Last modified by Helena K. on 2026/06/08 15:19
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... ... @@ -25,7 +25,7 @@ 25 25 26 26 **Breaking Changes** 27 27 28 -* Remove [[version>>doc:sdmx:Glossary2\.1.Version.WebHome]]property on [[Categorisation>>doc:sdmx:Glossary 2\.1.Categorisation.WebHome]]28 +* Remove version property on [[Categorisation>>doc:sdmx:Glossary 2\.1.Categorisation.WebHome]] 29 29 * Removal of Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]] 30 30 31 31 **Content of the Document** ... ... @@ -63,13 +63,13 @@ 63 63 The changes to the information model support two distinct use cases: 64 64 65 65 1. Horizontally complex [[Data Structure Definitions>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] (DSDs) 66 -1. Additional cohesion to the Data Constraints model 66 +1. Additional cohesion to the Data [[Constraints>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] model 67 67 68 68 These changes are described in below. 69 69 70 70 == 3.1 Horizontally Complex Data Structure Definitions == 71 71 72 -An explanation of this use case, with additional details can be found under Section 6 - Technical Notes, under heading ‘10.3 Dimension Constraint’. 72 +An explanation of this use case, with additional details can be found under Section 6 - Technical Notes, under heading ‘10.3 [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint’. 73 73 74 74 The following changes to the model have been made to satisfy this use case. 75 75 ... ... @@ -79,22 +79,22 @@ 79 79 80 80 **Dataflow** 81 81 82 -The [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] has a new Dimension Constraint property, which is used to reference a subset of [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] which it uses from the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]]. 82 +The [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] has a new [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint property, which is used to reference a subset of [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] which it uses from the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]]. 83 83 84 -The Dimension Constraint fixes the [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] of the [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] enabling the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] to have new [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] added without the need to change the major [[version>>doc:sdmx:Glossary 2\.1.Version.WebHome]] number. 84 +The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint fixes the [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] of the [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] enabling the referenced [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] to have new [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] added without the need to change the major [[version>>doc:sdmx:Glossary 2\.1.Version.WebHome]] number. 85 85 86 -The Dimension Constraint property is only required if the [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] sets the evolving structure property to true. 86 +The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint property is only required if the [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] sets the evolving structure property to true. 87 87 88 88 == 3.2 Constraint Cohesion == 89 89 90 -The Constraint model in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 has been made more cohesive by separating the Data Constraint into two distinct structures; the Data Constraint which describes reporting restrictions, and the Availability Constraint, which describes data content from a [[data source>>doc:sdmx:Glossary 2\.1.Data source.WebHome]]. In [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.0 these distinctions were made using the ‘type’ property on a Data Constraint. 90 +The [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] model in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 has been made more cohesive by separating the Data (% style="color:#e74c3c" %)Constraint(%%) into two distinct structures; the Data (% style="color:#e74c3c" %)Constraint(%%) which describes reporting restrictions, and the Availability (% style="color:#e74c3c" %)Constraint(%%), which describes data content from a [[data source>>doc:sdmx:Glossary 2\.1.Data source.WebHome]]. In [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.0 these distinctions were made using the ‘type’ property on a Data (% style="color:#e74c3c" %)Constraint(%%). 91 91 92 -**Data Constraint** 92 +**Data (% style="color:#e74c3c" %)Constraint(%%)** 93 93 94 -The Data Constraint has had the ‘type’ property removed; the Data Constraint in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 is always used to describe restrictions on content for data reporting purposes. 94 +The Data (% style="color:#e74c3c" %)Constraint(%%) has had the ‘type’ property removed; the Data (% style="color:#e74c3c" %)Constraint(%%) in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 is always used to describe restrictions on content for data reporting purposes. 95 95 96 -The attachment of the Data Constraint in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.0 included [[Data Sources>>doc:sdmx:Glossary 2\.1.Data source.WebHome]], in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 these attachments have been removed as these are not relevant for restricting reported data. 96 +The attachment of the Data (% style="color:#e74c3c" %)Constraint(%%) in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.0 included [[Data Sources>>doc:sdmx:Glossary 2\.1.Data source.WebHome]], in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 these attachments have been removed as these are not relevant for restricting reported data. 97 97 98 -**Availability Constraint** 98 +**Availability (% style="color:#e74c3c" %)Constraint(%%)** 99 99 100 -The Availability Constraint is a new Structure introduced to describe data that exists, it is generated in the response to the Availability REST API. It is not a maintained structure, and as such has no [[maintenance agency>>doc:sdmx:Glossary 2\.1.Maintenance agency.WebHome]], identity or [[version>>doc:sdmx:Glossary2\.1.Version.WebHome]].100 +The Availability (% style="color:#e74c3c" %)Constraint(%%) is a new Structure introduced to describe data that exists, it is generated in the response to the Availability REST API. It is not a maintained structure, and as such has no [[maintenance agency>>doc:sdmx:Glossary 2\.1.Maintenance agency.WebHome]], identity or (% style="color:#e74c3c" %)version(%%).