## Profile Comparison between http://hl7.org/fhir/uv/cql/StructureDefinition/elm-json-library vs http://hl7.org/fhir/uv/cql/StructureDefinition/elm-json-library

Left: | ELM JSON Library (http://hl7.org/fhir/uv/cql/StructureDefinition/elm-json-library)
Right: | ELM JSON Library (http://hl7.org/fhir/uv/cql/StructureDefinition/elm-json-library)

### Messages

Error | StructureDefinition.version | Values for version differ: '2.0.0' vs '3.0.0-ballot'
Information | StructureDefinition.date | Values for date differ: '2025-07-08T14:47:11+00:00' vs '2026-08-14T03:31:27+10:00'
Information | Library.language | Example/preferred bindings differ at Library.language using binding from ELMJSONLibrary
Information | Library.content.language | Example/preferred bindings differ at Library.content.language using binding from ELMJSONLibrary

### Metadata

Name | Value | Comments
--- | --- | ---
abstract | false |
baseDefinition | http://hl7.org/fhir/StructureDefinition/Library |
copyright |  |
date | 2025-07-08T14:47:11+00:00 | 2026-08-14T03:31:27+10:00 | Values Differ
description | The ELM Library supports distributing a Clinical Quality Language (CQL) library compiled to Expression Logical Model (ELM) in JSON format |
experimental | false |
fhirVersion | 4.0.1 |
jurisdiction |  |
jurisdiction[0] | http://unstats.un.org/unsd/methods/m49/m49.htm#001 |
kind | resource |
name | ELMJSONLibrary |
publisher | HL7 International / Clinical Decision Support |
purpose |  |
status | active |
title | ELM JSON Library |
type | Library |
url | http://hl7.org/fhir/uv/cql/StructureDefinition/elm-json-library |
version | 2.0.0 | 3.0.0-ballot | Values Differ

### Structure

Name | L Flags | L Card. | L Type | L Description & Constraints | R Flags | R Card. | R Type | R Description & Constraints | Comments
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Library | C | 0..* | Library | Represents a library of quality improvement components Constraints: ejl-1 | C | 0..* | Library | Represents a library of quality improvement components Constraints: ejl-1 |
id | Σ | 0..1 | id | Logical id of this artifact | Σ | 0..1 | id | Logical id of this artifact |
meta | Σ | 0..1 | Meta | Metadata about the resource | Σ | 0..1 | Meta | Metadata about the resource |
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created | ?!Σ | 0..1 | uri | A set of rules under which this content was created |
language |  | 0..1 | code | Language of the resource content Binding: ?? (preferred): A human language.
Additional Bindings | Purpose
?? | Max Binding
|  | 0..1 | code | Language of the resource content Binding: ?? (preferred): A human language.
Additional Bindings | Purpose
?? | Max Binding
| Example/preferred bindings differ at Library.language using binding from ELMJSONLibrary
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements |
contained |  | 0..* | Resource | Contained, inline Resources |  | 0..* | Resource | Contained, inline Resources |
Slices for extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url |
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored | ?! | 0..* | Extension | Extensions that cannot be ignored |
url | Σ | 0..1 | uri | Canonical identifier for this library, represented as a URI (globally unique) | Σ | 0..1 | uri | Canonical identifier for this library, represented as a URI (globally unique) |
identifier | Σ | 0..* | Identifier | Additional identifier for the library | Σ | 0..* | Identifier | Additional identifier for the library |
version | Σ | 0..1 | string | Business version of the library | Σ | 0..1 | string | Business version of the library |
name | Σ C | 0..1 | string | Name for this library (computer friendly) | Σ C | 0..1 | string | Name for this library (computer friendly) |
title | Σ | 0..1 | string | Name for this library (human friendly) | Σ | 0..1 | string | Name for this library (human friendly) |
subtitle |  | 0..1 | string | Subordinate title of the library |  | 0..1 | string | Subordinate title of the library |
status | ?!Σ | 1..1 | code | draft | active | retired | unknown Binding: ?? (required): The lifecycle status of an artifact. | ?!Σ | 1..1 | code | draft | active | retired | unknown Binding: ?? (required): The lifecycle status of an artifact. |
experimental | Σ | 0..1 | boolean | For testing purposes, not real usage | Σ | 0..1 | boolean | For testing purposes, not real usage |
type | Σ | 1..1 | CodeableConcept | logic-library | model-definition | asset-collection | module-definition Binding: ?? (extensible): The type of knowledge asset this library contains. | Σ | 1..1 | CodeableConcept | logic-library | model-definition | asset-collection | module-definition Binding: ?? (extensible): The type of knowledge asset this library contains. |
subject[x] |  | 0..1 | CodeableConcept, Reference(Group) | Type of individual the library content is focused on Binding: ?? (extensible): The possible types of subjects for a library (E.g. Patient, Practitioner, Organization, Location, etc.). |  | 0..1 | CodeableConcept, Reference(Group) | Type of individual the library content is focused on Binding: ?? (extensible): The possible types of subjects for a library (E.g. Patient, Practitioner, Organization, Location, etc.). |
date | Σ | 0..1 | dateTime | Date last changed | Σ | 0..1 | dateTime | Date last changed |
publisher | Σ | 0..1 | string | Name of the publisher (organization or individual) | Σ | 0..1 | string | Name of the publisher (organization or individual) |
contact | Σ | 0..* | ContactDetail | Contact details for the publisher | Σ | 0..* | ContactDetail | Contact details for the publisher |
description | Σ | 0..1 | markdown | Natural language description of the library | Σ | 0..1 | markdown | Natural language description of the library |
useContext | Σ | 0..* | UsageContext | The context that the content is intended to support | Σ | 0..* | UsageContext | The context that the content is intended to support |
jurisdiction | Σ | 0..* | CodeableConcept | Intended jurisdiction for library (if applicable) Binding: ?? (extensible): Countries and regions within which this artifact is targeted for use. | Σ | 0..* | CodeableConcept | Intended jurisdiction for library (if applicable) Binding: ?? (extensible): Countries and regions within which this artifact is targeted for use. |
purpose |  | 0..1 | markdown | Why this library is defined |  | 0..1 | markdown | Why this library is defined |
usage |  | 0..1 | string | Describes the clinical usage of the library |  | 0..1 | string | Describes the clinical usage of the library |
copyright |  | 0..1 | markdown | Use and/or publishing restrictions |  | 0..1 | markdown | Use and/or publishing restrictions |
approvalDate |  | 0..1 | date | When the library was approved by publisher |  | 0..1 | date | When the library was approved by publisher |
lastReviewDate |  | 0..1 | date | When the library was last reviewed |  | 0..1 | date | When the library was last reviewed |
effectivePeriod | Σ | 0..1 | Period | When the library is expected to be used | Σ | 0..1 | Period | When the library is expected to be used |
topic |  | 0..* | CodeableConcept | E.g. Education, Treatment, Assessment, etc. Binding: ?? (example): High-level categorization of the definition, used for searching, sorting, and filtering. |  | 0..* | CodeableConcept | E.g. Education, Treatment, Assessment, etc. Binding: ?? (example): High-level categorization of the definition, used for searching, sorting, and filtering. |
author |  | 0..* | ContactDetail | Who authored the content |  | 0..* | ContactDetail | Who authored the content |
editor |  | 0..* | ContactDetail | Who edited the content |  | 0..* | ContactDetail | Who edited the content |
reviewer |  | 0..* | ContactDetail | Who reviewed the content |  | 0..* | ContactDetail | Who reviewed the content |
endorser |  | 0..* | ContactDetail | Who endorsed the content |  | 0..* | ContactDetail | Who endorsed the content |
relatedArtifact |  | 0..* | RelatedArtifact | Additional documentation, citations, etc. |  | 0..* | RelatedArtifact | Additional documentation, citations, etc. |
parameter |  | 0..* | ParameterDefinition | Parameters defined by the library |  | 0..* | ParameterDefinition | Parameters defined by the library |
dataRequirement |  | 0..* | DataRequirement | What data is referenced by this library |  | 0..* | DataRequirement | What data is referenced by this library |
content | S Σ C | 1..* | Attachment | Contents of the library, either embedded or referenced Constraints: ejl-2 | S Σ C | 1..* | Attachment | Contents of the library, either embedded or referenced Constraints: ejl-2 |
id |  | 0..1 | string | Unique id for inter-element referencing |  | 0..1 | string | Unique id for inter-element referencing |
Slices for extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url |
contentType | S Σ C | 1..1 | code | Mime type of the content, with charset etc. Binding: ?? (required): The mime type of an attachment. Any valid mime type is allowed. Example General: text/plain; charset=UTF-8, image/png | S Σ C | 1..1 | code | Mime type of the content, with charset etc. Binding: ?? (required): The mime type of an attachment. Any valid mime type is allowed. Example General: text/plain; charset=UTF-8, image/png |
language | Σ | 0..1 | code | Human language of the content (BCP-47) Binding: ?? (preferred): A human language.
Additional Bindings | Purpose
?? | Max Binding
Example General: en-AU | Σ | 0..1 | code | Human language of the content (BCP-47) Binding: ?? (preferred): A human language.
Additional Bindings | Purpose
?? | Max Binding
Example General: en-AU | Example/preferred bindings differ at Library.content.language using binding from ELMJSONLibrary
data | S C | 0..1 | base64Binary | Data inline, base64ed | S C | 0..1 | base64Binary | Data inline, base64ed |
url | S Σ C | 0..1 | url | Uri where the data can be found Example General: http://www.acme.com/logo-small.png | S Σ C | 0..1 | url | Uri where the data can be found Example General: http://www.acme.com/logo-small.png |
size | Σ | 0..1 | unsignedInt | Number of bytes of content (if url provided) | Σ | 0..1 | unsignedInt | Number of bytes of content (if url provided) |
hash | Σ | 0..1 | base64Binary | Hash of the data (sha-1, base64ed) | Σ | 0..1 | base64Binary | Hash of the data (sha-1, base64ed) |
title | Σ | 0..1 | string | Label to display in place of the data Example General: Official Corporate Logo | Σ | 0..1 | string | Label to display in place of the data Example General: Official Corporate Logo |
creation | Σ | 0..1 | dateTime | Date attachment was first created | Σ | 0..1 | dateTime | Date attachment was first created |
Documentation for this format