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Changes for page 10 Constraints

Last modified by Artur on 2025/09/10 11:19
From version 1.16
edited by Helena
on 2025/06/16 12:23
Change comment: There is no comment for this version
To version 1.8
edited by Helena
on 2025/06/16 12:17
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -298,18 +298,17 @@
298 298  
299 299  Let’s assume a DSD with the following Components:
300 300  
301 -(% style="width:459.294px" %)
302 -|(% style="width:204px" %)(% style="color:#3498db" %)Dimension|(% style="width:252px" %)(% style="color:#3498db" %)FREQ
303 -|(% style="width:204px" %)(% style="color:#3498db" %)Dimension|(% style="width:252px" %)(% style="color:#3498db" %)JD_TYPE
304 -|(% style="width:204px" %)(% style="color:#3498db" %)Dimension|(% style="width:252px" %)(% style="color:#3498db" %)JD_CATEGORY
305 -|(% style="width:204px" %)(% style="color:#3498db" %)Dimension|(% style="width:252px" %)(% style="color:#3498db" %)VIS_CTY
306 -|(% style="width:204px" %)(% style="color:#2980b9" %)TimeDimension|(% style="width:252px" %)(% style="color:#2980b9" %)TIME_PERIOD
307 -|(% style="width:204px" %)(% style="color:#16a085" %)Attribute|(% style="width:252px" %)(% style="color:#16a085" %)OBS_STATUS
308 -|(% style="width:204px" %)(% style="color:#16a085" %)Attribute|(% style="width:252px" %)(% style="color:#16a085" %)UNIT
309 -|(% style="width:204px" %)(% style="color:#16a085" %)Attribute|(% style="width:252px" %)(% style="color:#16a085" %)COMMENT
310 -|(% style="width:204px" %)(% style="color:#f39c12" %)MetadataAttribute|(% style="width:252px" %)(% style="color:#f39c12" %)CONTACT
311 -|(% style="width:204px" %)(% style="color:#e74c3c" %)Measure|(% style="width:252px" %)(% style="color:#e74c3c" %)MULTISELECT
312 -|(% style="width:204px" %)(% style="color:#e74c3c" %)Measure|(% style="width:252px" %)(% style="color:#e74c3c" %)CHOICE
301 +|Dimension|FREQ
302 +|Dimension|JD_TYPE
303 +|Dimension|JD_CATEGORY
304 +|Dimension|VIS_CTY
305 +|TimeDimension|TIME_PERIOD
306 +|Attribute|OBS_STATUS
307 +|Attribute|UNIT
308 +|Attribute|COMMENT
309 +|MetadataAttribute|CONTACT
310 +|Measure|MULTISELECT
311 +|Measure|CHOICE
313 313  
314 314  On the above, let’s assume the following use cases with their constraining requirements:
315 315  
... ... @@ -321,9 +321,8 @@
321 321  
322 322  This is expressed with the following CubeRegion:
323 323  
324 -(% style="width:287.294px" %)
325 -|(% style="width:131px" %)(% style="color:#3498db" %)FREQ|(% style="width:153px" %)(% style="color:#3498db" %)M, Q
326 -|(% style="width:131px" %)(% style="color:#3498db" %)VIS_CTY|(% style="width:153px" %)(% style="color:#3498db" %)MX
323 +|FREQ|M, Q
324 +|VIS_CTY|MX
327 327  
328 328  **Use Case 2: A Constraint on allowed combinations for some Dimensions**
329 329  
... ... @@ -333,11 +333,10 @@
333 333  
334 334  This is expressed with the following DataKeySet:
335 335  
336 -(% style="width:388.294px" %)
337 -|(% style="width:105px" %)(% style="color:#2980b9" %)Key1|(% style="width:137px" %)(% style="color:#2980b9" %)FREQ|(% style="width:143px" %)(% style="color:#2980b9" %)M
338 -|(% style="width:105px" %) |(% style="width:137px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:143px" %)(% style="color:#2980b9" %)DE
339 -|(% rowspan="2" style="width:105px" %)(% style="color:#2980b9" %)Key2|(% style="width:137px" %)(% style="color:#2980b9" %)FREQ|(% style="width:143px" %)(% style="color:#2980b9" %)Q
340 -|(% style="width:137px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:143px" %)(% style="color:#2980b9" %)MX
334 +|Key1|FREQ|M
335 +| |VIS_CTY|DE
336 +|(% rowspan="2" %)Key2|FREQ|Q
337 +|VIS_CTY|MX
341 341  
342 342  **Use Case 3: A Constraint on allowed values for some Dimensions combined with allowed values for some Attributes** R1: Allow monthly and quarterly data
343 343  
... ... @@ -347,10 +347,9 @@
347 347  
348 348  This may be expressed with the following CubeRegion:
349 349  
350 -(% style="width:285.294px" %)
351 -|(% style="width:143px" %)(% style="color:#2980b9" %)FREQ|(% style="width:139px" %)(% style="color:#2980b9" %)M, Q
352 -|(% style="width:143px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:139px" %)(% style="color:#2980b9" %)MX
353 -|(% style="width:143px" %)(% style="color:#27ae60" %)OBS_STATUS|(% style="width:139px" %)(% style="color:#27ae60" %)A
347 +|FREQ|M, Q
348 +|VIS_CTY|MX
349 +|OBS_STATUS|A
354 354  
355 355  **Use Case 4: A Constraint on allowed combinations for some Dimensions combined with specific Attribute values**
356 356  
... ... @@ -360,13 +360,12 @@
360 360  
361 361  This may be expressed with the following DataKeySet:
362 362  
363 -(% style="width:389.294px" %)
364 -|(% rowspan="3" style="width:89px" %)(% style="color:#2980b9" %)Key1|(% style="width:153px" %)(% style="color:#2980b9" %)FREQ|(% style="width:142px" %)(% style="color:#2980b9" %)M
365 -|(% style="width:153px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:142px" %)(% style="color:#2980b9" %)DE
366 -|(% style="width:153px" %)(% style="color:#27ae60" %)UNIT|(% style="width:142px" %)(% style="color:#27ae60" %)EUR
367 -|(% rowspan="3" style="width:89px" %)(% style="color:#2980b9" %)Key2|(% style="width:153px" %)(% style="color:#2980b9" %)FREQ|(% style="width:142px" %)(% style="color:#2980b9" %)Q
368 -|(% style="width:153px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:142px" %)(% style="color:#2980b9" %)MX
369 -|(% style="width:153px" %)(% style="color:#27ae60" %)UNIT|(% style="width:142px" %)(% style="color:#27ae60" %)USD
359 +|(% rowspan="3" %)Key1|FREQ|M
360 +|VIS_CTY|DE
361 +|UNIT|EUR
362 +|(% rowspan="3" %)Key2|FREQ|Q
363 +|VIS_CTY|MX
364 +|UNIT|USD
370 370  
371 371  **Use Case 5: A Constraint on allowed values for some Dimensions together with some combination of Dimension values**
372 372  
... ... @@ -376,13 +376,12 @@
376 376  
377 377  Considering the above examples, the following CubeRegions would be created:
378 378  
379 -(% style="width:449.294px" %)
380 -|(% rowspan="3" style="width:126px" %)(% style="color:#2980b9" %)CubeRegion1|(% style="width:137px" %)(% style="color:#2980b9" %)FREQ|(% style="width:183px" %)(% style="color:#2980b9" %)Q, A
381 -|(% style="width:137px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:183px" %)(% style="color:#2980b9" %)MX, DE
382 -|(% style="width:137px" %)(% style="color:#27ae60" %)OBS_STATUS|(% style="width:183px" %)(% style="color:#27ae60" %)A
383 -|(% rowspan="3" style="width:126px" %)(% style="color:#2980b9" %)CubeRegion2|(% style="width:137px" %)(% style="color:#2980b9" %)FREQ|(% style="width:183px" %)(% style="color:#2980b9" %)M
384 -|(% style="width:137px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:183px" %)(% style="color:#2980b9" %)MX, DE
385 -|(% style="width:137px" %)(% style="color:#27ae60" %)OBS_STATUS|(% style="width:183px" %)(% style="color:#27ae60" %)F
374 +|(% rowspan="3" %)CubeRegion1|FREQ|Q, A
375 +|VIS_CTY|MX, DE
376 +|OBS_STATUS|A
377 +|(% rowspan="3" %)CubeRegion2|FREQ|M
378 +|VIS_CTY|MX, DE
379 +|OBS_STATUS|F
386 386  
387 387  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).
388 388  
... ... @@ -390,24 +390,21 @@
390 390  
391 391  DSD CubeRegion:
392 392  
393 -(% style="width:280.294px" %)
394 -|(% style="width:156px" %)(% style="color:#2980b9" %)FREQ|(% style="width:121px" %)(% style="color:#2980b9" %)M, Q, A
395 -|(% style="width:156px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:121px" %)(% style="color:#2980b9" %)MX, DE
396 -|(% style="width:156px" %)(% style="color:#27ae60" %)OBS_STATUS|(% style="width:121px" %)(% style="color:#27ae60" %)A, F
387 +|FREQ|M, Q, A
388 +|VIS_CTY|MX, DE
389 +|OBS_STATUS|A, F
397 397  
398 398  Dataflow1 CubeRegion:
399 399  
400 -(% style="width:285.294px" %)
401 -|(% style="width:157px" %)(% style="color:#2980b9" %)FREQ|(% style="width:125px" %)(% style="color:#2980b9" %)Q, A
402 -|(% style="width:157px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:125px" %)(% style="color:#2980b9" %)MX, DE
403 -|(% style="width:157px" %)(% style="color:#27ae60" %)OBS_STATUS|(% style="width:125px" %)(% style="color:#27ae60" %)F
393 +|FREQ|Q, A
394 +|VIS_CTY|MX, DE
395 +|OBS_STATUS|F
404 404  
405 405  Dataflow2 CubeRegion:
406 406  
407 -(% style="width:288.294px" %)
408 -|(% style="width:159px" %)(% style="color:#2980b9" %)FREQ|(% style="width:126px" %)(% style="color:#2980b9" %)M
409 -|(% style="width:159px" %)(% style="color:#2980b9" %)VIS_CTY|(% style="width:126px" %)(% style="color:#2980b9" %)MX, DE
410 -|(% style="width:159px" %)(% style="color:#27ae60" %)OBS_STATUS|(% style="width:126px" %)(% style="color:#27ae60" %)A
399 +|FREQ|M
400 +|VIS_CTY|MX, DE
401 +|OBS_STATUS|A
411 411  
412 412  **Use case 6: A Constraint on allowed values for some Dimensions combined with allowed values for Measures**
413 413