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Last modified by Helena on 2025/09/10 11:19
From version 19.2
edited by Helena
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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
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11 11  
12 12  = 1 Overview =
13 13  
14 -[[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] (% style="color:#2ecc71" %)version(%%) 3.0 introduces new features, improvements and changes to the Standard in the following key areas:
14 +SDMX version 3.0 introduces new features, improvements and changes to the Standard in the following key areas:
15 15  
16 16  **Information Model**
17 17  
18 -* Simplification and improvement of the [[reference metadata>>doc:xwiki:Glossary.Reference metadata.WebHome]] model
18 +* Simplification and improvement of the reference metadata model
19 19  * Support for microdata
20 20  * Support for geospatial data
21 -* Support for [[code list>>doc:xwiki:Glossary.Code list.WebHome]] extension and discriminated union of [[code>>doc:xwiki:Glossary.Code.WebHome]] lists
21 +* Support for code list extension and discriminated union of code lists
22 22  * Improvements to structure mapping
23 -* Improvements to [[code>>doc:xwiki:Glossary.Code.WebHome]] [[hierarchies>>doc:xwiki:Glossary.Hierarchy.WebHome]] for data discovery
23 +* Improvements to code hierarchies for data discovery
24 24  * Improvements to constraints
25 25  
26 26  **Versioning of Structural Metadata Artefacts**
27 27  
28 -* Adoption of the three-number semantic versioning standard for [[structural metadata>>doc:xwiki:Glossary.Structural metadata.WebHome]] [[artefacts>>doc:xwiki:Glossary.Artefact.WebHome]] ([[https:~~/~~/semver.org/>>https://semver.org/||rel="noopener noreferrer" target="_blank"]])
28 +* Adoption of the three-number semantic versioning standard for structural metadata artefacts ([[https:~~/~~/semver.org/>>https://semver.org/||rel="noopener noreferrer" target="_blank"]])
29 29  
30 30  **REST Web Services Application Programming Interface (API)**
31 31  
32 32  * Change to a single ‘structure’ resource for structure queries simplifying the REST API specification by reducing the number of resources to five
33 33  * Improvements to data queries
34 -* Improvements to [[reference metadata>>doc:xwiki:Glossary.Reference metadata.WebHome]] queries
35 -* Support for [[structural metadata>>doc:xwiki:Glossary.Structural metadata.WebHome]] maintenance using HTTP PUT, POST and DELETE verbs
34 +* Improvements to reference metadata queries
35 +* Support for structural metadata maintenance using HTTP PUT, POST and DELETE verbs
36 36  
37 37  **SOAP Web Services API**
38 38  
39 -* The SOAP web services API has been deprecated with (% style="color:#2ecc71" %)version(%%) 3.0 standardising on REST**;**
39 +* The SOAP web services API has been deprecated with version 3.0 standardising on REST**;**
40 40  
41 41  **XML, JSON, CSV and EDI Transmission formats**
42 42  
43 -* The [[SDMX-ML>>doc:xwiki:Glossary.SDMX-ML.WebHome]], [[SDMX-JSON>>doc:xwiki:Glossary.SDMX-JSON.WebHome]] and [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]]-CSV specifications have been extended and modified where needed to support the new features and changes such as [[reference metadata>>doc:xwiki:Glossary.Reference metadata.WebHome]] and microdata
44 -* Obsolete [[SDMX-ML>>doc:xwiki:Glossary.SDMX-ML.WebHome]] data message variants including Generic, Compact, Utility and Cross-sectional have been deprecated standardising on Structure Specific Data as the sole XML format for data exchange
45 -* The [[SDMX-EDI>>doc:xwiki:Glossary.SDMX-EDI.WebHome]] transmission format for structures and data has been deprecated
46 -* The organisation of structures into ‘collections’ in [[SDMX-ML>>doc:xwiki:Glossary.SDMX-ML.WebHome]] and [[SDMX-JSON>>doc:xwiki:Glossary.SDMX-JSON.WebHome]] structure messages has been flattened and simplified
47 -* The option to reference structures in [[SDMX-ML>>doc:xwiki:Glossary.SDMX-ML.WebHome]] and [[SDMX-JSON>>doc:xwiki:Glossary.SDMX-JSON.WebHome]] messages using Agency, ID and (% style="color:#2ecc71" %)Version(%%) has been deprecated with URN now exclusively used for all non-local referencing purpose
43 +* The SDMX-ML, SDMX-JSON and SDMX-CSV specifications have been extended and modified where needed to support the new features and changes such as reference metadata and microdata
44 +* Obsolete SDMX-ML data message variants including Generic, Compact, Utility and Cross-sectional have been deprecated standardising on Structure Specific Data as the sole XML format for data exchange
45 +* The SDMX-EDI transmission format for structures and data has been deprecated
46 +* The organisation of structures into ‘collections’ in SDMX-ML and SDMX-JSON structure messages has been flattened and simplified
47 +* The option to reference structures in SDMX-ML and SDMX-JSON messages using Agency, ID and Version has been deprecated with URN now exclusively used for all non-local referencing purpose
48 48  
49 49  **Breaking Changes**
50 50  
51 -Many of the changes made are ‘breaking’ meaning that, while conversion between (% style="color:#2ecc71" %)versions(%%) may be possible in certain circumstances, the 3.0 specification is not directly backwardly compatible with earlier (% style="color:#2ecc71" %)versions(%%) of the Standard.
51 +Many of the changes made are ‘breaking’ meaning that, while conversion between versions may be possible in certain circumstances, the 3.0 specification is not directly backwardly compatible with earlier versions of the Standard.
52 52  
53 53  A summary of the main breaking changes is given in chapter 2.
54 54  
55 55  **Content of the Document**
56 56  
57 -The remainder of the document provides a summary of the main changes. More detailed information can be found the [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] 3.0 Technical Specifications, in particular:
57 +The remainder of the document provides a summary of the main changes. More detailed information can be found the SDMX 3.0 Technical Specifications, in particular:
58 58  
59 59  * Section 2 – Information Model
60 60  * Section 5 – Registry Specification
61 61  * Section 6 – Technical Notes
62 -* [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]]-TWG GitHub for the REST API and the XML, JSON and CSV formats
62 +* SDMX-TWG GitHub for the REST API and the XML, JSON and CSV formats
63 63  
64 64  = 2 Summary of Breaking Changes in 3.0 =
65 65