Issues
 | Add description of cartesian product problem. | Unassigned | Thomas Beale |  | Unresolved | Nov 7, 2018 | May 23, 2021 | ||||
| Improve terminology support | Unassigned | Thomas Beale | | Unresolved | Nov 7, 2018 | May 14, 2021 | Dec 14, 2020 | |||
| Add function which allows terminology matches agnostic or defining_code or mapping | Unassigned | Ian McNicoll |  | Unresolved | Mar 22, 2021 | Mar 22, 2021 | ||||
| Allow term codes to be used in openEHR path predicate shortcuts | Unassigned | Thomas Beale | | Done | Mar 13, 2008 | Mar 10, 2021 | Feb 1, 2021 | |||
| Add support for NULL | Unassigned | Sebastian Iancu |  | Done | Jan 11, 2021 | Mar 10, 2021 | Feb 1, 2021 | |||
| Upgrade grammar to ANTLR4 | Unassigned | Sebastian Iancu | | Done | Nov 6, 2020 | Mar 10, 2021 | Dec 31, 2020 | |||
| Improve readability and clean up text | Unassigned | Thomas Beale | | Done | Nov 7, 2018 | Mar 10, 2021 | Nov 30, 2020 | |||
| Move AQL examples to a new separate specification | Unassigned | Sebastian Iancu | | Done | Nov 9, 2020 | Mar 9, 2021 | Nov 16, 2020 | |||
| Add support for aggregate functions (COUNT, SUM, etc) | Unassigned | Sebastian Iancu | | Done | Sep 24, 2020 | Mar 5, 2021 | Oct 30, 2020 | |||
| Add support for built-in functions | Unassigned | Sebastian Iancu | | Done | Oct 26, 2020 | Mar 5, 2021 | Dec 14, 2020 | |||
| Add support for SELECT DISTINCT ... | Unassigned | Sebastian Iancu | | Done | Oct 26, 2020 | Mar 5, 2021 | Jan 11, 2021 | |||
| Support for LIKE operator | Unassigned | Sebastian Iancu | | Done | Feb 6, 2020 | Mar 5, 2021 | Oct 30, 2020 | |||
| Add support for LIMIT and OFFSET | Unassigned | Sebastian Iancu | | Done | Feb 6, 2020 | Mar 5, 2021 | Oct 26, 2020 | |||
| Add support for NOT CONTAINS | Unassigned | Thomas Beale | | Done | Nov 20, 2017 | Mar 5, 2021 | Dec 14, 2020 | |||
| Support for literals in SELECT clause | Unassigned | Diego Bosca |  | Done | Aug 10, 2015 | Mar 5, 2021 | Dec 14, 2020 | |||
| AQL query processor should ignore data with lifecycle_state = incomplete. | Unassigned | Thomas Beale |  | Unresolved | Jun 15, 2020 | Jan 25, 2021 | ||||
| AQL functions for state of INSTRUCTION and ACTIVITY | Unassigned | Bjørn Næss | | Unresolved | Feb 16, 2016 | Jan 10, 2021 | ||||
| Support for querying across LINKs or references | Unassigned | Sebastian Iancu | | Unresolved | Oct 5, 2020 | Dec 12, 2020 | ||||
| Add support for GROUP BY and HAVING | Unassigned | Sebastian Iancu | | Unresolved | Dec 7, 2020 | Dec 7, 2020 | ||||
| Clarify TIMEWINDOW semantics | Unassigned | Thomas Beale | | Unresolved | Feb 14, 2020 | Dec 7, 2020 | Apr 30, 2020 | |||
| Describe how AQL works with openEHR demographic data | Unassigned | Thomas Beale | | Unresolved | Nov 7, 2018 | Dec 7, 2020 | ||||
| Support for XOR operator | Unassigned | Sebastian Iancu | | Won't Do | Nov 6, 2020 | Nov 17, 2020 | ||||
| Clarify major keyword documentation and semantics; remove TIMEWINDOW. | Unassigned | Thomas Beale | | Done | Feb 14, 2020 | Oct 26, 2020 | Feb 29, 2020 | |||
| Add support for descendant paths | Unassigned | Seref Arikan | | Unresolved | Feb 7, 2020 | Aug 10, 2020 | ||||
| Improve introductory text | Unassigned | Thomas Beale | | Done | Apr 15, 2020 | Jul 24, 2020 | Apr 30, 2020 | |||
| Clarify use of terminology 'identified path' | Unassigned | Thomas Beale | | Done | Feb 14, 2020 | Jul 24, 2020 | Apr 30, 2020 | |||
| Improve documentation of 'matches' operator | Unassigned | Bjørn Næss | | Done | Jan 5, 2016 | Jul 24, 2020 | Apr 30, 2020 | |||
 | Clarify the return structure of an AQL query | Unassigned | Diego Bosca | | Done | Aug 10, 2015 | Jul 24, 2020 | Apr 30, 2020 | |||
| Correct typographical errors | Unassigned | Sebastian Iancu | | Done | Sep 26, 2019 | Jun 10, 2020 | Apr 30, 2020 | |||
| Add clarifications and fix typographical errors | Unassigned | Thomas Beale | | Done | Nov 12, 2019 | Jun 10, 2020 | Apr 30, 2020 | |||
| Add support for proper terminology access to AQL | Unassigned | Thomas Beale | | Unresolved | Mar 26, 2020 | Mar 26, 2020 | ||||
| Add function support to AQL | Unassigned | Thomas Beale | | Unresolved | Nov 7, 2018 | Feb 14, 2020 | ||||
| Add namespaces to AQL | Unassigned | Thomas Beale | | Won't Do | Nov 7, 2018 | Nov 29, 2019 | ||||
 | Publish original AQL wiki page as formal specification. | Unassigned | Thomas Beale | | Done | Oct 19, 2017 | Nov 15, 2017 | Oct 27, 2017 |
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