001
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