POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
RESERVOIR_DRAINAGE_FEATURE
(* Local *)
SUBTYPE OF
(
reservoir_part
);
well :
OPTIONAL
well
;
well_completion :
OPTIONAL
well_completion
;
well_pattern :
OPTIONAL
well_pattern
;
UNIQUE
si:
reservoir_part
.reservoir, well_completion, well, well_pattern;
WHERE
mse: EXISTS(well) XOR (EXISTS(well_completion) XOR EXISTS(well_pattern));
END_ENTITY
; (* reservoir_drainage_feature *)
Generated on Tue Jul 10 19:39:00 2001
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