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Last modified by Helena on 2025/09/10 11:19
From version 3.1
edited by Helena
on 2025/05/16 12:28
Change comment: There is no comment for this version
To version 2.3
edited by Helena
on 2025/05/16 12:26
Change comment: There is no comment for this version

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10 10  
11 11  The following table provides an overview of the backwards compatibility between SDMX 3.0 and 2.1.
12 12  
13 -(% style="width:1165.29px" %)
14 -|(% style="width:218px" %)**SDMX 3.0 feature**|(% style="width:417px" %)**SDMX 2.1 compatibility**|(% style="width:526px" %)**Comments**
15 -|(% style="width:218px" %)Multiple Measures|(% style="width:417px" %)(((
13 +|**SDMX 3.0 feature**|**SDMX 2.1 compatibility**|**Comments**
14 +|Multiple Measures|(((
16 16  Create a Measure Dimension Or
16 +
17 17  Model Measures as Attributes
18 -)))|(% style="width:526px" %)For a Measure Dimensions, all Concepts must reside in the same Concept Scheme
19 -|(% style="width:218px" %)Arrays for values|(% style="width:417px" %)Cannot be supported|(% style="width:526px" %)Arrays are always reported in a verbose format, even if one value is reported
20 -|(% style="width:218px" %)Measure Relationship|(% style="width:417px" %)Can be ignored, as it does not affect dataset format|(% style="width:526px" %)
21 -|(% style="width:218px" %)Metadata Attributes|(% style="width:417px" %)Can be created as Data Attributes|(% style="width:526px" %)Not for extended facets
22 -|(% style="width:218px" %)Multilingual Components|(% style="width:417px" %)Cannot be supported|(% style="width:526px" %)
23 -|(% style="width:218px" %)No Measure|(% style="width:417px" %)Can only be emulated by ignoring the Primary Measure value|(% style="width:526px" %)
24 -|(% style="width:218px" %)Use extended Codelist|(% style="width:417px" %)A new Codelist with all Codes must be created|(% style="width:526px" %)
25 -|(% style="width:218px" %)Sentinel values|(% style="width:417px" %)Cannot be supported in the DSD|(% style="width:526px" %)Rules may be supported outside the DSD, in bilateral agreements
18 +)))|For a Measure Dimensions, all Concepts must reside in the same Concept Scheme
19 +|Arrays for values|Cannot be supported|Arrays are always reported in a verbose format, even if one value is reported
20 +|Measure Relationship|Can be ignored, as it does not affect dataset format|
21 +|Metadata Attributes|Can be created as Data Attributes|Not for extended facets
22 +|Multilingual Components|Cannot be supported|
23 +|No Measure|Can only be emulated by ignoring the Primary Measure value|
24 +|Use extended Codelist|A new Codelist with all Codes must be created|
25 +|Sentinel values|Cannot be supported in the DSD|Rules may be supported outside the DSD, in bilateral agreements
26 26  
27 27  The following table illustrates forward compatibility issues from SDMX 2.1 to 3.0.
28 28  
29 -(% style="width:1175.29px" %)
30 -|**SDMX 2.1 feature**|(% style="width:320px" %)**SDMX 3.0 compatibility**|(% style="width:634px" %)**Comments**
31 -|Measure Dimension|(% style="width:320px" %)(((
29 +|**SDMX 2.1 feature**|**SDMX 3.0 compatibility**|**Comments**
30 +|Measure Dimension|(((
32 32  Create a Dimension with role ‘MEASURE’
32 +
33 33  Or
34 +
34 34  Create multiple Measures from the Measure Dimension Concept Scheme
35 -)))|(% style="width:634px" %)If the dataset has to resemble that of SDMX 2.1 Structure Specific, then the first option must be used
36 -|Primary Measure|(% style="width:320px" %)(((
36 +)))|If the dataset has to resemble that of SDMX 2.1 Structure Specific, then the first option must be used
37 +|Primary Measure|(((
37 37  Create one Measure with role
39 +
38 38  ‘PRIMARY’; use id=”OBS_VALUE”
39 -)))|(% style="width:634px" %)
41 +)))|