POSC Specifications: Epicentre Version 3.0 Relational Implementation

VERTICAL_DATUM (VERTICAL_DATUM)

(DDL)

A set of fundamental elevations to which other earth based elevations or depths are referenced. These fundamental elevations are determined for a country or continent through measurements in a network of reference benchmarks which are connected to sea level.

Table is related to: data_collection_content, derived_interest_makeup, document_specification_part, @graphical_element, object_activity_involvement, technical_reference_alias, coordinate_system

Primary Key Constraint on: INSTANCE_S
Fully implemented Unique Constraint on: IDENTIFIER

Generated on Tue Jul 10 17:10:59 2001
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