{ "description" : "Extension used by a server to indicate to a client when the members in a dynamic group were last updated. For example, the following extension would indicate that the group members were last updated January 1st 2024:\\n```\\n\\\"Extension\\\" : [{\\n \\\"url\\\" : \\\"http://hl7.org/fhir/uv/bulkdata/StructureDefinition/members-refreshed\\\",\\n \\\"valueDateTime\\\": \\\"2024-01-01T13:28:17-05:00\\\"\\n}]\\n```", "_filename": "StructureDefinition-members-refreshed.json", "package_name": "hl7.fhir.uv.bulkdata", "date": "2025-08-04T20:07:54+00:00", "derivation": "constraint", "publisher": "HL7 International / FHIR Infrastructure", "fhirVersion": "4.0.1", "jurisdiction": [ { "coding": [ { "code": "001", "system": "http://unstats.un.org/unsd/methods/m49/m49.htm" } ] } ], "name": "MembersRefreshed", "mapping": [ { "uri": "http://hl7.org/v3", "name": "RIM Mapping", "identity": "rim" } ], "abstract": false, "type": "Extension", "experimental": null, "resourceType": "StructureDefinition", "title": "Members Refreshed", "package_version": "3.0.0-ballot", "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg", "valueCode": "fhir" }, { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm", "valueInteger": 5, "_valueInteger": { "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom", "valueCanonical": "http://hl7.org/fhir/uv/bulkdata/ImplementationGuide/hl7.fhir.uv.bulkdata" } ] } }, { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status", "valueCode": "trial-use", "_valueCode": { "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom", "valueCanonical": "http://hl7.org/fhir/uv/bulkdata/ImplementationGuide/hl7.fhir.uv.bulkdata" } ] } } ], "snapshot": { "element": [ { "constraint": [ { "key": "ele-1", "human": "All FHIR elements must have a @value or children", "xpath": "@value|f:*|h:div", "source": "http://hl7.org/fhir/StructureDefinition/Element", "severity": "error", "expression": "hasValue() or (children().count() > id.count())" }, { "key": "ext-1", "human": "Must have either extensions or value[x], not both", "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])", "source": "http://hl7.org/fhir/StructureDefinition/Extension", "severity": "error", "expression": "extension.exists() != value.exists()" } ], "path": "Extension", "min": 0, "definition" : "Extension used by a server to indicate to a client when the members in a dynamic group were last updated. For example, the following extension would indicate that the group members were last updated January 1st 2024:\n```\n\"Extension\" : [{\n \"url\" : \"http://hl7.org/fhir/uv/bulkdata/StructureDefinition/members-refreshed\",\n \"valueDateTime\": \"2024-01-01T13:28:17-05:00\"\n}]\n```", "isModifier": false, "short": "Members Refreshed", "max": "*", "id": "Extension", "condition": [ "ele-1" ], "base": { "max": "*", "min": 0, "path": "Extension" } }, { "path": "Extension.id", "min": 0, "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.", "isModifier": false, "short": "Unique id for inter-element referencing", "mapping": [ { "map": "n/a", "identity": "rim" } ], "type": [ { "code": "http://hl7.org/fhirpath/System.String", "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl": "string" } ] } ], "representation": [ "xmlAttr" ], "max": "1", "id": "Extension.id", "base": { "max": "1", "min": 0, "path": "Element.id" }, "isSummary": false }, { "constraint": [ { "key": "ele-1", "human": "All FHIR elements must have a @value or children", "xpath": "@value|f:*|h:div", "source": "http://hl7.org/fhir/StructureDefinition/Element", "severity": "error", "expression": "hasValue() or (children().count() > id.count())" }, { "key": "ext-1", "human": "Must have either extensions or value[x], not both", "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])", "source": "http://hl7.org/fhir/StructureDefinition/Extension", "severity": "error", "expression": "extension.exists() != value.exists()" } ], "path": "Extension.extension", "min": 0, "definition": "An Extension", "isModifier": false, "short": "Extension", "slicing": { "rules": "open", "description": "Extensions are always sliced by (at least) url", "discriminator": [ { "path": "url", "type": "value" } ] }, "type": [ { "code": "Extension" } ], "max": "0", "id": "Extension.extension", "base": { "max": "*", "min": 0, "path": "Element.extension" }, "isSummary": false }, { "path": "Extension.url", "min": 1, "definition": "Source of the definition for the extension code - a logical name or a URL.", "isModifier": false, "short": "identifies the meaning of the extension", "fixedUri": "http://hl7.org/fhir/uv/bulkdata/StructureDefinition/members-refreshed", "mapping": [ { "map": "N/A", "identity": "rim" } ], "type": [ { "code": "http://hl7.org/fhirpath/System.String", "extension": [ { "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type", "valueUrl": "uri" } ] } ], "representation": [ "xmlAttr" ], "max": "1", "id": "Extension.url", "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.", "base": { "max": "1", "min": 1, "path": "Extension.url" }, "isSummary": false }, { "constraint": [ { "key": "ele-1", "human": "All FHIR elements must have a @value or children", "xpath": "@value|f:*|h:div", "source": "http://hl7.org/fhir/StructureDefinition/Element", "severity": "error", "expression": "hasValue() or (children().count() > id.count())" } ], "path": "Extension.value[x]", "min": 0, "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).", "isModifier": false, "short": "Value of extension", "mapping": [ { "map": "N/A", "identity": "rim" } ], "type": [ { "code": "dateTime" } ], "max": "1", "id": "Extension.value[x]", "base": { "max": "1", "min": 0, "path": "Extension.value[x]" }, "isSummary": false } ], "extension": [ { "url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version", "valueString": "4.0.1" } ] }, "status": "active", "id": "7f2c2081-86bd-4a67-9425-9ec7c58e654b", "kind": "complex-type", "url": "http://hl7.org/fhir/uv/bulkdata/StructureDefinition/members-refreshed", "context": [ { "type": "element", "expression": "Group" } ], "version": "3.0.0-ballot", "differential": { "element": [ { "id": "Extension", "path": "Extension", "short": "Members Refreshed", "definition" : "Extension used by a server to indicate to a client when the members in a dynamic group were last updated. For example, the following extension would indicate that the group members were last updated January 1st 2024:\n```\n\"Extension\" : [{\n \"url\" : \"http://hl7.org/fhir/uv/bulkdata/StructureDefinition/members-refreshed\",\n \"valueDateTime\": \"2024-01-01T13:28:17-05:00\"\n}]\n```" }, { "id": "Extension.extension", "max": "0", "path": "Extension.extension" }, { "id": "Extension.url", "path": "Extension.url", "fixedUri": "http://hl7.org/fhir/uv/bulkdata/StructureDefinition/members-refreshed" }, { "id": "Extension.value[x]", "path": "Extension.value[x]", "type": [ { "code": "dateTime" } ] } ] }, "contact": [ { "name": "HL7 International / FHIR Infrastructure", "telecom": [ { "value": "http://www.hl7.org/Special/committees/fiwg", "system": "url" }, { "value": "fhir@lists.HL7.org", "system": "email" } ] } ], "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension" }