Digital Cadastral DataBase (DCDB) is a computerised map

Map

A map is a visual representation of an area—a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes....

 or 'spatial' location

Location (geography)

The terms location and place in geography are used to identify a point or an area on the Earth's surface or elsewhere. The term 'location' generally implies a higher degree of can certainty than "place" which often has an ambiguous boundary relying more on human/social attributes of place identity...

 showing property

Property

Property is any physical or intangible entity that is owned by a person or jointly by a group of people or a legal entity like a corporation...

 boundaries normally in relation to adjoining and other close properties or parcels of land. Commonly used as a basic layer of data used in map based computer programs that gives an outline of the legal boundary of a property

Property

Property is any physical or intangible entity that is owned by a person or jointly by a group of people or a legal entity like a corporation...

. By using lines to represent an area, features such as rivers and roads can be shown in relation to where a property

Property

Property is any physical or intangible entity that is owned by a person or jointly by a group of people or a legal entity like a corporation...

is.