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Last modified by Helena on 2025/09/10 11:19
From version 1.4
edited by Helena
on 2025/05/21 13:47
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To version 1.7
edited by Helena
on 2025/05/21 13:49
Change comment: There is no comment for this version

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373 373  For a queryable datasource the Registry MAY validate that the source exists and can accept an SDMX-ML data query.
374 374  )))
375 375  
376 -
377 -
378 378  = 6 Identification of SDMX Objects =
379 379  
380 380  == 6.1 Identification, Versioning, and Maintenance ==
... ... @@ -381,7 +381,6 @@
381 381  
382 382  All major classes of the SDMX Information model inherit from one of:
383 383  
384 -
385 385  * **IdentifiableArtefact** - this gives an object the ability to be uniquely identified (see following section on identification), to have a user-defined URI, and to have multi-lingual annotations.
386 386  * **NamableArtefact **- this has all of the features of IdentifiableArtefact plus the ability to have a multi-lingual name and description,
387 387  * **VersionableArtefact **– this has all of the above features plus a version number and a validity period.
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389 389  
390 390  === 6.1.1 Identification, Naming, Versioning, and Maintenance Model ===
391 391  
389 +[[image:1747824504225-229.png]]
390 +
392 392  **Figure 5: Class diagram of fundamental artefacts in the SDMX-IM**
393 393  
394 394  The table below shows the identification and related data attributes to be stored in a registry for objects that are one of:
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399 399  * Versionable
400 400  * Maintainable
401 401  
402 -|**Object Type**|**Data Attributes**|**Status**|**Data type**|**Notes**
403 -|Annotable|AnnotationTitle|C|string|
404 -| |AnnotationType|C|string|
405 -| |AnnotationURN|C|string|
406 -| |(((
407 -AnnotationText in the form of
401 +(% style="width:935.294px" %)
402 +|**Object Type**|(% style="width:244px" %)**Data Attributes**|(% style="width:99px" %)**Status**|**Data type**|(% style="width:389px" %)**Notes**
403 +|Annotable|(% style="width:244px" %)AnnotationTitle|(% style="width:99px" %)C|string|(% style="width:389px" %)
404 +| |(% style="width:244px" %)AnnotationType|(% style="width:99px" %)C|string|(% style="width:389px" %)
405 +| |(% style="width:244px" %)AnnotationURN|(% style="width:99px" %)C|string|(% style="width:389px" %)
406 +| |(% style="width:244px" %)(((
407 +AnnotationText in the form of International String
408 +)))|(% style="width:99px" %)C| |(% style="width:389px" %)This can have languagespecific variants.
409 +|Identifiable|(% style="width:244px" %)all content as for Annotable plus|(% style="width:99px" %) | |(% style="width:389px" %)
410 +| |(% style="width:244px" %)id|(% style="width:99px" %)M|string|(% style="width:389px" %)
411 +| |(% style="width:244px" %)uri|(% style="width:99px" %)C|string|(% style="width:389px" %)
412 +| |(% style="width:244px" %)urn|(% style="width:99px" %)C|string|(% style="width:389px" %)Although the urn is computable and therefore may not be submitted or stored physically, the Registry must return the urn for each object, and must be able to service a query on an object referenced solely by its urn.
413 +|Nameable|(% style="width:244px" %)all content as for Identifiable plus|(% style="width:99px" %) | |(% style="width:389px" %)
414 +| |(% style="width:244px" %)Name in the form of International String|(% style="width:99px" %)M|string|(% style="width:389px" %)This can have languagespecific variants.
415 +| |(% style="width:244px" %)(((
416 +Description in the form of International String
417 +)))|(% style="width:99px" %)C|string|(% style="width:389px" %)This can have languagespecific variants.
418 +|Versionable|(% style="width:244px" %)All content as for Identifiable plus|(% style="width:99px" %) | |(% style="width:389px" %)
419 +| |(% style="width:244px" %)version|(% style="width:99px" %)C|string|(% style="width:389px" %)This is the version number. If not present the default is 1.0
420 +| |(% style="width:244px" %)validFrom|(% style="width:99px" %)C|Date/time|(% style="width:389px" %)
421 +| |(% style="width:244px" %)validTo|(% style="width:99px" %)C|Date/time|(% style="width:389px" %)
422 +|Maintainable|(% style="width:244px" %)All content as for Versionable plus|(% style="width:99px" %) | |(% style="width:389px" %)
423 +| |(% style="width:244px" %)final|(% style="width:99px" %) |boolean|(% style="width:389px" %)Value of “true” indicates that this is a final specification and it cannot be changed except as a new version. Note that providing a “final’ object is not referenced from another object then it may be deleted.
424 +| |(% style="width:244px" %)isExternalReference|(% style="width:99px" %)C|boolean|(% style="width:389px" %)Value of “true” indicates that the actual resource is held outside of this registry. The actual reference is given in the registry URI or the structureURI, each of which must return a valid SDMX-ML file.
425 +| |(% style="width:244px" %)serviceURL|(% style="width:99px" %)C|string|(% style="width:389px" %)The url of the service that can be queried for this resource
426 +| |(% style="width:244px" %)structureURL|(% style="width:99px" %)C|string|(% style="width:389px" %)The url of the resource.
427 +| |(% style="width:244px" %)(Maintenance) agencyId|(% style="width:99px" %)M|string|(% style="width:389px" %)The object must be linked to a maintenance agency.
408 408  
409 -International String
410 -)))|C| |This can have languagespecific variants.
411 -| | | | |
412 -|Identifiable|all content as for Annotable plus| | |
413 -| |id|M|string|
414 -| |uri|C|string|
415 -| |urn|C|string|Although the urn is computable and therefore may not be submitted or stored physically, the Registry must return the urn for each object, and must be able to service a query on an object referenced solely by its urn.
416 -|Nameable|all content as for Identifiable plus| | |
417 -| |Name in the form of International String|M|string|This can have languagespecific variants.
418 -| |(((
419 -Description in the form of International
420 -
421 -String
422 -)))|C|string|This can have languagespecific variants.
423 -|Versionable|All content as for Identifiable plus| | |
424 -| |version|C|string|This is the version number. If not present the default is 1.0
425 -| |validFrom|C|Date/time|
426 -| |validTo|C|Date/time|
427 -|Maintainable|All content as for Versionable plus| | |
428 -| |final| |boolean|Value of “true” indicates that this is a final specification and it cannot be changed except as a new version. Note that providing a “final’ object is not referenced from another object then it may be deleted.
429 -| |isExternalReference|C|boolean|Value of “true” indicates that the actual resource is held outside of this registry. The actual reference is given in the registry URI or the structureURI, each of which must return a valid SDMX-ML file.
430 -| |serviceURL|C|string|The url of the service that can be queried for this resource
431 -| |structureURL|C|string|The url of the resource.
432 -| |(Maintenance) agencyId|M|string|The object must be linked to a maintenance agency.
433 -
434 434  **Table 1: Common Attributes of Object Types**
435 435  
436 436  == 6.2 Unique identification of SDMX objects ==
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475 475  
476 476  An example of this is shown in the XML snippet below.
477 477  
478 -
479 479  [[image:1747824123013-196.jpeg]]
480 480  
481 481  ==== Figure 8: Example Showing Use of Agency Identifiers ====
1747824504225-229.png
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