AQL- Archetype Query Language

The Archetype Query Language (AQL) is a proposed query specification for openEHR data developed by Ocean Informatics.

Contributors

Dr. Chunlan Ma
Heath Frankel
Thomas Beale

Proposal

Archetype Query Language Description

Grammars

It is possible for more than one grammar to support the same syntax. The following are the grammars currently available.

Grammar

Release

Maintainer

Description

License

Issues

'Original' AQL grammar

v0.6 (2009)

Ocean Informatics
contact: Chunlan Ma

Hand-built grammar.
In production use since 2009.


Contains some non left-recursive constructs, preventing direct use by LL parsers.

ANTlr AQL grammar

v0.0.28 (2012)

Marand, contact: Bostjan Lah

Built from 'Original' AQL grammar by Ocean Informatics

LGPL


References

Dynamic Generation of Archetype-Based User Interfaces for Queries on Electronic Health Record Databases
Shelly Sachdeva, Daigo Yaginuma, Wanming Chu, and Subhash Bhalla
Graduate Department of Computer and Information Systems, University of Aizu, Fukushima, Japan