Category Specification Organisation openEHR Type Standard Version QUERY 1.1.0 Access Open Status Active Created 2020 Updated Feb-21 Archetype Query Language (AQL) is a declarative query language developed specifically for expressing queries used for searching and retrieving the data found in archetype-based repositories. This document describes the syntax of the openEHR Archetype Query Language (AQL).Main sections:· Overview· AQL syntax description· Result structure· Writing AQL manually· AQL syntax specification Access Archetype Query Language (AQL) vQUERY 1.1.0 By accessing this content, you are leaving this website. The Agency takes no responsibility for the accuracy of content on the destination page.