Clinical Quality Language Specification
2.0.0-ballot - R2 STU 1 (Ballot)

This page is part of the Clinical Quality Language Specification (v2.0.0-ballot: R2 STU 1) based on FHIR (HL7® FHIR® Standard) R4. This version is a pre-release. The current official version is 1.5.3. For a full list of available versions, see the Directory of published versions

: CQL Message Category Codes - JSON Representation

Page standards status: Trial-use Maturity Level: 2

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{
  "resourceType" : "CodeSystem",
  "id" : "cql-message-category-codes",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem cql-message-category-codes</b></p><a name=\"cql-message-category-codes\"> </a><a name=\"hccql-message-category-codes\"> </a><p>This case-sensitive code system <code>http://cql.hl7.org/CodeSystem/cql-message-category-codes</code> defines the following codes in a Is-A hierarchy:</p><table class=\"codes\"><tr><td><b>Lvl</b></td><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td>1</td><td style=\"white-space:nowrap\">compile-time<a name=\"cql-message-category-codes-compile-time\"> </a></td><td>Compile-Time</td><td>The message is associated with compile-time (or authoring) processing, such as a lexical, syntactic, or semantic error.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\">\u00a0\u00a0lexical<a name=\"cql-message-category-codes-lexical\"> </a></td><td>Lexical</td><td>The message is associated with lexical processing, such as an invalid token.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\">\u00a0\u00a0syntax<a name=\"cql-message-category-codes-syntax\"> </a></td><td>Syntax</td><td>The message is associated with syntactic processing of CQL, such as an unexpected keyword.</td></tr><tr><td>2</td><td style=\"white-space:nowrap\">\u00a0\u00a0semantic<a name=\"cql-message-category-codes-semantic\"> </a></td><td>Semantic</td><td>The message is associated with semantic processing of CQL, such as an unresolvable function call.</td></tr><tr><td>1</td><td style=\"white-space:nowrap\">run-time<a name=\"cql-message-category-codes-run-time\"> </a></td><td>Run-Time</td><td>The message is associated with run-time (or evaluation) processing of CQL, such as a duplicate value.</td></tr></table></div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "cds"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 2
    }
  ],
  "url" : "http://cql.hl7.org/CodeSystem/cql-message-category-codes",
  "version" : "2.0.0-ballot",
  "name" : "CQLMessageCategoryCodes",
  "title" : "CQL Message Category Codes",
  "status" : "active",
  "experimental" : false,
  "date" : "2025-08-09T08:02:05+10:00",
  "publisher" : "Clinical Decision Support WG",
  "contact" : [
    {
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/dss/index.cfm"
        }
      ]
    }
  ],
  "description" : "Codes for categorization of messages returned by applications that process Clinical Quality Language, whether as part of authoring or evaluating.",
  "caseSensitive" : true,
  "valueSet" : "http://cql.hl7.org/ValueSet/cql-message-category",
  "hierarchyMeaning" : "is-a",
  "content" : "complete",
  "concept" : [
    {
      "code" : "compile-time",
      "display" : "Compile-Time",
      "definition" : "The message is associated with compile-time (or authoring) processing, such as a lexical, syntactic, or semantic error.",
      "concept" : [
        {
          "code" : "lexical",
          "display" : "Lexical",
          "definition" : "The message is associated with lexical processing, such as an invalid token."
        },
        {
          "code" : "syntax",
          "display" : "Syntax",
          "definition" : "The message is associated with syntactic processing of CQL, such as an unexpected keyword."
        },
        {
          "code" : "semantic",
          "display" : "Semantic",
          "definition" : "The message is associated with semantic processing of CQL, such as an unresolvable function call."
        }
      ]
    },
    {
      "code" : "run-time",
      "display" : "Run-Time",
      "definition" : "The message is associated with run-time (or evaluation) processing of CQL, such as a duplicate value."
    }
  ]
}