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Changes for page 10 Constraints

Last modified by Helena on 2025/09/10 11:19
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edited by Helena
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1 -Methodology.SDMX 3\.0 Standards\. Technical notes.WebHome
Content
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180 180  
181 181  Notes:
182 182  
183 -[[AGE>>doc:xwiki:Glossary.Age.WebHome]] is constrained for the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] and is further restricted for the [[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] CENSUS_CUBE1.
183 +AGE is constrained for the DSD and is further restricted for the Dataflow CENSUS_CUBE1.
184 184  
185 -* The same (% style="color:#2ecc71" %)Constraint(%%) applies to both Provision Agreements.
185 +* The same Constraint applies to both Provision Agreements.
186 186  
187 187  The cascade rules elaborated above result as follows:
188 188  
189 -[[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]]
189 +DSD
190 190  
191 -* Constrained by eliminating [[code>>doc:xwiki:Glossary.Code.WebHome]] 001 from the [[code list>>doc:xwiki:Glossary.Code list.WebHome]] for the [[AGE>>doc:xwiki:Glossary.Age.WebHome]] [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]].
191 +* Constrained by eliminating code 001 from the code list for the AGE Dimension.
192 192  
193 -[[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] CENSUS_CUBE1
193 +Dataflow CENSUS_CUBE1
194 194  
195 -* Constrained by restricting the [[code list>>doc:xwiki:Glossary.Code list.WebHome]] for the [[AGE>>doc:xwiki:Glossary.Age.WebHome]] [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] to [[codes>>doc:xwiki:Glossary.Code.WebHome]] 002 and 003 (note that this is a more restrictive (% style="color:#2ecc71" %)constraint(%%) than that declared for the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] which specifies all [[codes>>doc:xwiki:Glossary.Code.WebHome]] except [[code>>doc:xwiki:Glossary.Code.WebHome]] 001).
196 -** Restricts the CAS [[codes>>doc:xwiki:Glossary.Code.WebHome]] to 003 and 004.
195 +* Constrained by restricting the code list for the AGE Dimension to codes 002 and 003 (note that this is a more restrictive constraint than that declared for the DSD which specifies all codes except code 001).
196 +** Restricts the CAS codes to 003 and 004.
197 197  
198 -[[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] CENSUS_CUBE2
198 +Dataflow CENSUS_CUBE2
199 199  
200 -* Restricts the [[code list>>doc:xwiki:Glossary.Code list.WebHome]] for the CAS [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] to [[codes>>doc:xwiki:Glossary.Code.WebHome]] TOT and NAP.
201 -** Inherits the [[AGE>>doc:xwiki:Glossary.Age.WebHome]] (% style="color:#2ecc71" %)constraint(%%) applied at the (% style="color:#2ecc71" %)level(%%) of the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]].
200 +* Restricts the code list for the CAS Dimension to codes TOT and NAP.
201 +** Inherits the AGE constraint applied at the level of the DSD.
202 202  
203 203  Provision Agreement CENSUS_CUBE1_IT
204 204  
205 -* Restricts the [[codes>>doc:xwiki:Glossary.Code.WebHome]] for the GEO [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] to IT and its children.
206 -** Inherits the (% style="color:#2ecc71" %)constraints(%%) from [[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] CENSUS_CUBE1 for the [[AGE>>doc:xwiki:Glossary.Age.WebHome]] and CAS Dimensions.
205 +* Restricts the codes for the GEO Dimension to IT and its children.
206 +** Inherits the constraints from Dataflow CENSUS_CUBE1 for the AGE and CAS Dimensions.
207 207  
208 208  Provision Agreement CENSUS_CUBE2_IT
209 209  
210 -* Restricts the [[codes>>doc:xwiki:Glossary.Code.WebHome]] for the GEO [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] to IT and its children.
211 -** Inherits the (% style="color:#2ecc71" %)constraints(%%) from [[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] CENSUS_CUBE2 for the CAS [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]].
212 -** Inherits the [[AGE>>doc:xwiki:Glossary.Age.WebHome]] (% style="color:#2ecc71" %)constraint(%%) applied at the (% style="color:#2ecc71" %)level(%%) of the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]].
210 +* Restricts the codes for the GEO Dimension to IT and its children.
211 +** Inherits the constraints from Dataflow CENSUS_CUBE2 for the CAS Dimension.
212 +** Inherits the AGE constraint applied at the level of the DSD.
213 213  
214 -The (% style="color:#2ecc71" %)Constraints(%%) are defined as follows:
214 +The Constraints are defined as follows:
215 215  
216 -[[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] (% style="color:#2ecc71" %)Constraint
216 +DSD Constraint
217 217  
218 218  [[image:1747386911707-332.png]]
219 219  
220 -[[Dataflow>>doc:xwiki:Glossary.Dataflow.WebHome]] (% style="color:#2ecc71" %)Constraints
220 +Dataflow Constraints
221 221  
222 222  [[image:1747386933952-158.png]]
223 223  
224 224  [[image:1747386970127-658.png]]
225 225  
226 -[[Provision Agreement>>doc:xwiki:Glossary.Provision agreement.WebHome]] (% style="color:#2ecc71" %)Constraint
226 +Provision Agreement Constraint
227 227  
228 228  [[image:1747386991329-805.png]]
229 229  
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231 231  
232 232  The possible combination of constraining terms are explained in this section, following a few examples.
233 233  
234 -Let’s assume a [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] with the following [[Components>>doc:xwiki:Glossary.Component.WebHome]]:
234 +Let’s assume a DSD with the following Components:
235 235  
236 236  [[image:1747387057775-838.png]]
237 237  
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257 257  
258 258  [[image:1747387188821-467.png]]
259 259  
260 -===== 10.3.4.2.3 Use Case 3: A Constraint on allowed values for some Dimensions combined with allowed values for some Attributes =====
260 +===== 0.3.4.2.3 Use Case 3: A Constraint on allowed values for some Dimensions combined with allowed values for some Attributes =====
261 261  
262 262  R1: Allow monthly and quarterly data
263 263  R2: Allow Mexico for vis-à-vis country
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269 269  
270 270  ===== 10.3.4.2.4 Use Case 4: A Constraint on allowed combinations for some =====
271 271  
272 -//**[[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] combined with specific [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] values**//
272 +//**Dimensions combined with specific Attribute values**//
273 273  
274 274  R1: Allow monthly data, for Germany, with unit euro
275 275  R2: Allow quarterly data, for Mexico, with unit usd
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289 289  
290 290  [[image:1747387330751-405.png]]
291 291  
292 -The problem with this approach is that according to the business rule for (% style="color:#2ecc71" %)Constraints(%%), only one should be specified per [[Component>>doc:xwiki:Glossary.Component.WebHome]]. Thus, if a software would perform some conflict resolution would end up with empty sets for FREQ and OBS_STATUS (as they do not share any values).
292 +The problem with this approach is that according to the business rule for Constraints, only one should be specified per Component. Thus, if a software would perform some conflict resolution would end up with empty sets for FREQ and OBS_STATUS (as they do not share any values).
293 293  
294 -Nevertheless, there is a much easier approach to that; this is the cascading mechanism of (% style="color:#2ecc71" %)Constraints(%%) (as shown in 10.3.4.1). Hence, these rules would be expressed into two (% style="color:#2ecc71" %)levels(%%) of (% style="color:#2ecc71" %)Constraints(%%), e.g., [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] and [[Dataflows>>doc:xwiki:Glossary.Dataflow.WebHome]]:
294 +Nevertheless, there is a much easier approach to that; this is the cascading mechanism of Constraints (as shown in 10.3.4.1). Hence, these rules would be expressed into two levels of Constraints, e.g., DSD and Dataflows:
295 295  
296 -[[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] CubeRegion:
296 +DSD CubeRegion:
297 297  
298 298  [[image:1747387369822-932.png]]
299 299  
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307 307  
308 308  ===== 10.3.4.2.6 Use case 6: A Constraint on allowed values for some Dimensions combined with allowed values for Measures =====
309 309  
310 -R1: Allow monthly data, for Germany, with unit euro, and [[measure>>doc:xwiki:Glossary.Measure.WebHome]] choice is 'A'
311 -R2: Allow quarterly data, for Mexico, with unit usd, and [[measure>>doc:xwiki:Glossary.Measure.WebHome]] choice is 'B' This is may be expressed with the following DataKeySet:
310 +R1: Allow monthly data, for Germany, with unit euro, and measure choice is 'A'
311 +R2: Allow quarterly data, for Mexico, with unit usd, and measure choice is 'B' This is may be expressed with the following DataKeySet:
312 312  
313 313  [[image:1747387437317-733.png]]
314 314  
315 315  ===== 10.3.4.2.7 Use Case 7: A Constraint with wildcards for Codes and removePrefix property =====
316 316  
317 -For this example, we assume that the VIS_CTY [[representation>>doc:xwiki:Glossary.Representation.WebHome]] has been prefixed with prefix ‘AREA_’. In this (% style="color:#2ecc71" %)Constraint(%%), we need to remove the prefix.
317 +For this example, we assume that the VIS_CTY representation has been prefixed with prefix ‘AREA_’. In this Constraint, we need to remove the prefix.
318 318  
319 319  R1: Allow monthly and quarterly data
320 320  R2: Allow vis-à-vis countries that start with M
321 321  R3: Remove the prefix ‘AREA_’
322 322  
323 -This may be expressed with the following CubeRegion:
324 -
325 325  [[image:1747387461703-763.png]]
326 326  
327 -10.3.4.2.8 Use Case 8: A Constraint with multilingual support on Attributes
325 +This may be expressed with the following CubeRegion:
328 328  
327 +===== 10.3.4.2.8 Use Case 8: A Constraint with multilingual support on Attributes =====
328 +
329 329  R1: Allow monthly and quarterly data
330 330  R2: Allow Mexico for vis-à-vis country
331 -R3: Allow a [[comment>>doc:xwiki:Glossary.Comment.WebHome]], in English, which includes the term adjusted for status
331 +R3: Allow a comment, in English, which includes the term adjusted for status
332 332  
333 333  This may be expressed with the following CubeRegion:
334 334  
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348 348  
349 349  Beyond the cube regions and keysets, there is one more constraining term, i.e., the ReleaseCalendar.
350 350  
351 -The ReleaseCalendar is the only term that does not apply on [[Components>>doc:xwiki:Glossary.Component.WebHome]]; it specifies the schedule of publication or reporting of the [[dataset>>doc:xwiki:Glossary.Data set.WebHome]] or metadataset.
351 +The ReleaseCalendar is the only term that does not apply on Components; it specifies the schedule of publication or reporting of the dataset or metadataset.
352 352  
353 353  For example, the ReleaseCalendar for Provider BIS, is specified in the three following terms:
354 354  
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358 358  
359 359  With the above terms, BIS would need to report data between the 10^^th^^ and 15^^th^^ of every month.
360 360  
361 -NOTE: The [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] 2.1 constraining term ReferencePeriod has been deprecated in [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] 3.0; thus, the TimeDimension and any [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] with a time [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] can be constrained within a CubeRegion or MetadataTargetRegion, using the TimeRangeValue.
361 +NOTE: The SDMX 2.1 constraining term ReferencePeriod has been deprecated in SDMX 3.0; thus, the TimeDimension and any Dimension with a time Representation can be constrained within a CubeRegion or MetadataTargetRegion, using the TimeRangeValue.