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Last modified by Artur K. on 2026/05/29 14:29
From version 32.1
edited by Artur K.
on 2026/05/29 14:29
Change comment: Copied from sdmxsrlocalization:Methodology.SDMX 3\.0 Standards\. Summary of Major Changes and New Functionality.WebHome
To version 29.1
edited by Artur K.
on 2025/07/14 10:19
Change comment: Imported from XAR

Summary

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1 +Artefact|Code|Code list|Hierarchy|Reference metadata|SDMX-EDI|SDMX-JSON|SDMX-ML|Statistical data and metadata exchange|Structural metadata
Content
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119 119  (((
120 120  (% style="width:955.039px" %)
121 121  |(% style="width:132px" %)**Data Structure Definition**|(% style="width:819px" %)(((
122 -The version 3.0 [[Data Structure Definition>>doc:Glossary.Data structure definition.WebHome]] ([[DSD>>doc:Glossary.Data structure definition.WebHome]]) model is not directly backwardly compatible with 2.1 primarily due to the deprecation of the special MeasureDimension.
122 +The version 3.0 [[Data Structure Definition>>doc:sdmx:Glossary.Data structure definition.WebHome]] ([[DSD>>doc:sdmx:Glossary.Data structure definition.WebHome]]) model is not directly backwardly compatible with 2.1 primarily due to the deprecation of the special MeasureDimension.
123 123  
124 124  //Conversion guidance for implementors//
125 125  
126 -Version 2.1 DSDs can be converted to the 3.0 model by creating a [[measure>>doc:Glossary.Measure.WebHome]] with the “[[MEASURE>>doc:Glossary.Measure.WebHome]]” [[concept>>doc:Glossary.Concept.WebHome]] role applied as described in paragraph 3.5.
127 -Version 3.0 DSDs cannot be reliably converted to the 2.1 model due to the introduction of new features such as multiple [[measures>>doc:Glossary.Measure.WebHome]] and value arrays for [[measures>>doc:Glossary.Measure.WebHome]] and [[attributes>>doc:Glossary.Attribute.WebHome]].
126 +Version 2.1 DSDs can be converted to the 3.0 model by creating a [[measure>>doc:sdmx:Glossary.Measure.WebHome]] with the “[[MEASURE>>doc:sdmx:Glossary.Measure.WebHome]]” [[concept>>doc:sdmx:Glossary.Concept.WebHome]] role applied as described in paragraph 3.5.
127 +Version 3.0 DSDs cannot be reliably converted to the 2.1 model due to the introduction of new features such as multiple [[measures>>doc:sdmx:Glossary.Measure.WebHome]] and value arrays for [[measures>>doc:sdmx:Glossary.Measure.WebHome]] and [[attributes>>doc:sdmx:Glossary.Attribute.WebHome]].
128 128  )))
129 129  |(% style="width:132px" %)**Structure mapping model**|(% style="width:819px" %)(((
130 130  The structure mapping model has changed significantly in version 3.0 with deprecation of the [[Structure Set>>doc:Glossary.Structure set.WebHome]] [[maintainable artefact>>doc:Glossary.Maintainable artefact.WebHome]] and introduction of five new ones: [[Representation>>doc:Glossary.Representation.WebHome]] Map and four variants of [[item scheme>>doc:Glossary.Item scheme.WebHome]] map.
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181 181  * Structure Map
182 182  * Representation Map
183 183  * Organisation Scheme Map
184 -* [[Concept>>doc:Glossary.Concept.WebHome]] Scheme Map
184 +* [[Concept>>doc:sdmx:Glossary.Concept.WebHome]] Scheme Map
185 185  * Category Scheme Map
186 186  * Reporting Taxonomy Map
187 187  * Value List
188 -* [[Hierarchy>>doc:Glossary.Hierarchy.WebHome]]
189 -* [[Hierarchy>>doc:Glossary.Hierarchy.WebHome]] Association
188 +* [[Hierarchy>>doc:sdmx:Glossary.Hierarchy.WebHome]]
189 +* [[Hierarchy>>doc:sdmx:Glossary.Hierarchy.WebHome]] Association
190 190  * Metadata [[Constraint>>doc:Glossary.Constraint.WebHome]]
191 191  * Data [[Constraint>>doc:Glossary.Constraint.WebHome]]
192 -* Metadata [[Provision Agreement>>doc:Glossary.Provision agreement.WebHome]]
192 +* Metadata [[Provision Agreement>>doc:sdmx:Glossary.Provision agreement.WebHome]]
193 193  * Metadata Provider Scheme
194 194  * Metadataset
195 195  
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222 222  The following areas of the information model are unchanged from version 2.1:
223 223  
224 224  * Categories
225 -* [[Concepts>>doc:Glossary.Concept.WebHome]]
226 -* [[Data providers>>doc:Glossary.Data provider.WebHome]]
225 +* [[Concepts>>doc:sdmx:Glossary.Concept.WebHome]]
226 +* [[Data providers>>doc:sdmx:Glossary.Data provider.WebHome]]
227 227  * Agencies
228 228  * Data consumers
229 229  * [[VTL>>doc:Glossary.Validation and transformation language.WebHome]] transformation and expressions – with the exception of [[VTL>>doc:Glossary.Validation and transformation language.WebHome]] mapping scheme as already noted
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320 320  Several changes have been made the [[Data Structure Definition>>doc:Glossary.Data structure definition.WebHome]] to support microdata use cases in addition to aggregated time series.
321 321  
322 322  (% class="wikigeneratedid" id="HMultiplemeasures" %)
323 -**Multiple [[measures>>doc:Glossary.Measure.WebHome]]** [[measures>>doc:Glossary.Measure.WebHome]] are a common characteristic of microdatasets. To support this use case, the MeasureDimension has been deprecated and replaced with the option to define zero or more [[measures>>doc:Glossary.Measure.WebHome]]. [[Measures>>doc:Glossary.Measure.WebHome]] now act like any other [[component>>doc:Glossary.Component.WebHome]] in that they use (% style="color:#e74c3c" %)[[concepts>>doc:Glossary.Concept.WebHome]](%%), can have their own local coded or uncoded [[representation>>doc:Glossary.Representation.WebHome]] defined within the [[Data Structure Definition>>doc:Glossary.Data structure definition.WebHome]], and can be either mandatory or conditional. Creating a [[measure>>doc:Glossary.Measure.WebHome]] with the “[[MEASURE>>doc:Glossary.Measure.WebHome]]” (% style="color:#e74c3c" %)[[concept>>doc:Glossary.Concept.WebHome]](%%) role applied emulates the (% style="color: rgb(231, 76, 60); color: rgb(231, 76, 60)" %)version(%%) 2.1 MeasureDimension behaviour as illustrated in the [[SDMX-ML>>doc:Glossary.SDMX-ML.WebHome]] example below:
323 +**Multiple [[measures>>doc:sdmx:Glossary.Measure.WebHome]]** [[measures>>doc:sdmx:Glossary.Measure.WebHome]] are a common characteristic of microdatasets. To support this use case, the MeasureDimension has been deprecated and replaced with the option to define zero or more [[measures>>doc:sdmx:Glossary.Measure.WebHome]]. [[Measures>>doc:sdmx:Glossary.Measure.WebHome]] now act like any other [[component>>doc:sdmx:Glossary.Component.WebHome]] in that they use (% style="color:#e74c3c" %)[[concepts>>doc:sdmx:Glossary.Concept.WebHome]](%%), can have their own local coded or uncoded [[representation>>doc:sdmx:Glossary.Representation.WebHome]] defined within the [[Data Structure Definition>>doc:sdmx:Glossary.Data structure definition.WebHome]], and can be either mandatory or conditional. Creating a [[measure>>doc:sdmx:Glossary.Measure.WebHome]] with the “[[MEASURE>>doc:sdmx:Glossary.Measure.WebHome]]” (% style="color:#e74c3c" %)[[concept>>doc:sdmx:Glossary.Concept.WebHome]](%%) role applied emulates the (% style="color: rgb(231, 76, 60); color: rgb(231, 76, 60)" %)version(%%) 2.1 MeasureDimension behaviour as illustrated in the [[SDMX-ML>>doc:sdmx:Glossary.SDMX-ML.WebHome]] example below:
324 324  
325 325  > <str:MeasureList id=”MeasureDescriptor”>
326 326  > <str:Measure id=”OBS_VALUE” minOccurs=”1” maxOccurs=”1” usage=”mandatory” > <str:ConceptIdentity>
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