Feature types
This section describes the features which make up OS MasterMap Network - Water Layer. The attributes associated with these feature types are listed below along with a brief description of their data properties.
Feature type attribute information
Name and Definition
The name of the attribute and what it is describing.
Data type
The nature of the attribute, for example a numeric value or a code list value.
Multiplicity
Describes how many times this element is expected to be populated in the data. An attribute may be optional or mandatory within the product. These are denoted by:
‘1’ – there must be a value.
‘0..1’ – population is optional but a maximum of one attribute will be returned These values may be used in combination.
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