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Last modified by Artur on 2025/09/10 11:19
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edited by Helena
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153 153  
154 154  **Figure 30: Representation of DSD Components**
155 155  
156 -Each of Dimension, TimeDimension, Measure, DataAttribute and MetadataAttribute can have a Representation specified (using the localRepresentation association). If this is not specified in the DataStructureDefinition then the representation specified for Concept (coreRepresentation) is used. Measure, and DataAttribute may be also represented by multilingual text (as seen in the DataSet diagram further down). An exception is the MetadataAttribute, where its Representation is specified in the MetadataStructureDefinition.
156 +Each of [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]], TimeDimension, [[Measure>>doc:xwiki:Glossary.Measure.WebHome]], DataAttribute and MetadataAttribute can have a [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] specified (using the localRepresentation association). If this is not specified in the DataStructureDefinition then the [[representation>>doc:xwiki:Glossary.Representation.WebHome]] specified for (% style="color:#2ecc71" %)Concept(%%) (coreRepresentation) is used. [[Measure>>doc:xwiki:Glossary.Measure.WebHome]], and DataAttribute may be also represented by multilingual text (as seen in the [[DataSet>>doc:xwiki:Glossary.Data set.WebHome]] diagram further down). An exception is the MetadataAttribute, where its [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] is specified in the MetadataStructureDefinition.
157 157  
158 158  A DataStructureDefinition can be extended to form a derived DataStructureDefinition. This is supported in the StructureMap.
159 159  
160 160  ==== 5.3.2.2 Definitions ====
161 161  
162 -:
163 -
164 164  (((
165 165  (% style="width:834.039px" %)
166 -|**Class**|(% style="width:194px" %)**Feature**|(% style="width:454px" %)**Description**
167 -|StructureUsage|(% style="width:194px" %) |(% style="width:454px" %)See “SDMX Base”.
168 -|Dataflow|(% style="width:194px" %)(((
164 +|(% style="width:209px" %)**Class**|(% style="width:175px" %)**Feature**|(% style="width:454px" %)**Description**
165 +|(% style="width:209px" %)StructureUsage|(% style="width:175px" %) |(% style="width:454px" %)See “[[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] Base”.
166 +|(% style="width:209px" %)[[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]]|(% style="width:175px" %)(((
169 169  Inherits from
170 170  //StructureUsage//
171 -)))|(% style="width:454px" %)Abstract concept (i.e., the structure without any data) of a flow of data that providers will provide for different reference periods.
172 -| |(% style="width:194px" %)/structure|(% style="width:454px" %)Associates a Dataflow to the Data Structure Definition.
173 -|DataStructureDefiniti on|(% style="width:194px" %) |(% style="width:454px" %)A collection of metadata concepts, their structure and usage when used to collect or disseminate data.
174 -| |(% style="width:194px" %)/grouping|(% style="width:454px" %)An association to a set of metadata concepts that have an identified structural role in a Data Structure Definition.
175 -|GroupDimensionDescrip tor|(% style="width:194px" %)(((
169 +)))|(% style="width:454px" %)Abstract (% style="color:#2ecc71" %)concept(%%) (i.e., the structure without any data) of a flow of data that providers will provide for different reference periods.
170 +|(% style="width:209px" %) |(% style="width:175px" %)/structure|(% style="width:454px" %)Associates a [[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] to the Data Structure Definition.
171 +|(% style="width:209px" %)DataStructureDefiniti on|(% style="width:175px" %) |(% style="width:454px" %)A collection of metadata (% style="color:#2ecc71" %)concepts(%%), their structure and usage when used to collect or disseminate data.
172 +|(% style="width:209px" %) |(% style="width:175px" %)/grouping|(% style="width:454px" %)An association to a set of metadata (% style="color:#2ecc71" %)concepts(%%) that have an identified structural role in a Data Structure Definition.
173 +|(% style="width:209px" %)GroupDimensionDescriptor|(% style="width:175px" %)(((
176 176  Inherits from
177 177  //ComponentList//
178 -)))|(% style="width:454px" %)A set of metadata concepts that define a partial key derived from the Dimension Descriptor in a Data Structure Definition.
179 -| |(% style="width:194px" %)/components|(% style="width:454px" %)An association to the Dimension components that comprise the group.
180 -|DimensionDescriptor|(% style="width:194px" %)(((
176 +)))|(% style="width:454px" %)A set of metadata (% style="color:#2ecc71" %)concepts(%%) that define a partial key derived from the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] Descriptor in a Data Structure Definition.
177 +|(% style="width:209px" %) |(% style="width:175px" %)/components|(% style="width:454px" %)An association to the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] [[components>>doc:xwiki:Glossary.Component.WebHome]] that comprise the group.
178 +|(% style="width:209px" %)DimensionDescriptor|(% style="width:175px" %)(((
181 181  Inherits from
182 182  //ComponentList//
183 -)))|(% style="width:454px" %)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.
184 -| |(% style="width:194px" %)/components|(% style="width:454px" %)(((
185 -An association to the Dimension and Time Dimension comprising the Key Descriptor.
181 +)))|(% style="width:454px" %)An ordered set of metadata (% style="color:#2ecc71" %)concepts(%%) that, combined, classify a statistical series, and whose values, when combined (the key) in an instance such as a [[data set>>doc:xwiki:Glossary.Data set.WebHome]], uniquely identify a specific observation.
182 +|(% style="width:209px" %) |(% style="width:175px" %)/components|(% style="width:454px" %)(((
183 +An association to the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] and Time [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] comprising the Key Descriptor.
186 186  )))
187 -|AttributeDescriptor|(% style="width:194px" %)(((
185 +|(% style="width:209px" %)AttributeDescriptor|(% style="width:175px" %)(((
188 188  Inherits from
189 189  //ComponentList//
190 -)))|(% style="width:454px" %)A set metadata concepts that define the Attributes of a Data Structure Definition.
191 -| |(% style="width:194px" %)/components|(% style="width:454px" %)An association to a Data Attribute component.
192 -|MeasureDescriptor|(% style="width:194px" %)(((
188 +)))|(% style="width:454px" %)A set metadata (% style="color:#2ecc71" %)concepts(%%) that define the [[Attributes>>doc:xwiki:Glossary.Attribute.WebHome]] of a Data Structure Definition.
189 +|(% style="width:209px" %) |(% style="width:175px" %)/[[components>>doc:xwiki:Glossary.Component.WebHome]]|(% style="width:454px" %)An association to a Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] [[component>>doc:xwiki:Glossary.Component.WebHome]].
190 +|(% style="width:209px" %)MeasureDescriptor|(% style="width:175px" %)(((
193 193  Inherits from
194 194  //ComponentList//
195 -)))|(% style="width:454px" %)A metadata concept that defines the Measures of a Data Structure Definition.
196 -| |(% style="width:194px" %)/components|(% style="width:454px" %)An association to a Measure component.
197 -|//DimensionComponent//|(% style="width:194px" %)(((
193 +)))|(% style="width:454px" %)A metadata (% style="color:#2ecc71" %)concept(%%) that defines the [[Measures>>doc:xwiki:Glossary.Measure.WebHome]] of a Data Structure Definition.
194 +|(% style="width:209px" %) |(% style="width:175px" %)/components|(% style="width:454px" %)An association to a [[Measure>>doc:xwiki:Glossary.Measure.WebHome]] [[component>>doc:xwiki:Glossary.Component.WebHome]].
195 +|(% style="width:209px" %)//DimensionComponent//|(% style="width:175px" %)(((
198 198  Inherits from
199 -//Component//
197 +//[[Component>>doc:xwiki:Glossary.Component.WebHome]]//
200 200  
201 -Sub class Dimension
199 +Sub class [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]]
202 202  TimeDimension
203 -)))|(% style="width:454px" %)An abstract class representing any Component that can be used for identifying observations.
204 -| |(% style="width:194px" %)order|(% style="width:454px" %)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.
205 -|Dimension|(% style="width:194px" %)(((
201 +)))|(% style="width:454px" %)An abstract class representing any [[Component>>doc:xwiki:Glossary.Component.WebHome]] that can be used for identifying observations.
202 +|(% style="width:209px" %) |(% style="width:175px" %)order|(% style="width:454px" %)Specifies the order of the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] [[Components>>doc:xwiki:Glossary.Component.WebHome]] within the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]]. The property is used to indicate the position of the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] [[Component>>doc:xwiki:Glossary.Component.WebHome]] and determines the Key for identifying observations, or series. The Time [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]], when specified, must be the last within the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] Descriptor.
203 +|(% style="width:209px" %)[[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]]|(% style="width:175px" %)(((
206 206  Inherits from
207 207  //DimensionComponent//
208 -)))|(% style="width:454px" %)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.
209 -| |(% style="width:194px" %)/role|(% style="width:454px" %)Association to the Concept that specifies the role that that the Dimension plays in the Data Structure Definition.
210 -| |(% style="width:194px" %)/conceptIdentity|(% style="width:454px" %)An association to the metadata concept which defines the semantic of the Dimension.
211 -|TimeDimension|(% style="width:194px" %)(((
206 +)))|(% style="width:454px" %)A metadata (% style="color:#2ecc71" %)concept(%%) used (most probably together with other metadata (% style="color:#2ecc71" %)concepts(%%)) to classify a statistical series, e.g., a statistical (% style="color:#2ecc71" %)concept(%%) indicating a certain [[economic activity>>doc:xwiki:Glossary.Economic activity.WebHome]] or a geographical reference area.
207 +|(% style="width:209px" %) |(% style="width:175px" %)/role|(% style="width:454px" %)Association to the (% style="color:#2ecc71" %)Concept(%%) that specifies the role that that the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] plays in the Data Structure Definition.
208 +|(% style="width:209px" %) |(% style="width:175px" %)/conceptIdentity|(% style="width:454px" %)An association to the metadata (% style="color:#2ecc71" %)concept(%%) which defines the semantic of the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]].
209 +|(% style="width:209px" %)TimeDimension|(% style="width:175px" %)(((
212 212  Inherits from
213 213  //DimensionComponent//
214 -)))|(% style="width:454px" %)A metadata concept that identifies the component in the key structure that has the role of “time”.
215 -|DataAttribute|(% style="width:194px" %)(((
212 +)))|(% style="width:454px" %)A metadata (% style="color:#2ecc71" %)concept(%%) that identifies the [[component>>doc:xwiki:Glossary.Component.WebHome]] in the key structure that has the role of “time”.
213 +|(% style="width:209px" %)DataAttribute|(% style="width:175px" %)(((
216 216  Inherits from
217 -
218 -//Component//
215 +//[[Component>>doc:xwiki:Glossary.Component.WebHome]]//
219 219  )))|(% style="width:454px" %)A characteristic of an object or entity.
220 -| |(% style="width:194px" %)/role|(% style="width:454px" %)Association to the Concept that specifies the role that that the Data Attribute plays in the Data Structure Definition.
221 -| |(% style="width:194px" %)minOccurs|(% style="width:454px" %)Defines the minimum required occurrences for the Attribute. When equals to zero, the Attribute is conditional.
222 -| |(% style="width:194px" %)maxOccurs|(% style="width:454px" %)Defines the maximum allowed occurrences for the Attribute.
223 -| |(% style="width:194px" %)usage|(% style="width:454px" %)Defines whether a Data Attribute must be reported or not.
224 -| |(% style="width:194px" %)+relatedTo|(% style="width:454px" %)Association to an Attribute Relationship.
225 -| |(% style="width:194px" %)/conceptIdentity|(% style="width:454px" %)An association to the Concept which defines the semantic of the component.
226 -|Measure|(% style="width:194px" %)(((
217 +|(% style="width:209px" %) |(% style="width:175px" %)/role|(% style="width:454px" %)Association to the (% style="color:#2ecc71" %)Concept(%%) that specifies the role that that the Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] plays in the Data Structure Definition.
218 +|(% style="width:209px" %) |(% style="width:175px" %)minOccurs|(% style="width:454px" %)Defines the minimum required occurrences for the [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]]. When equals to zero, the [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is conditional.
219 +|(% style="width:209px" %) |(% style="width:175px" %)maxOccurs|(% style="width:454px" %)Defines the maximum allowed occurrences for the [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]].
220 +|(% style="width:209px" %) |(% style="width:175px" %)usage|(% style="width:454px" %)Defines whether a Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] must be reported or not.
221 +|(% style="width:209px" %) |(% style="width:175px" %)+relatedTo|(% style="width:454px" %)Association to an [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] Relationship.
222 +|(% style="width:209px" %) |(% style="width:175px" %)/conceptIdentity|(% style="width:454px" %)An association to the (% style="color:#2ecc71" %)Concept(%%) which defines the semantic of the [[component>>doc:xwiki:Glossary.Component.WebHome]].
223 +|(% style="width:209px" %)[[Measure>>doc:xwiki:Glossary.Measure.WebHome]]|(% style="width:175px" %)(((
227 227  Inherits from
228 -//Component//
229 -)))|(% style="width:454px" %)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.
230 -| |(% style="width:194px" %)/conceptIdentity|(% style="width:454px" %)An association to the Concept which carries the values of the measures.
231 -| |(% style="width:194px" %)minOccurs|(% style="width:454px" %)Defines the minimum required occurrences for the Measure. When equals to zero, the Measure is conditional.
232 -| |(% style="width:194px" %)maxOccurs|(% style="width:454px" %)Defines the maximum allowed occurrences for the Measure.
233 -| |(% style="width:194px" %)usage|(% style="width:454px" %)Defines whether a Measure must be reported or not.
234 -|//AttributeRelationship//|(% style="width:194px" %)(((
225 +//[[Component>>doc:xwiki:Glossary.Component.WebHome]]//
226 +)))|(% style="width:454px" %)The metadata (% style="color:#2ecc71" %)concept(%%) that is the phenomenon to be measured in a [[data set>>doc:xwiki:Glossary.Data set.WebHome]]. In a [[data set>>doc:xwiki:Glossary.Data set.WebHome]] the instance of the [[measure>>doc:xwiki:Glossary.Measure.WebHome]] is often called the observation.
227 +|(% style="width:209px" %) |(% style="width:175px" %)/conceptIdentity|(% style="width:454px" %)An association to the (% style="color:#2ecc71" %)Concept(%%) which carries the values of the [[measures>>doc:xwiki:Glossary.Measure.WebHome]].
228 +|(% style="width:209px" %) |(% style="width:175px" %)minOccurs|(% style="width:454px" %)Defines the minimum required occurrences for the [[Measure>>doc:xwiki:Glossary.Measure.WebHome]]. When equals to zero, the [[Measure>>doc:xwiki:Glossary.Measure.WebHome]] is conditional.
229 +|(% style="width:209px" %) |(% style="width:175px" %)maxOccurs|(% style="width:454px" %)Defines the maximum allowed occurrences for the [[Measure>>doc:xwiki:Glossary.Measure.WebHome]].
230 +|(% style="width:209px" %) |(% style="width:175px" %)usage|(% style="width:454px" %)Defines whether a [[Measure>>doc:xwiki:Glossary.Measure.WebHome]] must be reported or not.
231 +|(% style="width:209px" %)//AttributeRelationship//|(% style="width:175px" %)(((
235 235  Abstract Class
236 236  Sub classes
237 237  ObservationRelationship
238 -GroupRelationship DimensionRelationshi p
239 -)))|(% style="width:454px" %)Specifies the type of artefact to which a Data Attribute can be attached in a Data Set.
240 -|ObservationRelationsh ip|(% style="width:194px" %) |(% style="width:454px" %)The Data Attribute is related to the observations of the Data Set.
241 -|GroupRelationship|(% style="width:194px" %) |(% style="width:454px" %)The Data Attribute is related to a Group Dimension Descriptor construct.
242 -| |(% style="width:194px" %)+groupKey|(% style="width:454px" %)An association to the Group Dimension Descriptor
243 -|DimensionRelationship|(% style="width:194px" %) |(% style="width:454px" %)The Data Attribute is related to a set of Dimensions.
244 -| |(% style="width:194px" %)+dimensions|(% style="width:454px" %)Association to the set of Dimensions to which the Data Attribute is related.
245 -| |(% style="width:194px" %)+groupKey|(% style="width:454px" %)Association to the Group Dimension Descriptor which specifies the set of Dimensions to which the Data Attribute is attached.
246 -|MeasureRelationship|(% style="width:194px" %) |(% style="width:454px" %)The Measures that a Data Attribute is reported for.
247 -| |(% style="width:194px" %)+measures|(% style="width:454px" %)Association to the set of Measures to which a Data Attribute is related to.
248 -|SentinelValuesType|(% style="width:194px" %) |(% style="width:454px" %)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.
249 -|SentinelValue|(% style="width:194px" %) |(% style="width:454px" %)A value that has a special meaning within the text format representation of the Component.
250 -| |(% style="width:194px" %)+name|(% style="width:454px" %)An association of a Sentinel Value to a multilingual name.
251 -| |(% style="width:194px" %)+description|(% style="width:454px" %)An association of a Sentinel Value to a multilingual description.
235 +GroupRelationship DimensionRelationship
236 +)))|(% style="width:454px" %)Specifies the type of [[artefact>>doc:xwiki:Glossary.Artefact.WebHome]] to which a Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] can be attached in a [[Data Set>>doc:xwiki:Glossary.Data set.WebHome]].
237 +|(% style="width:209px" %)ObservationRelationship|(% style="width:175px" %) |(% style="width:454px" %)The Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is related to the observations of the [[Data Set>>doc:xwiki:Glossary.Data set.WebHome]].
238 +|(% style="width:209px" %)GroupRelationship|(% style="width:175px" %) |(% style="width:454px" %)The Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is related to a Group [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] Descriptor construct.
239 +|(% style="width:209px" %) |(% style="width:175px" %)+groupKey|(% style="width:454px" %)An association to the Group [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] Descriptor
240 +|(% style="width:209px" %)DimensionRelationship|(% style="width:175px" %) |(% style="width:454px" %)The Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is related to a set of [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]].
241 +|(% style="width:209px" %) |(% style="width:175px" %)+dimensions|(% style="width:454px" %)Association to the set of [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] to which the Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is related.
242 +|(% style="width:209px" %) |(% style="width:175px" %)+groupKey|(% style="width:454px" %)Association to the Group [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] Descriptor which specifies the set of [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] to which the Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is attached.
243 +|(% style="width:209px" %)MeasureRelationship|(% style="width:175px" %) |(% style="width:454px" %)The [[Measures>>doc:xwiki:Glossary.Measure.WebHome]] that a Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is reported for.
244 +|(% style="width:209px" %) |(% style="width:175px" %)+measures|(% style="width:454px" %)Association to the set of [[Measures>>doc:xwiki:Glossary.Measure.WebHome]] to which a Data [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] is related to.
245 +|(% style="width:209px" %)SentinelValuesType|(% style="width:175px" %) |(% style="width:454px" %)This [[facet>>doc:xwiki:Glossary.Facet.WebHome]] indicates that an [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] or a [[Measure>>doc:xwiki:Glossary.Measure.WebHome]] 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>>doc:xwiki:Glossary.Facet.WebHome]].
246 +|(% style="width:209px" %)SentinelValue|(% style="width:175px" %) |(% style="width:454px" %)A value that has a special meaning within the text format [[representation>>doc:xwiki:Glossary.Representation.WebHome]] of the [[Component>>doc:xwiki:Glossary.Component.WebHome]].
247 +|(% style="width:209px" %) |(% style="width:175px" %)+name|(% style="width:454px" %)An association of a Sentinel Value to a multilingual name.
248 +|(% style="width:209px" %) |(% style="width:175px" %)+description|(% style="width:454px" %)An association of a Sentinel Value to a multilingual description.
252 252  )))
253 253  
254 -The explanation of the classes, attributes, and associations comprising the Representation is described in the section on the SDMX Base.
251 +The explanation of the classes, [[attributes>>doc:xwiki:Glossary.Attribute.WebHome]], and associations comprising the [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] is described in the section on the [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] Base.
255 255  
256 256  == 5.4 Data Set – Relationship View ==
257 257  
258 258  === 5.4.1 Context ===
259 259  
260 -A data set comprises the collection of data values and associated metadata that are collected or disseminated according to a known DataStructureDefinition.
257 +A [[data set>>doc:xwiki:Glossary.Data set.WebHome]] comprises the collection of data values and associated metadata that are collected or disseminated according to a known DataStructureDefinition.
261 261  
262 262  === 5.4.2 Class Diagram ===
263 263  
... ... @@ -269,25 +269,25 @@
269 269  
270 270  ==== 5.4.3.1 Narrative – Data Set ====
271 271  
272 -Note that the //DataSet// must conform to the DataStructureDefinition associated to the Dataflow for which this DataSet is an “instance of data”. Whilst the model shows the association to the classes of the DataStructureDefinition, this is for conceptual purposes to show the link to the DataStructureDefinition. In the actual //DataSet// as exchanged there must, of course, be a reference to the DataStructureDefinition and optionally a Dataflow or a ProvisionAgreement, but the DataStructureDefinition is not necessarily exchanged with the data. Therefore, the DataStructureDefinition classes are shown in the grey areas, as these are not a part of the //DataSet// when the //DataSet// is exchanged. However, the structural metadata in the DataStructureDefinition can be used by an application to validate the contents of the //DataSet// in terms of the valid content of a //KeyValue// as defined by the Representation in the DataStructureDefinition.
269 +Note that the //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// must conform to the DataStructureDefinition associated to the [[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] for which this [[DataSet>>doc:xwiki:Glossary.Data set.WebHome]] is an “instance of data”. Whilst the model shows the association to the classes of the DataStructureDefinition, this is for conceptual purposes to show the link to the DataStructureDefinition. In the actual //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// as exchanged there must, of course, be a reference to the DataStructureDefinition and optionally a [[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] or a ProvisionAgreement, but the DataStructureDefinition is not necessarily exchanged with the data. Therefore, the DataStructureDefinition classes are shown in the grey areas, as these are not a part of the //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// when the //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// is exchanged. However, the [[structural metadata>>doc:xwiki:Glossary.Structural metadata.WebHome]] in the DataStructureDefinition can be used by an application to validate the contents of the //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// in terms of the valid content of a //KeyValue// as defined by the [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] in the DataStructureDefinition.
273 273  
274 -An organisation playing the role of DataProvider can be responsible for one or more //DataSet//.
271 +An organisation playing the role of DataProvider can be responsible for one or more //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]//.
275 275  
276 -A //DataSet// is formatted as a DataStructureDefinition specific data set (StructureSpecificDataSet). The structured data set is structured according to one specific DataStructureDefinition; hence the latter is required for validation at the syntax level.
273 +A //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// is formatted as a DataStructureDefinition specific [[data set>>doc:xwiki:Glossary.Data set.WebHome]] (StructureSpecificDataSet). The structured [[data set>>doc:xwiki:Glossary.Data set.WebHome]] is structured according to one specific DataStructureDefinition; hence the latter is required for validation at the syntax (% style="color:#2ecc71" %)level(%%).
277 277  
278 -A //DataSet// is a collection of a set of //Observation//s that share the same dimensionality, which is specified by a set of unique components (Dimension, TimeDimension) defined in the DimensionDescriptor of the DataStructureDefinition, together with associated
275 +A //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// is a collection of a set of //Observation//s that share the same dimensionality, which is specified by a set of unique [[components>>doc:xwiki:Glossary.Component.WebHome]] ([[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]], TimeDimension) defined in the DimensionDescriptor of the DataStructureDefinition, together with associated
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280 -//AttributeValue//s that define specific characteristics about the artefact to which it is attached – //Observation//s, set of Dimensions. It can be structured in terms of a SeriesKey to which //Observation//s are reported.
277 +//AttributeValue//s that define specific characteristics about the [[artefact>>doc:xwiki:Glossary.Artefact.WebHome]] to which it is attached – //Observation//s, set of [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]]. It can be structured in terms of a SeriesKey to which //Observation//s are reported.
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282 -The //Observation// can be the value(s) of the variable(s) being measured for the Concept associated to the Measure(s) in the MeasureDescriptor of the DataStructureDefinition. Each //Observation// associates one or more //ObservationValue//s with a KeyValue (+observationDimension) which is the value for the “Dimension at the Observation Level”. Any Dimension can be specified as being the “Dimension at the Observation Level”, and this specification is made at the level of the //DataSet// (i.e., it must be the same Dimension for the entire //DataSet//).
279 +The //Observation// can be the value(s) of the variable(s) being measured for the (% style="color:#2ecc71" %)Concept(%%) associated to the Measure(s) in the MeasureDescriptor of the DataStructureDefinition. Each //Observation// associates one or more //ObservationValue//s with a KeyValue (+observationDimension) which is the value for the “[[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] at the Observation (% style="color:#2ecc71" %)Level(%%)”. Any [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] can be specified as being the “[[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] at the Observation (% style="color:#2ecc71" %)Level(%%)”, and this specification is made at the (% style="color:#2ecc71" %)level(%%) of the //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]// (i.e., it must be the same [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] for the entire //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]//).
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284 -The //KeyValue// is a value for one of TimeDimension or Dimension specified in the DataStructureDefinition. If it is a Dimension, it can be coded (CodedKeyValue) or uncoded (UncodedKeyValue). If it is the TimeDimension then it is a TimeKeyValue. The actual value that the CodedDimensionValue can take must be one of the Codes in the Codelist specified as the Representation of the Dimension in the DataStructureDefinition.
281 +The //KeyValue// is a value for one of TimeDimension or [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] specified in the DataStructureDefinition. If it is a [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]], it can be coded (CodedKeyValue) or uncoded (UncodedKeyValue). If it is the TimeDimension then it is a TimeKeyValue. The actual value that the CodedDimensionValue can take must be one of the [[Codes>>doc:xwiki:Glossary.Code.WebHome]] in the Codelist specified as the [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] of the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] in the DataStructureDefinition.
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286 286  An ObservationValue can be coded – this is the CodedObservation – or it can be uncoded – this is the UncodedObservation. In the case of uncoded observations, the values may be multilingual – expressed via the TextMeasureValue – or not (OtherUncodedMeasureValue).
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288 -The GroupKey is a subunit of the //Key// that has the same dimensionality as the SeriesKey but defines a subset of the KeyValues of the SeriesKey. Its sub dimension structure is defined in the GroupDimensionDescriptor of the DataStructureDefinition identified by the same id as the GroupKey. The id identifies a “type” of group and the purpose of the GroupKey is to report one or more //AttributeValue// that are contained at this group level. The GroupKey is present when the GroupDimensionDescriptor is related to the GroupRelationship in the DataStructureDefinition. There can be many types of groups in a //DataSet//. If the Group is related to the DimensionRelationship in the DataStructureDefinition then the //AttributeValue// will be reported with the appropriate dimension in the SeriesKey or Observation.
285 +The GroupKey is a subunit of the //Key// that has the same dimensionality as the SeriesKey but defines a subset of the KeyValues of the SeriesKey. Its sub [[dimension>>doc:xwiki:Glossary.Dimension.WebHome]] structure is defined in the GroupDimensionDescriptor of the DataStructureDefinition identified by the same id as the GroupKey. The id identifies a “type” of group and the purpose of the GroupKey is to report one or more //AttributeValue// that are contained at this group (% style="color:#2ecc71" %)level(%%). The GroupKey is present when the GroupDimensionDescriptor is related to the GroupRelationship in the DataStructureDefinition. There can be many types of groups in a //[[DataSet>>doc:xwiki:Glossary.Data set.WebHome]]//. If the Group is related to the DimensionRelationship in the DataStructureDefinition then the //AttributeValue// will be reported with the appropriate [[dimension>>doc:xwiki:Glossary.Dimension.WebHome]] in the SeriesKey or Observation.
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290 -In this way each of SeriesKey, GroupKey, and Observation can have zero or more //AttributeValue//s that define some metadata about the object to which it is associated. The //AttributeValue// may be either a //DataAttributeValue// or a //MetadataAttributeValue//, representing values of DataAttributes defined in the DSD or MetadataAttributes of the linked MSD, respectively. The allowable Concepts and the objects to which these metadata can be associated (attached) are defined in the DataStructureDefinition and the linked MetadataStructureDefinition.
287 +In this way each of SeriesKey, GroupKey, and Observation can have zero or more //AttributeValue//s that define some metadata about the object to which it is associated. The //AttributeValue// may be either a //DataAttributeValue// or a //MetadataAttributeValue//, representing values of DataAttributes defined in the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] or MetadataAttributes of the linked [[MSD>>doc:xwiki:Glossary.Metadata structure definition.WebHome]], respectively. The allowable (% style="color:#2ecc71" %)Concepts(%%) and the objects to which these metadata can be associated (attached) are defined in the DataStructureDefinition and the linked MetadataStructureDefinition.
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292 292  The //AttributeValue// links to the object type (SeriesKey, GroupKey, Observation) to which it is associated.
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