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Specifications: Querying

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Specifications: Querying

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JQL

Rename CONTAINS() string function
SPECQUERY-36
Specify subsumption semantics for code matching in AQL paths
SPECQUERY-35
Add function which allows terminology matches agnostic or defining_code or mapping
SPECQUERY-34
Add support for NULL
SPECQUERY-33
Resolved issue: SPECQUERY-33
Add support for GROUP BY and HAVING
SPECQUERY-32
Move AQL examples to a new separate specification
SPECQUERY-31
Resolved issue: SPECQUERY-31
Upgrade grammar to ANTLR4
SPECQUERY-30
Resolved issue: SPECQUERY-30
Support for XOR operator
SPECQUERY-29
Resolved issue: SPECQUERY-29
Add support for built-in functions
SPECQUERY-28
Resolved issue: SPECQUERY-28
Add support for SELECT DISTINCT ...
SPECQUERY-27
Resolved issue: SPECQUERY-27
Support for querying across LINKs or references
SPECQUERY-26
Add support for aggregate functions (COUNT, SUM, etc)
SPECQUERY-25
Resolved issue: SPECQUERY-25
AQL query processor should ignore data with lifecycle_state = incomplete.
SPECQUERY-24
Improve introductory text
SPECQUERY-23
Resolved issue: SPECQUERY-23
Add support for proper terminology access to AQL
SPECQUERY-22
Clarify TIMEWINDOW semantics
SPECQUERY-21
Clarify major keyword documentation and semantics; remove TIMEWINDOW.
SPECQUERY-20
Resolved issue: SPECQUERY-20
Clarify use of terminology 'identified path'
SPECQUERY-19
Resolved issue: SPECQUERY-19
Add support for descendant paths
SPECQUERY-18
Support for LIKE operator
SPECQUERY-17
Resolved issue: SPECQUERY-17
Add support for LIMIT and OFFSET
SPECQUERY-16
Resolved issue: SPECQUERY-16
Add clarifications and fix typographical errors
SPECQUERY-15
Resolved issue: SPECQUERY-15
Correct typographical errors
SPECQUERY-14
Resolved issue: SPECQUERY-14
Describe how AQL works with openEHR demographic data
SPECQUERY-13
Improve terminology support
SPECQUERY-12
Add namespaces to AQL
SPECQUERY-11
Resolved issue: SPECQUERY-11
Add function support to AQL
SPECQUERY-10
Add description of cartesian product problem.
SPECQUERY-9
Improve readability and clean up text
SPECQUERY-8
Resolved issue: SPECQUERY-8
Add support for NOT CONTAINS
SPECQUERY-7
Resolved issue: SPECQUERY-7
Publish original AQL wiki page as formal specification.
SPECQUERY-6
Resolved issue: SPECQUERY-6
AQL functions for state of INSTRUCTION and ACTIVITY
SPECQUERY-5
Improve documentation of 'matches' operator
SPECQUERY-4
Resolved issue: SPECQUERY-4
Support for literals in SELECT clause
SPECQUERY-3
Resolved issue: SPECQUERY-3
Clarify the return structure of an AQL query
SPECQUERY-2
Resolved issue: SPECQUERY-2
Allow term codes to be used in openEHR path predicate shortcuts
SPECQUERY-1
Resolved issue: SPECQUERY-1

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