This page is part of the FHIR Specification (v4.2.0: R5 Preview #1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3
FHIR Infrastructure Work Group | Maturity Level: N/A | Standards Status: Informative |
Raw XML (canonical form + also see XML Format Specification)
Definition for Code System XPathUsageType
<?xml version="1.0" encoding="UTF-8"?> <CodeSystem xmlns="http://hl7.org/fhir"> <id value="search-xpath-usage"/> <meta> <lastUpdated value="2019-12-31T21:03:40.621+11:00"/> </meta> <text> <status value="generated"/> <div xmlns="http://www.w3.org/1999/xhtml"> <h2> XPathUsageType</h2> <div> <p> How a search parameter relates to the set of elements returned by evaluating its xpath query.</p> </div> <p> This code system http://hl7.org/fhir/search-xpath-usage defines the following codes:</p> <table class="codes"> <tr> <td style="white-space:nowrap"> <b> Code</b> </td> <td> <b> Display</b> </td> <td> <b> Definition</b> </td> </tr> <tr> <td style="white-space:nowrap">normal <a name="search-xpath-usage-normal"> </a> </td> <td> Normal</td> <td> The search parameter is derived directly from the selected nodes based on the type definitions.</td> </tr> <tr> <td style="white-space:nowrap">phonetic <a name="search-xpath-usage-phonetic"> </a> </td> <td> Phonetic</td> <td> The search parameter is derived by a phonetic transform from the selected nodes.</td> </tr> <tr> <td style="white-space:nowrap">nearby <a name="search-xpath-usage-nearby"> </a> </td> <td> Nearby</td> <td> The search parameter is based on a spatial transform of the selected nodes.</td> </tr> <tr> <td style="white-space:nowrap">distance <a name="search-xpath-usage-distance"> </a> </td> <td> Distance</td> <td> The search parameter is based on a spatial transform of the selected nodes, using physical distance from the middle.</td> </tr> <tr> <td style="white-space:nowrap">other <a name="search-xpath-usage-other"> </a> </td> <td> Other</td> <td> The interpretation of the xpath statement is unknown (and can't be automated).</td> </tr> </table> </div> </text> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"> <valueCode value="fhir"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"> <valueCode value="trial-use"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"> <valueInteger value="3"/> </extension> <url value="http://hl7.org/fhir/search-xpath-usage"/> <identifier> <system value="urn:ietf:rfc:3986"/> <value value="urn:oid:2.16.840.1.113883.4.642.1.636"/> </identifier> <version value="4.2.0"/> <name value="XPathUsageType"/> <title value="XPathUsageType"/> <status value="draft"/> <experimental value="false"/> <date value="2019-12-31T21:03:40+11:00"/> <publisher value="HL7 (FHIR Project)"/> <contact> <telecom> <system value="url"/> <value value="http://hl7.org/fhir"/> </telecom> <telecom> <system value="email"/> <value value="fhir@lists.hl7.org"/> </telecom> </contact> <description value="How a search parameter relates to the set of elements returned by evaluating its xpath query."/> <caseSensitive value="true"/> <valueSet value="http://hl7.org/fhir/ValueSet/search-xpath-usage"/> <content value="complete"/> <concept> <code value="normal"/> <display value="Normal"/> <definition value="The search parameter is derived directly from the selected nodes based on the type definitions."/> </concept> <concept> <code value="phonetic"/> <display value="Phonetic"/> <definition value="The search parameter is derived by a phonetic transform from the selected nodes."/> </concept> <concept> <code value="nearby"/> <display value="Nearby"/> <definition value="The search parameter is based on a spatial transform of the selected nodes."/> </concept> <concept> <code value="distance"/> <display value="Distance"/> <definition value="The search parameter is based on a spatial transform of the selected nodes, using physical distance from the middle."/> </concept> <concept> <code value="other"/> <display value="Other"/> <definition value="The interpretation of the xpath statement is unknown (and can't be automated)."/> </concept> </CodeSystem>
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.