Last modified by Helena K. on 2026/06/08 15:19

From version 11.1
edited by Helena K.
on 2026/06/03 14:36
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To version 19.2
edited by Helena K.
on 2026/06/08 13:45
Change comment: There is no comment for this version

Summary

Details

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1 +Artefact|Categorisation|Data Source|Data Structure Definition|Dataflow|Dimension|Maintenance agency|Provision Agreement|Reference metadata|Release policy - release calendar|Statistical Data and Metadata eXchange|Version
Content
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11 11  
12 12  = 1. Overview =
13 13  
14 -
15 15  [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.1 is a minor revision to the [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.0 Standard which introduces a limited set of changes, which cover the following:
16 16  
17 17  **Information Model**
18 18  
19 19  * Support for [[Dataflows>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] to reference a subset of [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] from a [[Data Structure Definition>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]]
20 -* Simplification to Data [[Constraints>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]]
21 -* Addition of Availability [[Constraints>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]]
19 +* Simplification to Data Constraints
20 +* Addition of Availability Constraints
22 22  
23 23  **Documentation**
24 24  
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26 26  
27 27  **Breaking Changes**
28 28  
29 -* Remove [[version>>doc:sdmx:Glossary 2\.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]]
30 30  * Removal of Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]]
31 31  
32 32  **Content of the Document**
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47 47  
48 48  == 2.1 Removal of Advanced Release Calendar ==
49 49  
50 -The Data [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] was simplified to become a cohesive structural [[artefact>>doc:sdmx:Glossary 2\.1.Artefact.WebHome]] focussed solely on the restriction of values that can be reported. As part of this remodelling the Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]] was removed as it does not play a restrictive role.
49 +The Data Constraint was simplified to become a cohesive structural [[artefact>>doc:sdmx:Glossary 2\.1.Artefact.WebHome]] focussed solely on the restriction of values that can be reported. As part of this remodelling the Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]] was removed as it does not play a restrictive role.
51 51  
52 52  //Guidance for Implementors//
53 53  [[Reference Metadata>>doc:sdmx:Glossary 2\.1.Reference metadata.WebHome]] reported against a [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] and / or [[Provision Agreement>>doc:sdmx:Glossary 2\.1.Provision agreement.WebHome]] can be used as an alternative to the Advanced [[Release Calendar>>doc:sdmx:Glossary 2\.1.Release policy - release calendar.WebHome]].
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70 70  
71 71  == 3.1 Horizontally Complex Data Structure Definitions ==
72 72  
73 -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>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]]’.
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’.
74 74  
75 75  The following changes to the model have been made to satisfy this use case.
76 76  
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80 80  
81 81  **Dataflow**
82 82  
83 -The [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]] has a new [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] 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]].
84 84  
85 -The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] 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.
86 86  
87 -The [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] 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.
88 88  
89 89  == 3.2 Constraint Cohesion ==
90 90  
91 -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 [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] into two distinct structures; the Data [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] which describes reporting restrictions, and the Availability [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]], 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>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]].
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(%%).
92 92  
93 -**Data Constraint**
92 +**Data (% style="color:#e74c3c" %)Constraint(%%)**
94 94  
95 -The Data [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] has had the ‘type’ property removed; the Data [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] 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.
96 96  
97 -The attachment of the Data [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] 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.
98 98  
99 -**Availability Constraint**
98 +**Availability (% style="color:#e74c3c" %)Constraint(%%)**
100 100  
101 -The Availability [[Constraint>>doc:sdmx:Glossary 2\.1.Constraint.WebHome]] 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]]
102 -
103 -
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(%%).
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