Changes for page 5 Data Structure Definition and Dataset
Last modified by Helena K. on 2026/06/08 16:58
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... ... @@ -18,12 +18,11 @@ 18 18 Versioning – //VersionableArtefact// 19 19 Maintenance – //MaintainableArtefact// 20 20 21 - 22 22 == 5.2 Inheritance View == 23 23 24 24 === 5.2.1 Class Diagram === 25 25 26 -[[image: image53.png]]25 +[[image:1749246368774-202.jpeg]] 27 27 28 28 **Figure 27 Class inheritance in the Data Structure Definition and Data Set Packages** 29 29 ... ... @@ -89,7 +89,7 @@ 89 89 90 90 === 5.3.1 Class Diagram === 91 91 92 -[[image: image54.png]]91 +[[image:1749246368782-690.jpeg]] 93 93 94 94 **Figure 28 Relationship class diagram of the Data Structure Definition excluding representation** 95 95 ... ... @@ -134,7 +134,7 @@ 134 134 * Observation (ObservationRelationship) 135 135 * In addition to the positioning of an //AttributeComponent// within a //DataSet//, another relationship indicates the Measure(s) for which the //AttributeComponent// is reported. Regardless of the position of the //AttributeComponent// within the //DataSet//, the //AttributeComponent// may concern one, more than one, or all Measures included in the DSD. This is expressed using the MeasureRelationship class, which relates a DataAttribute to one or more Measures. Lack of the MeasureRelationship defaults to a relationship to all Measures. 136 136 137 -[[image: image55.png]]136 +[[image:1749246368785-499.jpeg]] 138 138 139 139 **Figure 29: Attribute Attachment Defined in the Data Structure Definition** 140 140 ... ... @@ -147,7 +147,7 @@ 147 147 |Group|(% style="width:537px" %)The value of the Attribute varies with combination of values for all of the Dimensions contained in the Group. This is added as a convenience to listing all Dimensions and the attachment Group, but should only be used when the Attribute value varies based on all Group Dimension values.|(% style="width:434px" %)The attribute is reported at the level of Group. 148 148 |Observation|(% style="width:537px" %)The value of the Attribute varies with the observed value.|(% style="width:434px" %)The attribute is reported at the level of Observation. 149 149 150 -[[image: image56.png]]149 +[[image:1749246368790-555.jpeg]] 151 151 152 152 **Figure 30: Representation of DSD Components** 153 153 ... ... @@ -157,97 +157,115 @@ 157 157 158 158 ==== 5.3.2.2 Definitions ==== 159 159 160 -(% style="width:981.835px" %) 161 -|(% style="width:204px" %)**Class**|(% style="width:236px" %)**Feature**|(% style="width:538px" %)**Description** 162 -|(% style="width:204px" %)StructureUsage|(% style="width:236px" %) |(% style="width:538px" %)See “SDMX Base”. 163 -|(% style="width:204px" %)Dataflow|(% style="width:236px" %)((( 159 +|**Class**|**Feature**|**Description** 160 +|StructureUsage| |See “SDMX Base”. 161 +|Dataflow|((( 164 164 Inherits from 165 165 166 166 //StructureUsage// 167 -)))| (% style="width:538px" %)Abstract concept (i.e., the structure without any data) of a flow of data that providers will provide for different reference periods.168 -| (%style="width:204px" %)|(% style="width:236px" %)/structure|(% style="width:538px" %)Associates a Dataflow to the Data Structure Definition.169 -| (%style="width:204px" %)|(% style="width:236px" %)dimensionConstraint|(% style="width:538px" %)A list of Dimensions which the Dataflow uses. This is only required when the referenced DataStructureDefinition has the evolvingStructure property set to true and when the association to the DataStructureDefinition in on the latest minor version{{footnote}}Referencing the latest minor version of the Data Structure is achieved by the reference including the plus operator on the minor version to indicate it links to the latest stable version, for example 2.0+.0 will resolve to the highest version 2.x.y.{{/footnote}}.170 -| (% style="width:204px" %)DataStructureDefinition|(%style="width:236px" %)|(% style="width:538px" %)A collection of metadata concepts, their structure and usage when used to collect or disseminate data.171 -| (%style="width:204px" %)|(% style="width:236px" %)/grouping|(% style="width:538px" %)An association to a set of metadata concepts that have an identified structural role in a Data Structure Definition.172 -| (%style="width:204px" %)|(% style="width:236px" %)evolvingStructure|(% style="width:538px" %)An optional boolean property, defaulting to false. When true the DataStructureDefinition may have new Dimensions added without having to change its major version number.173 -| (% style="width:204px" %)GroupDimensionDescriptor|(% style="width:236px" %)(((165 +)))|Abstract concept (i.e., the structure without any data) of a flow of data that providers will provide for different reference periods. 166 +| |/structure|Associates a Dataflow to the Data Structure Definition. 167 +| |dimensionConstraint|A list of Dimensions which the Dataflow uses. This is only required when the referenced DataStructureDefinition has the evolvingStructure property set to true and when the association to the DataStructureDefinition in on the latest minor version{{footnote}}Referencing the latest minor version of the Data Structure is achieved by the reference including the plus operator on the minor version to indicate it links to the latest stable version, for example 2.0+.0 will resolve to the highest version 2.x.y.{{/footnote}}. 168 +|DataStructureDefiniti on| |A collection of metadata concepts, their structure and usage when used to collect or disseminate data. 169 +| |/grouping|An association to a set of metadata concepts that have an identified structural role in a Data Structure Definition. 170 +| |evolvingStructure|An optional boolean property, defaulting to false. When true the DataStructureDefinition may have new Dimensions added without having to change its major version number. 171 +|GroupDimensionDescrip tor|((( 174 174 Inherits from 173 + 175 175 //ComponentList// 176 -)))| (% style="width:538px" %)A set of metadata concepts that define a partial key derived from the Dimension Descriptor in a Data Structure Definition.177 -| (%style="width:204px" %)|(% style="width:236px" %)/components|(% style="width:538px" %)An association to the Dimension components that comprise the group.178 -| (% style="width:204px" %)DimensionDescriptor|(% style="width:236px" %)(((175 +)))|A set of metadata concepts that define a partial key derived from the Dimension Descriptor in a Data Structure Definition. 176 +| |/components|An association to the Dimension components that comprise the group. 177 +|DimensionDescriptor|((( 179 179 Inherits from 179 + 180 180 //ComponentList// 181 -)))| (% style="width:538px" %)An ordered set of metadata concepts that, combined, classify a statistical series, and whose values, when combined (the key) in an instance such as a data set, uniquely identify a specific observation.182 -| (%style="width:204px" %)|(% style="width:236px" %)/components|(% style="width:538px" %)An association to the Dimension and Time Dimension comprising the Key Descriptor.183 -| (% style="width:204px" %)AttributeDescriptor|(% style="width:236px" %)(((181 +)))|An ordered set of metadata concepts that, combined, classify a statistical series, and whose values, when combined (the key) in an instance such as a data set, uniquely identify a specific observation. 182 +| |/components|An association to the Dimension and Time Dimension comprising the Key Descriptor. 183 +|AttributeDescriptor|((( 184 184 Inherits from 185 + 185 185 //ComponentList// 186 -)))| (% style="width:538px" %)A set metadata concepts that define the Attributes of a Data Structure Definition.187 -| (%style="width:204px" %)|(% style="width:236px" %)/components|(% style="width:538px" %)An association to a Data Attribute component.188 -| (% style="width:204px" %)MeasureDescriptor|(% style="width:236px" %)(((187 +)))|A set metadata concepts that define the Attributes of a Data Structure Definition. 188 +| |/components|An association to a Data Attribute component. 189 +|MeasureDescriptor|((( 189 189 Inherits from 191 + 190 190 //ComponentList// 191 -)))| (% style="width:538px" %)A metadata concept that defines the Measures of a Data Structure Definition.192 -| (%style="width:204px" %)|(% style="width:236px" %)/components|(% style="width:538px" %)An association to a Measure component.193 -| (% style="width:204px" %)//DimensionComponent//|(% style="width:236px" %)(((193 +)))|A metadata concept that defines the Measures of a Data Structure Definition. 194 +| |/components|An association to a Measure component. 195 +|//DimensionComponent//|((( 194 194 Inherits from 197 + 195 195 //Component// 199 + 196 196 Sub class 201 + 197 197 Dimension 203 + 198 198 TimeDimension 199 -)))|(% style="width:538px" %)An abstract class representing any Component that can be used for identifying observations. 200 -|(% style="width:211px" %) |(% style="width:235px" %)Order|(% style="width:534px" %)Specifies the order of the Dimension Components within the DSD. The property is used to indicate the position of the Dimension Component and determines the Key for identifying observations, or series. The Time Dimension, when specified, must be the last within the Dimension Descriptor. 201 -|(% style="width:211px" %)Dimension|(% style="width:235px" %)((( 205 +)))|An abstract class representing any Component that can be used for identifying observations. 206 + 207 +|**Class**|**Feature**|**Description** 208 +| |Order|Specifies the order of the Dimension Components within the DSD. The property is used to indicate the position of the Dimension Component and determines the Key for identifying observations, or series. The Time Dimension, when specified, must be the last within the Dimension Descriptor. 209 +|Dimension|((( 202 202 Inherits from 211 + 203 203 //DimensionComponent// 204 -)))| (% style="width:534px" %)A metadata concept used (most probably together with other metadata concepts) to classify a statistical series, e.g., a statistical concept indicating a certain economic activity or a geographical reference area.205 -| (%style="width:211px" %)|(% style="width:235px" %)/role|(% style="width:534px" %)Association to the Concept that specifies the role that that the Dimension plays in the Data Structure Definition.206 -| (%style="width:211px" %)|(% style="width:235px" %)/conceptIdentity|(% style="width:534px" %)An association to the metadata concept which defines the semantic of the Dimension.207 -| (% style="width:211px" %)TimeDimension|(% style="width:235px" %)(((213 +)))|A metadata concept used (most probably together with other metadata concepts) to classify a statistical series, e.g., a statistical concept indicating a certain economic activity or a geographical reference area. 214 +| |/role|Association to the Concept that specifies the role that that the Dimension plays in the Data Structure Definition. 215 +| |/conceptIdentity|An association to the metadata concept which defines the semantic of the Dimension. 216 +|TimeDimension|((( 208 208 Inherits from 218 + 209 209 //DimensionComponent// 210 -)))| (% style="width:534px" %)A metadata concept that identifies the component in the key structure that has the role of “time”.211 -| (% style="width:211px" %)DataAttribute|(% style="width:235px" %)(((220 +)))|A metadata concept that identifies the component in the key structure that has the role of “time”. 221 +|DataAttribute|((( 212 212 Inherits from 223 + 213 213 //Component// 214 -)))| (% style="width:534px" %)A characteristic of an object or entity.215 -| (%style="width:211px" %)|(% style="width:235px" %)/role|(% style="width:534px" %)Association to the Concept that specifies the role that that the Data Attribute plays in the Data Structure Definition.216 -| (%style="width:211px" %)|(% style="width:235px" %)minOccurs|(% style="width:534px" %)Defines the minimum required occurrences for the Attribute. When equals to zero, the Attribute is conditional.217 -| (%style="width:211px" %)|(% style="width:235px" %)maxOccurs|(% style="width:534px" %)Defines the maximum allowed occurrences for the Attribute.218 -| (%style="width:211px" %)|(% style="width:235px" %)Usage|(% style="width:534px" %)Defines whether a Data Attribute must be reported or not.219 -| (%style="width:211px" %)|(% style="width:235px" %)+relatedTo|(% style="width:534px" %)Association to an Attribute Relationship.220 -| (%style="width:211px" %)|(% style="width:235px" %)/conceptIdentity|(% style="width:534px" %)An association to the Concept which defines the semantic of the component.221 -| (% style="width:211px" %)Measure|(% style="width:235px" %)(((225 +)))|A characteristic of an object or entity. 226 +| |/role|Association to the Concept that specifies the role that that the Data Attribute plays in the Data Structure Definition. 227 +| |minOccurs|Defines the minimum required occurrences for the Attribute. When equals to zero, the Attribute is conditional. 228 +| |maxOccurs|Defines the maximum allowed occurrences for the Attribute. 229 +| |Usage|Defines whether a Data Attribute must be reported or not. 230 +| |+relatedTo|Association to an Attribute Relationship. 231 +| |/conceptIdentity|An association to the Concept which defines the semantic of the component. 232 +|Measure|((( 222 222 Inherits from 234 + 223 223 //Component// 224 -)))| (% style="width:534px" %)The metadata concept that is the phenomenon to be measured in a data set. In a data set the instance of the measure is often called the observation.225 -| (%style="width:211px" %)|(% style="width:235px" %)/conceptIdentity|(% style="width:534px" %)An association to the Concept which carries the values of the measures.226 -| (%style="width:211px" %)|(% style="width:235px" %)minOccurs|(% style="width:534px" %)Defines the minimum required occurrences for the Measure. When equals to zero, the Measure is conditional.227 -| (%style="width:211px" %)|(% style="width:235px" %)maxOccurs|(% style="width:534px" %)Defines the maximum allowed occurrences for the Measure.228 -| (%style="width:211px" %)|(% style="width:235px" %)Usage|(% style="width:534px" %)Defines whether a Measure must be reported or not.229 -| (% style="width:211px" %)//AttributeRelationship//|(% style="width:235px" %)(((236 +)))|The metadata concept that is the phenomenon to be measured in a data set. In a data set the instance of the measure is often called the observation. 237 +| |/conceptIdentity|An association to the Concept which carries the values of the measures. 238 +| |minOccurs|Defines the minimum required occurrences for the Measure. When equals to zero, the Measure is conditional. 239 +| |maxOccurs|Defines the maximum allowed occurrences for the Measure. 240 +| |Usage|Defines whether a Measure must be reported or not. 241 +|//AttributeRelationship//|((( 230 230 Abstract Class 243 + 231 231 Sub classes 232 -ObservationRelationship 233 -GroupRelationship DimensionRelationship 234 -)))|(% style="width:534px" %)Specifies the type of artefact to which a Data Attribute can be attached in a Data Set. 235 -|(% style="width:211px" %)ObservationRelationship|(% style="width:235px" %) |(% style="width:534px" %)The Data Attribute is related to the observations of the Data Set. 236 -|(% style="width:211px" %)GroupRelationship|(% style="width:235px" %) |(% style="width:534px" %)The Data Attribute is related to a Group Dimension Descriptor construct. 237 -|(% style="width:211px" %) |(% style="width:235px" %)+groupKey|(% style="width:534px" %)An association to the Group Dimension Descriptor 238 -|(% style="width:211px" %)DimensionRelationship|(% style="width:235px" %) |(% style="width:534px" %)The Data Attribute is related to a set of Dimensions. 239 -|(% style="width:211px" %) |(% style="width:235px" %)+dimensions|(% style="width:534px" %)Association to the set of Dimensions to which the Data Attribute is related. 240 -|(% style="width:211px" %) |(% style="width:235px" %)+groupKey|(% style="width:534px" %)Association to the Group Dimension Descriptor which specifies the set of Dimensions to which the Data Attribute is attached. 241 -|(% style="width:211px" %)MeasureRelationship|(% style="width:235px" %) |(% style="width:534px" %)The Measures that a Data Attribute is reported for. 242 -|(% style="width:211px" %) |(% style="width:235px" %)+measures|(% style="width:534px" %)Association to the set of Measures to which a Data Attribute is related to. 243 -|(% style="width:211px" %)SentinelValuesType|(% style="width:235px" %) |(% style="width:534px" %)This facet indicates that an Attribute or a Measure has sentinel values with special meaning within their data type. This is realised by providing such values within the TextFormat, in addition to any textType or other Facet. 244 -|(% style="width:211px" %)SentinelValue|(% style="width:235px" %) |(% style="width:534px" %)A value that has a special meaning within the text format representation of the Component. 245 -|(% style="width:211px" %) |(% style="width:235px" %)+name|(% style="width:534px" %)An association of a Sentinel Value to a multilingual name. 246 -|(% style="width:211px" %) |(% style="width:235px" %)+description|(% style="width:534px" %)An association of a Sentinel Value to a multilingual description. 247 247 246 +ObservationRelations hip 247 + 248 +GroupRelationship DimensionRelationshi p 249 +)))|Specifies the type of artefact to which a Data Attribute can be attached in a Data Set. 250 +|ObservationRelationsh ip| |The Data Attribute is related to the observations of the Data Set. 251 +|GroupRelationship| |The Data Attribute is related to a Group Dimension Descriptor construct. 252 +| |+groupKey|An association to the Group Dimension Descriptor 253 +|DimensionRelationship| |The Data Attribute is related to a set of Dimensions. 254 +| |+dimensions|Association to the set of Dimensions to which the Data Attribute is related. 255 +| |+groupKey|Association to the Group Dimension Descriptor which specifies the set of Dimensions to which the Data Attribute is attached. 256 +|MeasureRelationship| |The Measures that a Data Attribute is reported for. 257 +| |+measures|Association to the set of Measures to which a Data Attribute is related to. 258 +|SentinelValuesType| |This facet indicates that an Attribute or a Measure has sentinel values with special meaning within their data type. This is realised by providing such values within the TextFormat, in addition to any textType or other Facet. 259 +|SentinelValue| |A value that has a special meaning within the text format representation of the Component. 260 +| |+name|An association of a Sentinel Value to a multilingual name. 261 +| |+description|An association of a Sentinel Value to a multilingual description. 262 + 263 + 264 + 248 248 The explanation of the classes, attributes, and associations comprising the Representation is described in the section on the SDMX Base. 249 249 250 -== 5.4 Data Set – Relationship View == 267 +==== //5.4 Data Set – Relationship View// ==== 251 251 252 252 === 5.4.1 Context === 253 253 ... ... @@ -255,7 +255,7 @@ 255 255 256 256 === 5.4.2 Class Diagram === 257 257 258 -[[image: image57.png]]275 +[[image:1749246368794-672.jpeg]] 259 259 260 260 **Figure 31: Class Diagram of the Data Set** 261 261 ... ... @@ -290,7 +290,8 @@ 290 290 |(% style="width:200px" %)//DataSet//|(% style="width:285px" %)((( 291 291 Abstract Class 292 292 Sub classes 293 -StructureSpecificDataSet 310 +StructureSpecificData 311 +Set 294 294 )))|(% style="width:454px" %)An organised collection of data. 295 295 |(% style="width:200px" %) |(% style="width:285px" %)reportingBegin|(% style="width:454px" %)A specific time period in a known system of time periods that identifies the start period of a report. 296 296 |(% style="width:200px" %) |(% style="width:285px" %)reportingEnd|(% style="width:454px" %)A specific time period in a known system of time periods that identifies the end period of a report. ... ... @@ -302,10 +302,14 @@ 302 302 |(% style="width:200px" %) |(% style="width:285px" %)setId|(% style="width:454px" %)Provides an identification of the data set. 303 303 |(% style="width:200px" %) |(% style="width:285px" %)action|(% style="width:454px" %)Defines the action to be taken by the recipient system (information, append, replace, delete) 304 304 |(% style="width:200px" %) |(% style="width:285px" %)describedBy|(% style="width:454px" %)((( 305 -Associates a Dataflow and thereby a Data Structure Definition to the data set. 323 +Associates a Dataflow and thereby a Data Structure 324 + 325 +Definition to the data set. 306 306 ))) 307 307 |(% style="width:200px" %) |(% style="width:285px" %)+structuredBy|(% style="width:454px" %)((( 308 -Associates the Data Structure Definition that defines the structure of the Data Set. Note that the Data Structure Definition is the same as that associated (non-mandatory) to the Dataflow. 328 +Associates the Data Structure Definition that defines the structure of the Data Set. Note that the Data Structure Definition is the same as that associated 329 + 330 +(non-mandatory) to the Dataflow. 309 309 ))) 310 310 |(% style="width:200px" %) |(% style="width:285px" %)+publishedBy|(% style="width:454px" %)Associates the Data Provider that reports/publishes the data. 311 311 |(% style="width:200px" %)StructureSpecificDataSet|(% style="width:285px" %) |(% style="width:454px" %)An XML specific data format structure that contains data corresponding to one specific Data Structure Definition. ... ... @@ -363,8 +363,11 @@ 363 363 |(% style="width:200px" %) |(% style="width:285px" %)+observationDimension|(% style="width:454px" %)Association to the Key Value that holds the value of the “Dimension at the Observation Level”. 364 364 |(% style="width:200px" %)//ObservationValue//|(% style="width:285px" %)((( 365 365 Abstract class 388 + 366 366 Sub classes 390 + 367 367 //UncodedObservationValue// 392 + 368 368 CodedObservation 369 369 )))|(% style="width:454px" %) 370 370 |(% style="width:200px" %)//UncodedObservationValue//|(% style="width:285px" %)((( ... ... @@ -406,16 +406,20 @@ 406 406 )))|(% style="width:454px" %)The value of a Data Attribute, such as the instance of a Coded Attribute or of an Uncoded Attribute in a structure such as a Data Structure Definition. 407 407 |(% style="width:200px" %) |(% style="width:285px" %)+valueFor|(% style="width:454px" %)((( 408 408 Association to the Data Attribute defined in the Data Structure Definition. Note that this is conceptual association as the Concept is identified explicitly in the data set. 434 + 409 409 The source multiplicity (1..*) indicates the possibility to provide more than one values for a Data Attribute, if the latter allows it. 410 410 ))) 411 411 |(% style="width:200px" %)//MetadataAttributeValue//|(% style="width:285px" %)((( 412 -(explained further in section “Metadata Set”) 438 +(explained further in section 439 + 440 +“Metadata Set”) 413 413 )))|(% style="width:454px" %)The value of a Metadata Attribute, as specified in the Metadata Structure Definition, which is linked in the Data Structure Definition 414 414 |(% style="width:200px" %)//UncodedAttributeValue//|(% style="width:285px" %)((( 415 415 Inherits from 416 416 //AttributeValue// 417 417 Sub classes 418 -OtherUncodedAttributeValue 446 +OtherUncodedAttribute 447 +Value 419 419 TextAttributeValue 420 420 )))|(% style="width:454px" %) 421 421 |(% style="width:200px" %)OtherUncodedAttributeValue|(% style="width:285px" %)(((
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