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  1. terminology: the URI schemes value;
  2. terminology service: the URI authority value, such as SNOMED-CT;
  3. terminology function name: the URI path, e.g. "hierarchy" is the function name in the example shown below;
  4. argument values required by the terminology functions: URI queries;

 terminologyThis is an example of a terminology URI:

terminology://Snomed-CT/hierarchy?rootConceptId=50043002
________/   ______/______/_________/ _____/
     |                       |                |                 |__________|
   scheme          authority       path               |   queries   |
     |                       |                |                 |                 |
Terminology  terminology  function      argument    argument
   URI            service                             name         value

AQL structure

Overview

AQL structure has been briefly introduced in Section 2.2. This section introduces AQL structure in details.

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