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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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To version 14.1
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... ... @@ -146,7 +146,7 @@
146 146  
147 147  The following logic explains how the inheritance mechanism works. Note that this is conceptual logic and actual systems may differ in the way this is implemented.
148 148  
149 -*
149 +*
150 150  *1. Determine all possible keys that are valid at the higher level.
151 151  *1. These keys are deemed to be inherited by the lower-level constrained object, subject to the Constraints specified at the lower level.
152 152  *1. Determine all possible keys that are possible using the Constraints specified at the lower level.
... ... @@ -155,7 +155,7 @@
155 155  
156 156  === 10.3.4 Constraints Examples ===
157 157  
158 -==== 10.3.4.1 Data Constraint and Cascading ====
158 +==== 10.3.4.1 Data Constraint and Cascading ====
159 159  
160 160  The following scenario is used.
161 161  
... ... @@ -215,18 +215,128 @@
215 215  
216 216  DSD Constraint
217 217  
218 -[[image:1747386911707-332.png]]
218 +**<str:DataConstraint agencyID="SDMX" id="DATA_CONSTRAINT" version="1.0.0draft" type="Allowed">**
219 219  
220 +**<com:Name xml:lang="en">SDMX 3.0 Data Constraint sample</com:Name>**
221 +
222 +**<str:ConstraintAttachment>**
223 +
224 +**<str:DataStructure>urn:sdmx:org.sdmx.infomodel.datastructure.**
225 +
226 +**DataStructure=CENSUSHUB:CENSUS(1.0.0)</str:DataStructure>**
227 +
228 +**</str:ConstraintAttachment>**
229 +
230 +**<str:CubeRegion include="true">**
231 +
232 +**<!~-~- the ability to exclude values is illustrated – i.e., all values valid except this one ~-~->**
233 +
234 +**<com:KeyValue id="AGE" include="false">**
235 +
236 +**<com:Value>001</com:Value>**
237 +
238 +**</com:KeyValue>**
239 +
240 +**</str:CubeRegion>**
241 +
242 +**</str:DataConstraint>**
243 +
220 220  Dataflow Constraints
221 221  
222 -[[image:1747386933952-158.png]]
246 +**<str:DataConstraint agencyID="SDMX" id="DATA_CONSTRAINT_2" version="1.0.0draft" type="Allowed">**
223 223  
224 -[[image:1747386970127-658.png]]
248 +**<com:Name xml:lang="en">SDMX 3.0 Data Constraint sample</com:Name>**
225 225  
250 +**<str:ConstraintAttachment>**
251 +
252 +**<str:Dataflow>urn:sdmx:org.sdmx.infomodel.datastructure.Dataflow=**
253 +
254 +**CENSUSHUB:CENSUS_CUBE1(1.0.0)</str:Dataflow>**
255 +
256 +**</str:ConstraintAttachment>**
257 +
258 +**<str:CubeRegion include="true">**
259 +
260 +**<com:KeyValue id="AGE" include="true">**
261 +
262 +**<com:Value>002</com:Value>**
263 +
264 +**<com:Value>003</com:Value>**
265 +
266 +**</com:KeyValue>**
267 +
268 +**<com:KeyValue id="CAS">**
269 +
270 +**<com:Value>003</com:Value>**
271 +
272 +**<com:Value>004</com:Value>**
273 +
274 +**</com:KeyValue>**
275 +
276 +**</str:CubeRegion>**
277 +
278 +**</str:DataConstraint>**
279 +
280 +**<str:DataConstraint agencyID="SDMX" id="DATA_CONSTRAINT_3" version="1.0.0draft" type="Allowed">**
281 +
282 +**<com:Name xml:lang="en">SDMX 3.0 Data Constraint sample</com:Name>**
283 +
284 +**<str:ConstraintAttachment>**
285 +
286 +**<str:Dataflow>urn:sdmx:org.sdmx.infomodel.datastructure.Dataflow=**
287 +
288 +**CENSUSHUB:CENSUS_CUBE2(1.0.0)</str:Dataflow>**
289 +
290 +**</str:ConstraintAttachment>**
291 +
292 +**<str:CubeRegion include="true">**
293 +
294 +**<com:KeyValue id="CAS" include="true">**
295 +
296 +**<com:Value>TOT</com:Value>**
297 +
298 +**<com:Value>NAP</com:Value>**
299 +
300 +**</com:KeyValue>**
301 +
302 +**</str:CubeRegion>**
303 +
304 +**</str:DataConstraint>**
305 +
226 226  Provision Agreement Constraint
227 227  
228 -[[image:1747386991329-805.png]]
308 +**<str:DataConstraint agencyID="SDMX" id="DATA_CONSTRAINT_4" version="1.0.0draft" type="Allowed">**
229 229  
310 +**<com:Name xml:lang="en">SDMX 3.0 Data Constraint sample</com:Name>**
311 +
312 +**<str:ConstraintAttachment>**
313 +
314 +**<str:ProvisionAgreement>urn:sdmx:org.sdmx.infomodel.registry.**
315 +
316 +**ProvisionAgreement=CENSUSHUB:CENSUS_CUBE1_IT(1.0.0)**
317 +
318 +**</str:ProvisionAgreement>**
319 +
320 +**<str:ProvisionAgreement>urn:sdmx:org.sdmx.infomodel.registry.**
321 +
322 +**ProvisionAgreement=CENSUSHUB:CENSUS_CUBE2_IT(1.0.0)**
323 +
324 +**</str:ProvisionAgreement>**
325 +
326 +**</str:ConstraintAttachment>**
327 +
328 +**<str:CubeRegion include="true">**
329 +
330 +**<com:KeyValue id="GEO" include="true">**
331 +
332 +**<com:Value cascadeValues="true">IT</com:Value>**
333 +
334 +**</com:KeyValue>**
335 +
336 +**</str:CubeRegion>**
337 +
338 +**</str:DataConstraint**
339 +
230 230  ==== 10.3.4.2 Combination of Constraints ====
231 231  
232 232  The possible combination of constraining terms are explained in this section, following a few examples.
... ... @@ -233,39 +233,54 @@
233 233  
234 234  Let’s assume a DSD with the following Components:
235 235  
236 -[[image:1747387057775-838.png]]
346 +|Dimension|FREQ
347 +|Dimension|JD_TYPE
348 +|Dimension|JD_CATEGORY
349 +|Dimension|VIS_CTY
350 +|TimeDimension|TIME_PERIOD
351 +|Attribute|OBS_STATUS
352 +|Attribute|UNIT
353 +|Attribute|COMMENT
354 +|MetadataAttribute|CONTACT
355 +|Measure|MULTISELECT
356 +|Measure|CHOICE
237 237  
238 -[[image:1747387089210-741.png]]
239 -
240 240  On the above, let’s assume the following use cases with their constraining requirements:
241 241  
242 242  ===== 10.3.4.2.1 Use Case 1: A Constraint on allowed values for some Dimensions =====
243 243  
244 244  R1: Allow monthly and quarterly data
363 +
245 245  R2: Allow Mexico for vis-à-vis country
246 246  
247 247  This is expressed with the following CubeRegion:
248 248  
249 -[[image:1747387154981-708.png]]
368 +|FREQ|M, Q
369 +|VIS_CTY|MX
250 250  
251 251  ===== 10.3.4.2.2 Use Case 2: A Constraint on allowed combinations for some Dimensions =====
252 252  
253 253  R1: Allow monthly data for Germany
374 +
254 254  R2: Allow quarterly data for Mexico
255 255  
256 256  This is expressed with the following DataKeySet:
257 257  
258 -[[image:1747387188821-467.png]]
379 +|(% rowspan="2" %)Key1|FREQ|M
380 +|VIS_CTY|DE
381 +|(% rowspan="2" %)Key2|FREQ|Q
382 +|VIS_CTY|MX
259 259  
260 -===== 0.3.4.2.3 Use Case 3: A Constraint on allowed values for some Dimensions combined with allowed values for some Attributes =====
384 +===== 10.3.4.2.3 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
387 +
263 263  R2: Allow Mexico for vis-à-vis country
389 +
264 264  R3: Allow present for status
265 265  
266 266  This may be expressed with the following CubeRegion:
267 267  
268 -
269 269  |FREQ|M, Q
270 270  |VIS_CTY|MX
271 271  |OBS_STATUS|A
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