{
  "description": "Data types allowed to be used for search parameters.",
  "_filename": "CodeSystem-search-param-type.json",
  "package_name": "hl7.fhir.r6.core",
  "date": "2025-04-01T12:16:37+11:00",
  "meta": {
    "lastUpdated": "2025-04-01T12:16:37.966+11:00"
  },
  "publisher": "HL7 International / FHIR Infrastructure",
  "jurisdiction": [ {
    "coding": [ {
      "code": "001",
      "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "display": "World"
    } ]
  } ],
  "content": "complete",
  "name": "SearchParamType",
  "type": null,
  "experimental": "false",
  "resourceType": "CodeSystem",
  "title": "SearchParamType",
  "package_version": "6.0.0-ballot3",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "fhir"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "normative"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version",
    "valueCode": "4.0.0"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 5
  } ],
  "status": "active",
  "id": "de60001e-df8f-4c5b-abf1-880f94ee0ad3",
  "valueSet": "http://hl7.org/fhir/ValueSet/search-param-type",
  "kind": null,
  "url": "http://hl7.org/fhir/search-param-type",
  "identifier": [ {
    "value": "urn:oid:2.16.840.1.113883.4.642.4.12",
    "system": "urn:ietf:rfc:3986"
  } ],
  "concept": [ {
    "code": "number",
    "display": "Number",
    "definition": "Search parameter SHALL be a number (a whole number, or a decimal)."
  }, {
    "code": "date",
    "display": "Date/DateTime",
    "definition": "Search parameter is on a date/time. The date format is the standard XML format, though other formats may be supported."
  }, {
    "code": "string",
    "display": "String",
    "definition": "Search parameter is a simple string, like a name part. Search is case-insensitive and accent-insensitive. May match just the start of a string. String parameters may contain spaces."
  }, {
    "code": "token",
    "display": "Token",
    "definition": "Search parameter on a coded element or identifier. May be used to search through the text, display, code and code/codesystem (for codes) and label, system and key (for identifier). Its value is either a string or a pair of namespace and value, separated by a \"|\", depending on the modifier used."
  }, {
    "code": "reference",
    "display": "Reference",
    "definition": "A reference to another resource (Reference or canonical)."
  }, {
    "code": "composite",
    "display": "Composite",
    "definition": "A composite search parameter that combines a search on two values together."
  }, {
    "code": "quantity",
    "display": "Quantity",
    "definition": "A search parameter that searches on a quantity."
  }, {
    "code": "uri",
    "display": "URI",
    "definition": "A search parameter that searches on a URI (RFC 3986)."
  }, {
    "code": "special",
    "display": "Special",
    "definition": "Special logic applies to this parameter per the description of the search parameter."
  }, {
    "code": "resource",
    "display": "Resource",
    "definition": "A search parameter defined to chain through into embedded resources."
  } ],
  "caseSensitive": true,
  "version": "6.0.0-ballot3",
  "contact": [ {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/fiwg",
      "system": "url"
    } ]
  } ]
}