POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
WELL_LOG_TRACE
SUBTYPE OF
(
data_trace
);
earth_feature :
OPTIONAL
earth_feature
;
kind :
well_log_trace_class
;
trace_mnemonic :
OPTIONAL
well_log_trace_mnemonic
;
wellbore :
OPTIONAL
wellbore
;
INVERSE
trace_classification :
SET [0:?] OF
well_log_trace_classification
FOR
well_log_trace;
UNIQUE
si:
data_trace
.identifier, wellbore, earth_feature, kind,
data_trace
.naming_system,
process_data
.activity;
END_ENTITY
; (* well_log_trace *)
Generated on Tue Jul 10 19:39:19 2001
© Copyright 2001 POSC. All rights reserved.