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About the AQL category
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0
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488
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30 April 2020
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Usage of Aliases in WHERE clause
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14
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2929
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2 December 2024
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How to query for compositions where fields are not null
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5
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96
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25 October 2024
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Issue with CONTAINS() string function in AQL
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0
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22
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23 September 2024
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Questions on AQL CONTAINS formalism
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7
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117
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12 September 2024
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The challenge of querying different levels of data at the same time
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6
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39
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10 September 2024
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AQL - Querying observations of various types in compositions
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4
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41
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2 September 2024
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Query information stored in a link
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1
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31
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23 August 2024
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AQL for getting a list of deleted compositions
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11
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98
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5 August 2024
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AQL query using function SUBSTRING
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5
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103
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1 July 2024
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AQL formalism
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4
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76
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25 June 2024
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Improve AQL to simplifying the querying of terms
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21
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303
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17 April 2024
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Where do you keep the AQL's ?
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19
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343
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15 April 2024
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Better AQL : Selecting Data from "any event"
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6
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268
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6 March 2024
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AQL , DATE(TIME) and WHERE
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34
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1479
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19 September 2023
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AQL: querying data from several archetypes
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9
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737
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9 September 2023
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AQL - the simplest possible question?
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34
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1434
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7 September 2023
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Using aggregate function: count() in where clause
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2
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435
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11 June 2023
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Formatting AQL in new topics
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7
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664
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7 May 2023
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How to use LIKE in AQL?
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6
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1358
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28 April 2023
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Querying more than one template (JOIN)
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12
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591
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27 March 2023
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AQL and ADL syntax highlighting in Discourse
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0
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542
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3 February 2023
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AQL fetch issue when Two different templates has same archetype in version 23
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11
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569
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20 January 2023
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Querying composer's identifiers for where condition
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3
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500
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7 January 2023
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AQL to retrieving data for an element with cardinality 0..*
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50
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1286
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6 December 2022
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AQL: Support to join two composition on ehrid
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3
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479
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28 November 2022
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Differences between EHRBase and Better platform
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0
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564
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1 November 2022
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Why use AQL instead of SQL in openEHR?
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7
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1473
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17 June 2022
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AQL querying on ISM and Careflow Steps
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3
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528
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27 May 2022
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Using matches operator in AQL
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1
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551
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26 April 2022
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