This page is part of the FHIR Specification (v4.3.0-snapshot1: Release 4B Snapshot #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

• Content
• Detailed Descriptions
• Mappings
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Extension: toocostly

URL for this extension:

http://hl7.org/fhir/StructureDefinition/valueset-toocostly

Status: draft. Extension maintained by: HL7

Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment.

Comment:

Typically, servers will limit expansion to a number like 10000 codes.

Context of Use: Use on Element ID ValueSet.expansion

Extension Content

• Summary
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Summary

Name	Flags	Card.	Type	Description & Constraints
toocostly		0..1	boolean	URL = http://hl7.org/fhir/StructureDefinition/valueset-toocostly toocostly: Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment. Use on Element ID ValueSet.expansion
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/valueset-toocostly toocostly: Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment. Use on Element ID ValueSet.expansion
Slices for extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/valueset-toocostly"
value[x]		1..1	boolean	Value of extension
Documentation for this format

XML Template

<!-- toocostly -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/valueset-toocostly" >
  <!-- from Element: extension -->
 <valueBoolean value="[boolean]"/><!--  1..1 Value of extension -->
</extension>

JSON Template

{ // toocostly
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/valueset-toocostly", // R! 
    "valueBoolean" : <boolean> // C? R! Value of extension
  }

Summary

Name	Flags	Card.	Type	Description & Constraints
toocostly		0..1	boolean	URL = http://hl7.org/fhir/StructureDefinition/valueset-toocostly toocostly: Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment. Use on Element ID ValueSet.expansion
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = http://hl7.org/fhir/StructureDefinition/valueset-toocostly toocostly: Marks that the expansion is incomplete, because the full value set is too large to represent, and the client asked for an incomplete fragment. Use on Element ID ValueSet.expansion
Slices for extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/valueset-toocostly"
value[x]		1..1	boolean	Value of extension
Documentation for this format

XML Template

<!-- toocostly -->

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/valueset-toocostly" >
  <!-- from Element: extension -->
 <valueBoolean value="[boolean]"/><!--  1..1 Value of extension -->
</extension>

JSON Template

{ // toocostly
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/valueset-toocostly", // R! 
    "valueBoolean" : <boolean> // C? R! Value of extension
  }

Constraints

• ele-1: All FHIR elements must have a @value or children unless an empty Parameters resource (xpath: @value|f:*|h:div|self::f:Parameters)
• ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]))
• ele-1: On Extension.extension: All FHIR elements must have a @value or children (xpath on Extension.extension: @value|f:*|h:div)
• ext-1: On Extension.extension: Must have either extensions or value[x], not both (xpath on Extension.extension: exists(f:extension)!=exists(f:*[starts-with(local-name(.), "value")]))
• ele-1: On Extension.value[x]: All FHIR elements must have a @value or children (xpath on Extension.value[x]: @value|f:*|h:div)