DANSK DS/EN ISO 19109 PDF

This International Standard defines rules for creating and documenting application schemas, including principles for the definition of features. The scope of this International Standard includes the following: -- conceptual modelling of features and their properties from a universe of discourse; -- definition of application schemas; -- use of the conceptual schema language for application schemas; -- transition from the concepts in the conceptual model to the data types in the application schema; -- integration of standardized schemas from other ISO geographic information standards with the application schema. The following are outside the scope: -- choice of one particular conceptual schema language for application schemas; -- definition of any particular application schema; -- representation of feature types and their properties in a feature catalogue; -- representation of metadata; -- rules for mapping one application schema to another; -- implementation of the application schema in a computer environment; -- computer system and application software design; -- programming.