FHIR Extensions Pack
5.2.0-ballot - 5.2.0 Ballot - September 2024) International flag

FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 5.2.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions

Extension: Valueset Too Costly (Expansion Truncated)

Official URL: http://hl7.org/fhir/StructureDefinition/valueset-toocostly Version: 5.2.0-ballot
Standards status: Deprecated Maturity Level: 3 Responsible: HL7 International / Terminology Infrastructure Computable Name: VSTooCostly
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1189

Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment. Used in STU3 and earlier terminology services. The information it provides should be communicated with operation outcome code = too-costly by a terminology server based on a more recent FHIR version.

Context of Use

This extension may be used on the following element(s):

  • Element ID ValueSet.expansion

Usage info

Usage:

  • This Extension is not used by any profiles in this Implementation Guide

Changes since version 1.0.0:

  • The resource metadata has changed (publisher, description)
  • The data elements list has changed
  • One or more text definitions, invariants or bindings have changed

    • Formal Views of Extension Content

    Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

    This structure is derived from Extension

    Summary

    Simple Extension of type boolean: Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment. Used in STU3 and earlier terminology services. The information it provides should be communicated with operation outcome code = too-costly by a terminology server based on a more recent FHIR version.

    Maturity: 3

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension The expansion is incomplete because the full expansion is too large
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/valueset-toocostly"
    ... value[x] 1..1 boolean Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension The expansion is incomplete because the full expansion is too large
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/valueset-toocostly"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension of type boolean: Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment. Used in STU3 and earlier terminology services. The information it provides should be communicated with operation outcome code = too-costly by a terminology server based on a more recent FHIR version.

    Maturity: 3

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension The expansion is incomplete because the full expansion is too large
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/valueset-toocostly"
    ... value[x] 1..1 boolean Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..1 Extension The expansion is incomplete because the full expansion is too large
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/valueset-toocostly"

    doco Documentation for this format

     

    Other representations of profile: CSV, Excel, Schematron

    Constraints

    IdGradePath(s)DetailsRequirements
    ele-1error**ALL** elementsAll FHIR elements must have a @value or children
    : hasValue() or (children().count() > id.count())
    ext-1error**ALL** extensionsMust have either extensions or value[x], not both
    : extension.exists() != value.exists()

    Search Parameters for this Extension

    (none found)