Feature types

This section describes the features (one for CSV and GeoPackage, and two for GML) which make up the AddressBase Premium Islands product, giving the following information about each attribute:

AddressBase Premium Islands feature type attributes

Name and Definition

The name of the attribute and what it is describing.

Condition

A condition associated with this attribute (optional).

Attribute 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.

AddressBase Premium Islands feature types

• Street – (Type 11 Record)

• BLPU – (Type 21 Record)

• AddressBase supply set

• Feature with lifecycle