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Last modified by Helena K. on 2026/06/08 15:19
From version 19.2
edited by Helena K.
on 2026/06/08 13:45
Change comment: There is no comment for this version
To version 17.1
edited by Artur K.
on 2026/06/04 13:47
Change comment: There is no comment for this version

Summary

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1 -xwiki:XWiki.helena
1 +xwiki:XWiki.arturkryazhev
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1 +1.Artefact|1.Categorisation|1.Data source|1.Data structure definition|1.Dataflow|1.Dimension|1.Maintenance agency|1.Provision agreement|1.Reference metadata|1.Release policy - release calendar|1.Statistical data and metadata exchange|1.Version
Content
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25 25  
26 26  **Breaking Changes**
27 27  
28 -* Remove version property on [[Categorisation>>doc:sdmx:Glossary 2\.1.Categorisation.WebHome]]
28 +* Remove [[version>>doc:sdmx:Glossary 2\.1.Version.WebHome]] 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**
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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>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] model
66 +1. Additional cohesion to the Data Constraints 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>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] Constraint’.
72 +An explanation of this use case, with additional details can be found under Section 6 - Technical Notes, under heading ‘10.3 Dimension Constraint’.
73 73  
74 74  The following changes to the model have been made to satisfy this use case.
75 75  
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79 79  
80 80  **Dataflow**
81 81  
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]].
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]].
83 83  
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.
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.
85 85  
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.
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.
87 87  
88 88  == 3.2 Constraint Cohesion ==
89 89  
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(%%).
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.
91 91  
92 -**Data (% style="color:#e74c3c" %)Constraint(%%)**
92 +**Data Constraint**
93 93  
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.
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.
95 95  
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.
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.
97 97  
98 -**Availability (% style="color:#e74c3c" %)Constraint(%%)**
98 +**Availability Constraint**
99 99  
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(%%).
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:Glossary 2\.1.Version.WebHome]].
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