Open industry specifications, models
and software for e-health
openEHR components

Query Languages (QUERY) Component - 1.0.0


Specification Description
STABLE AQL Query language based on archetype paths and pattern matching.


Release Date Description
Release 1.1.0 14-May-2021 Release notes
Release 1.0.1 26-Jul-2020 Release notes
Release 1.0.0 15-Nov-2017 Release notes

Work In Progress

Release Description
Latest Latest specifications of Query Languages (QUERY) Component | GitHub repo
Release 1.2.0 Issues | Changes

Computable Expressions

Resource Description
AqlLexer.g4 ANTLR4 lexer grammar for AQL.
AqlParser.g4 ANTLR4 parser grammar for AQL.