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Changes for page 13 Structure Mapping

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1 -{{box title="**Contents**"}}
2 -{{toc/}}
3 -{{/box}}
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13 +(((
14 +**Contents**
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25 +*
26 +** [[13.1 Introduction>>doc:null||anchor="H13.1Introduction"]]
27 +** [[13.2 1-1 structure maps>>doc:null||anchor="H13.21-1structuremaps"]]
28 +** [[13.3 N-n structure maps>>doc:null||anchor="H13.3N-nstructuremaps"]]
29 +** [[13.4 Ambiguous mapping rules>>doc:null||anchor="H13.4Ambiguousmappingrules"]]
30 +** [[13.5 Representation maps>>doc:null||anchor="H13.5Representationmaps"]]
31 +** [[13.6 Regular expression and substring rules>>doc:null||anchor="H13.6Regularexpressionandsubstringrules"]]
32 +*** [[13.6.1 Regular expressions>>doc:null||anchor="H13.6.1Regularexpressions"]]
33 +*** [[13.6.2 Substrings>>doc:null||anchor="H13.6.2Substrings"]]
34 +** [[13.7 Mapping non-SDMX time formats to SDMX formats>>doc:null||anchor="H13.7Mappingnon-SDMXtimeformatstoSDMXformats"]]
35 +*** [[13.7.1 Pattern based dates>>doc:null||anchor="H13.7.1Patternbaseddates"]]
36 +*** [[13.7.2 Numerical based datetime>>doc:null||anchor="H13.7.2Numericalbaseddatetime"]]
37 +*** [[13.7.3 Mapping more complex time inputs>>doc:null||anchor="H13.7.3Mappingmorecomplextimeinputs"]]
38 +** [[13.8 Using TIME_PERIOD in mapping rules>>doc:null||anchor="H13.8UsingTIME_PERIODinmappingrules"]]
39 +** [[13.9 Time span mapping rules using validity periods>>doc:null||anchor="H13.9Timespanmappingrulesusingvalidityperiods"]]
40 +** [[13.10 Mapping examples>>doc:null||anchor="H13.10Mappingexamples"]]
41 +*** [[13.10.1 Many to one mapping (N3513 -1)>>doc:null||anchor="H13.10.1A0Manytoonemapping28N3513-129"]]
42 +*** [[13.10.2 Mapping other data types to Code Id>>doc:null||anchor="H13.10.2MappingotherdatatypestoCodeId"]]
43 +*** [[13.10.3 Observation Attributes for Time Period>>doc:null||anchor="H13.10.3ObservationAttributesforTimePeriod"]]
44 +*** [[13.10.4 Time mapping>>doc:null||anchor="H13.10.4Timemapping"]]
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5 5  == 13.1 Introduction ==
6 6  
7 7  The purpose of [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] structure mapping is to transform [[datasets>>doc:sdmx:Glossary.Data set.WebHome]] from one dimensionality to another. In practice, this means that the input and output [[datasets>>doc:sdmx:Glossary.Data set.WebHome]] conform to different Data Structure Definition.
... ... @@ -8,7 +8,7 @@
8 8  
9 9  Structure mapping does not alter the [[observation values>>doc:sdmx:Glossary.Observation value.WebHome]] and is not intended to perform any aggregations or calculations.
10 10  
11 -An input series maps to:
56 +An input series (% style="color:#e74c3c" %)maps(%%) to:
12 12  
13 13  1. Exactly one output series; or
14 14  1. Multiple output series with different [[Series Keys>>doc:sdmx:Glossary.Series key.WebHome]], but the same [[observation values>>doc:sdmx:Glossary.Observation value.WebHome]]; or
... ... @@ -18,7 +18,7 @@
18 18  
19 19  * Transforming received data into a common internal structure;
20 20  * Transforming reported data into the data collector's preferred structure;
21 -* Transforming unidimensional [[datasets>>doc:sdmx:Glossary.Data set.WebHome]]{{footnote}}Unidimensional datasets are those with a single 'indicator' or 'series code' dimension.{{/footnote}}^^{{footnote}}Unidimensional datasets are those with a single 'indicator' or 'series code' dimension.{{/footnote}}^^ to multi-dimensional; and
66 +* Transforming unidimensional [[datasets>>doc:sdmx:Glossary.Data set.WebHome]](% contenteditable="false" tabindex="-1" data-macro="startmacro:footnote|-||-|Unidimensional datasets are those with a single 'indicator' or 'series code' dimension." data-widget="xwiki-macro" class="macro hidden macro-placeholder" %)macro:footnote(% contenteditable="false" tabindex="-1" data-macro="startmacro:footnote|-||-|Unidimensional datasets are those with a single 'indicator' or 'series code' dimension." data-widget="xwiki-macro" class="macro footnoteRef" id="x_footnote_ref_1" %)^^[[1>>doc:null||anchor="x_footnote_1"]]^^(%%) to multi-dimensional; and
22 22  * Transforming internal [[datasets>>doc:sdmx:Glossary.Data set.WebHome]] with a complex structure to a simpler structure with fewer [[dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] suitable for dissemination.
23 23  
24 24  == 13.2 1-1 structure maps ==
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25 25  
26 26  1-1 (pronounced 'one to one') mappings support the simple use case where the value of a [[Component>>doc:sdmx:Glossary.Component.WebHome]] in the source structure is translated to a different value in the target, usually where different classification schemes are used for the same Concept.
27 27  
28 -In the example below, ISO 2-character country [[codes>>doc:sdmx:Glossary.Code.WebHome]] are mapped to their ISO 3character equivalent.
73 +In the example below, ISO 2-character country [[codes>>doc:sdmx:Glossary.Code.WebHome]] are (% style="color:#e74c3c" %)mapped(%%) to their ISO 3character equivalent.
29 29  
30 30  (% style="width:585.294px" %)
31 31  |(% style="width:173px" %)**Country**|(% style="width:180px" %)**Alpha-2 code**|(% style="width:229px" %)**Alpha-3 code**
... ... @@ -36,7 +36,7 @@
36 36  |(% style="width:173px" %)Andorra|(% style="width:180px" %)AD|(% style="width:229px" %)AND
37 37  |(% style="width:173px" %)etc…|(% style="width:180px" %) |(% style="width:229px" %)
38 38  
39 -Different source values can also map to the same target value, for example when deriving regions from country [[codes>>doc:sdmx:Glossary.Code.WebHome]].
84 +Different source values can also (% style="color:#e74c3c" %)map(%%) to the same target value, for example when deriving regions from country [[codes>>doc:sdmx:Glossary.Code.WebHome]].
40 40  
41 41  (% style="width:490.294px" %)
42 42  |(% style="width:260px" %)Source Component: REF_AREA|(% style="width:227px" %)Target Component: REGION
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48 48  
49 49  == 13.3 N-n structure maps ==
50 50  
51 -N-n (pronounced 'N to N') mappings describe rules where a specified combination of values in multiple source [[Components>>doc:sdmx:Glossary.Component.WebHome]] map to specified values in one or more target [[Components>>doc:sdmx:Glossary.Component.WebHome]]. For example, when mapping a partial [[Series Key>>doc:sdmx:Glossary.Series key.WebHome]] from a highly multidimensional cube (like Balance of Payments) to a single 'Indicator' [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] in a target Data Structure.
96 +N-n (pronounced 'N to N') mappings describe rules where a specified combination of values in multiple source [[Components>>doc:sdmx:Glossary.Component.WebHome]] (% style="color:#e74c3c" %)map(%%) to specified values in one or more target [[Components>>doc:sdmx:Glossary.Component.WebHome]]. For example, when mapping a partial [[Series Key>>doc:sdmx:Glossary.Series key.WebHome]] from a highly multidimensional cube (like Balance of Payments) to a single 'Indicator' [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] in a target Data Structure.
52 52  
53 53  Example:
54 54  
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130 130  
131 131  == 13.5 Representation maps ==
132 132  
133 -[[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Maps replace the [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] 2.1 Codelist Maps and are used describe explicit mappings between source and target [[Component>>doc:sdmx:Glossary.Component.WebHome]] values.
178 +[[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Maps(%%) replace the [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] 2.1 Codelist (% style="color:#e74c3c" %)Maps(%%) and are used describe explicit mappings between source and target [[Component>>doc:sdmx:Glossary.Component.WebHome]] values.
134 134  
135 -The source and target of a [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Map can reference any of the following:
180 +The source and target of a [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Map(%%) can reference any of the following:
136 136  
137 137  1. Codelist
138 138  1. Free Text (restricted by type, e.g String, Integer, Boolean)
139 139  1. Valuelist
140 140  
141 -A [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Map mapping ISO 2-character to ISO 3-character Codelists would take the following form:
186 +A [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Map(%%) mapping ISO 2-character to ISO 3-character Codelists would take the following form:
142 142  
143 143  (% style="width:356.294px" %)
144 144  |(% style="width:167px" %)CL_ISO_ALPHA2|(% style="width:186px" %)CL_ISO_ALPHA3
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149 149  |(% style="width:167px" %)AD|(% style="width:186px" %)AND
150 150  |(% style="width:167px" %)etc…|(% style="width:186px" %)
151 151  
152 -A [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Map mapping free text country names to an ISO 2-character Codelist could be similarly described:
197 +A [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Map(%%) mapping free text country names to an ISO 2-character Codelist could be similarly described:
153 153  
154 154  (% style="width:364.294px" %)
155 155  |(% style="width:169px" %)Text|(% style="width:192px" %)CL_ISO_ALPHA2
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163 163  
164 164  Valuelists, introduced in [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] 3.0, are equivalent to Codelists but allow the maintenance of non-[[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] identifiers. Importantly, their IDs do not need to conform to IDType, but as a consequence are not Identifiable.
165 165  
166 -When used in [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Maps, Valuelists allow Non-[[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] identifiers containing characters like £, $, % to be mapped to [[Code>>doc:sdmx:Glossary.Code.WebHome]] IDs, or [[Codes>>doc:sdmx:Glossary.Code.WebHome]] mapped to non-[[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] identifiers.
211 +When used in [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Maps(%%), Valuelists allow Non-[[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] identifiers containing characters like £, $, % to be (% style="color:#e74c3c" %)mapped(%%) to [[Code>>doc:sdmx:Glossary.Code.WebHome]] IDs, or [[Codes>>doc:sdmx:Glossary.Code.WebHome]] (% style="color:#e74c3c" %)mapped(%%) to non-[[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] identifiers.
167 167  
168 168  In common with Codelists, each item in a Valuelist has a multilingual name giving it a human-readable label and an optional description. For example:
169 169  
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173 173  |(% style="width:126px" %)%|(% style="width:133px" %)En|(% style="width:173px" %)Percentage
174 174  |(% style="width:126px" %) |(% style="width:133px" %)fr|(% style="width:173px" %)Pourcentage
175 175  
176 -Other characteristics of [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Maps:
221 +Other characteristics of [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Maps(%%):
177 177  
178 -* Support the mapping of multiple source [[Component>>doc:sdmx:Glossary.Component.WebHome]] values to multiple Target [[Component>>doc:sdmx:Glossary.Component.WebHome]] values as described in section 13.3 on n-to-n mappings; this covers also the case of mapping an [[Attribute>>doc:sdmx:Glossary.Attribute.WebHome]] with an array [[representation>>doc:sdmx:Glossary.Representation.WebHome]] to map combinations of values to a single target value;
179 -* Allow source or target mappings for an Item to be optional allowing rules such as 'A maps to nothing' or 'nothing maps to A'; and
180 -* Support for mapping rules where regular expressions or substrings are used to match source [[Component>>doc:sdmx:Glossary.Component.WebHome]] values. Refer to section 13.6 for more on this topic.
223 +* Support the (% style="color:#e74c3c" %)mapping(%%) of multiple source [[Component>>doc:sdmx:Glossary.Component.WebHome]] values to multiple Target [[Component>>doc:sdmx:Glossary.Component.WebHome]] values as described in section 13.3 on n-to-n mappings; this covers also the case of (% style="color:#e74c3c" %)mapping(%%) an [[Attribute>>doc:sdmx:Glossary.Attribute.WebHome]] with an array [[representation>>doc:sdmx:Glossary.Representation.WebHome]] to (% style="color:#e74c3c" %)map(%%) combinations of values to a single target value;
224 +* Allow source or target mappings for an Item to be optional allowing rules such as 'A (% style="color:#e74c3c" %)maps(%%) to nothing' or 'nothing (% style="color:#e74c3c" %)maps(%%) to A'; and
225 +* Support for (% style="color:#e74c3c" %)mapping(%%) rules where regular expressions or substrings are used to match source [[Component>>doc:sdmx:Glossary.Component.WebHome]] values. Refer to section 13.6 for more on this topic.
181 181  
182 182  == 13.6 Regular expression and substring rules ==
183 183  
184 184  It is common for classifications to contain meanings within the identifier, for example the [[code>>doc:sdmx:Glossary.Code.WebHome]] Id 'XULADS' may refer to a particular seasonality because it starts with the letters XU.
185 185  
186 -With [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] 2.1 each [[code>>doc:sdmx:Glossary.Code.WebHome]] that starts with XU had to be individually mapped to the same seasonality, and additional mappings added when new [[Codes>>doc:sdmx:Glossary.Code.WebHome]] were added to the Codelists. This led to many hundreds or thousands of mappings which can be more efficiently summarised in a single conceptual rule:
231 +With [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] 2.1 each [[code>>doc:sdmx:Glossary.Code.WebHome]] that starts with XU had to be individually (% style="color:#e74c3c" %)mapped(%%) to the same seasonality, and additional mappings added when new [[Codes>>doc:sdmx:Glossary.Code.WebHome]] were added to the Codelists. This led to many hundreds or thousands of mappings which can be more efficiently summarised in a single conceptual rule:
187 187  
188 188  //If starts with 'XU' map to 'Y'//
189 189  
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236 236  |(% style="width:169px" %)ABC_DEF_XYZ|(% style="width:147px" %)5|(% style="width:133px" %)3|(% style="width:171px" %)DEF
237 237  |(% style="width:169px" %)XULADS|(% style="width:147px" %)1|(% style="width:133px" %)2|(% style="width:171px" %)XU
238 238  
239 -Sub-strings can therefore be used for the conceptual rule //If starts with 'XU' map to Y// as shown in the following example:
284 +Sub-strings can therefore be used for the conceptual rule //If starts with 'XU' (% style="color:#e74c3c" %)map(%%) to Y// as shown in the following example:
240 240  
241 241  (% style="width:628.294px" %)
242 242  |(% style="width:163px" %)Start|(% style="width:158px" %)Length|(% style="width:128px" %)Source|(% style="width:176px" %)Target
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244 244  
245 245  == 13.7 Mapping non-SDMX time formats to SDMX formats ==
246 246  
247 -Structure mapping allows non-[[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] compliant time values in source [[datasets>>doc:sdmx:Glossary.Data set.WebHome]] to be mapped to an [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] compliant time format.
292 +Structure mapping allows non-[[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] compliant time values in source [[datasets>>doc:sdmx:Glossary.Data set.WebHome]] to be (% style="color:#e74c3c" %)mapped(%%) to an [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] compliant time format.
248 248  
249 249  Two types of time input are defined:
250 250  
... ... @@ -272,13 +272,13 @@
272 272  There are two important points to note:
273 273  
274 274  1. The output frequency determines the output date format, but the default output can be redefined using a Frequency Format mapping to force explicit rules on how the output [[time period>>doc:sdmx:Glossary.Time period.WebHome]] is formatted.
275 -1. To support the use case of changing frequency the structure map can optionally provide a start of year [[attribute>>doc:sdmx:Glossary.Attribute.WebHome]], which defines the year start date in MM-DD format. For example: YearStart=04-01.
320 +1. To support the use case of changing frequency the structure (% style="color:#e74c3c" %)map(%%) can optionally provide a start of year [[attribute>>doc:sdmx:Glossary.Attribute.WebHome]], which defines the year start date in MM-DD format. For example: YearStart=04-01.
276 276  
277 277  === 13.7.1 Pattern based dates ===
278 278  
279 279  Date and [[time formats>>doc:sdmx:Glossary.Time format.WebHome]] are specified by date and time pattern strings based on Java's Simple Date Format. Within date and time pattern strings, unquoted letters from 'A' to 'Z' and from 'a' to 'z' are interpreted as pattern letters representing the [[components>>doc:sdmx:Glossary.Component.WebHome]] of a date or time string. Text can be quoted using single quotes (') to avoid interpretation. "''" represents a single quote. All other characters are not interpreted; they're simply copied into the output string during formatting or matched against the input string during parsing.
280 280  
281 -Due to the fact that dates may differ per locale, an optional property, defining the locale of the pattern, is provided. This would assist processing of source dates, according to the given locale{{footnote}}A list of commonly used locales can be found in the Java supported locales: https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html{{/footnote}}^^{{footnote}}A list of commonly used locales can be found in the Java supported locales: https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html{{/footnote}}^^. An indicative list of examples is presented in the following table:
326 +Due to the fact that dates may differ per locale, an optional property, defining the locale of the pattern, is provided. This would assist processing of source dates, according to the given locale(% contenteditable="false" tabindex="-1" data-macro="startmacro:footnote|-||-|A list of commonly used locales can be found in the Java supported locales: https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html" data-widget="xwiki-macro" class="macro hidden macro-placeholder" %)macro:footnote(% contenteditable="false" tabindex="-1" data-macro="startmacro:footnote|-||-|A list of commonly used locales can be found in the Java supported locales: https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html" data-widget="xwiki-macro" class="macro footnoteRef" id="x_footnote_ref_2" %)^^[[2>>doc:null||anchor="x_footnote_2"]]^^(%%). An indicative list of examples is presented in the following table:
282 282  
283 283  (% style="width:604.294px" %)
284 284  |(% style="width:172px" %)English (en)|(% style="width:216px" %)Australia (AU)|(% style="width:213px" %)en-AU
... ... @@ -321,7 +321,7 @@
321 321  (% style="width:850.294px" %)
322 322  |(% style="width:125px" %)**Letter**|(% style="width:385px" %)**Date or Time Component**|(% style="width:180px" %)**Presentation**|(% style="width:157px" %)**Examples**
323 323  |(% style="width:125px" %)G|(% style="width:385px" %)Era designator|(% style="width:180px" %)Text|(% style="width:157px" %)AD
324 -|(% style="width:125px" %)yy|(% style="width:385px" %)Year short (upper case is Year of Week{{footnote}}yyyy represents the calendar year while YYYY represents the year of the week, which is only relevant for 53 week years{{/footnote}}^^{{footnote}}yyyy represents the calendar year while YYYY represents the year of the week, which is only relevant for 53 week years{{/footnote}}^^)|(% style="width:180px" %)Year|(% style="width:157px" %)96
369 +|(% style="width:125px" %)yy|(% style="width:385px" %)Year short (upper case is Year of Week(% contenteditable="false" tabindex="-1" data-macro="startmacro:footnote|-||-|yyyy represents the calendar year while YYYY represents the year of the week, which is only relevant for 53 week years" data-widget="xwiki-macro" class="macro hidden macro-placeholder" %)macro:footnote(% contenteditable="false" tabindex="-1" data-macro="startmacro:footnote|-||-|yyyy represents the calendar year while YYYY represents the year of the week, which is only relevant for 53 week years" data-widget="xwiki-macro" class="macro footnoteRef" id="x_footnote_ref_3" %)^^[[3>>doc:null||anchor="x_footnote_3"]]^^(%%))|(% style="width:180px" %)Year|(% style="width:157px" %)96
325 325  |(% style="width:125px" %)yyyy|(% style="width:385px" %)Year Full (upper case is Year of Week)|(% style="width:180px" %)Year|(% style="width:157px" %)1996
326 326  |(% style="width:125px" %)MM|(% style="width:385px" %)Month number in year starting with 1|(% style="width:180px" %)Month|(% style="width:157px" %)07
327 327  |(% style="width:125px" %)MMM|(% style="width:385px" %)Month name short|(% style="width:180px" %)Month|(% style="width:157px" %)Jul
... ... @@ -347,11 +347,11 @@
347 347  
348 348  The model is illustrated below:
349 349  
350 -(% contenteditable="false" tabindex="-1" %)[[image:1750074822764-573.png]]
395 +(% contenteditable="false" tabindex="-1" %)[[image:1750074822764-573.png||data-widget="image"]]
351 351  
352 352  **Figure 24 showing the component map mapping the SOURCE_DATE Dimension to the TIME_PERIOD dimension with the additional information on the component map to describe the time format?**
353 353  
354 -(% contenteditable="false" tabindex="-1" %)[[image:1750074865924-797.png]]
399 +(% contenteditable="false" tabindex="-1" %)[[image:1750074865924-797.png||data-widget="image"]]
355 355  
356 356  (% class="wikigeneratedid" id="HFigure25showinganinputdateformat2CwhoseoutputfrequencyisderivedfromtheoutputvalueoftheFREQDimension" %)
357 357  **Figure 25 showing an input date format, whose output frequency is derived from the output value of the FREQ Dimension**
... ... @@ -381,7 +381,7 @@
381 381  
382 382  The model is illustrated below:
383 383  
384 -(% contenteditable="false" tabindex="-1" %)[[image:1750074994887-415.png]]
429 +(% contenteditable="false" tabindex="-1" %)[[image:1750074994887-415.png||data-widget="image"]]
385 385  
386 386  **Figure 26 showing the component map mapping the SOURCE_DATE Dimension to the TIME_PERIOD Dimension with the additional information on the component map to describe the numerical datetime system in use **
387 387  
... ... @@ -478,7 +478,7 @@
478 478  
479 479  )))
480 480  
481 -The bold [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] map from source to target verbatim. The mapping simply specifies:
526 +The bold [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] (% style="color:#e74c3c" %)map(%%) from source to target verbatim. The mapping simply specifies:
482 482  
483 483  > FREQ => FREQ
484 484  > REF_AREA=> REF_AREA
... ... @@ -486,19 +486,19 @@
486 486  
487 487  No [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Mapping is required. The source value simply copies across unmodified.
488 488  
489 -The remaining [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] all map to the Indicator [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]]. This is an example of many [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] mapping to one [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]]. In this case a [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Mapping is required, and the mapping first describes the input 'partial key' and how this maps to the target indicator:
534 +The remaining [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] all (% style="color:#e74c3c" %)map(%%) to the Indicator [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]]. This is an example of many [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] mapping to one [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]]. In this case a [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Mapping is required, and the mapping first describes the input 'partial key' and how this (% style="color:#e74c3c" %)maps(%%) to the target indicator:
490 490  
491 491  > N:S1:S1:B:B5G => IND_ABC
492 492  
493 -Where the key sequence is based on the order specified in the mapping (i.e [[ADJUSTMENT>>doc:sdmx:Glossary.Adjustment.WebHome]], REF_SECTOR, etc will result in the first value N being taken from [[ADJUSTMENT>>doc:sdmx:Glossary.Adjustment.WebHome]] as this was the first item in the source [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] list.
538 +Where the key sequence is based on the order specified in the (% style="color:#e74c3c" %)mapping(%%) (i.e [[ADJUSTMENT>>doc:sdmx:Glossary.Adjustment.WebHome]], REF_SECTOR, etc will result in the first value N being taken from [[ADJUSTMENT>>doc:sdmx:Glossary.Adjustment.WebHome]] as this was the first item in the source [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] list.
494 494  
495 -**Note**: The key order is NOT based on the [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] order of the [[DSD>>doc:sdmx:Glossary.Data structure definition.WebHome]], as the mapping needs to be resilient to the [[DSD>>doc:sdmx:Glossary.Data structure definition.WebHome]] changing.
540 +**Note**: The key order is NOT based on the [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] order of the [[DSD>>doc:sdmx:Glossary.Data structure definition.WebHome]], as the (% style="color:#e74c3c" %)mapping(%%) needs to be resilient to the [[DSD>>doc:sdmx:Glossary.Data structure definition.WebHome]] changing.
496 496  
497 497  === 13.10.2 Mapping other data types to Code Id ===
498 498  
499 499  In the case where the incoming data type is not a string and not a [[code>>doc:sdmx:Glossary.Code.WebHome]] identifier i.e. the source [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] is of type Integer and the target is Codelist. This is supported by the RepresentationMap. The RepresentationMap source can reference a Codelist, Valuelist, or be free text, the free text can include regular expressions.
500 500  
501 -The following [[representation>>doc:sdmx:Glossary.Representation.WebHome]] mapping can be used to explicitly map each [[age>>doc:sdmx:Glossary.Age.WebHome]] to an output [[code>>doc:sdmx:Glossary.Code.WebHome]].
546 +The following [[representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)mapping(%%) can be used to explicitly (% style="color:#e74c3c" %)map(%%) each [[age>>doc:sdmx:Glossary.Age.WebHome]] to an output [[code>>doc:sdmx:Glossary.Code.WebHome]].
502 502  
503 503  (% style="width:402.294px" %)
504 504  |(% style="width:197px" %)**Source Input Free Text**|(% style="width:204px" %)**Desired Output Code Id**
... ... @@ -559,7 +559,7 @@
559 559  |(% style="width:131px" %) Source Value|(% style="width:143px" %)Source Mapping|(% style="width:149px" %)Target Dimension|(% style="width:114px" %)Frequency|(% style="width:126px" %)Output
560 560  |(% style="width:131px" %)1981|(% style="width:143px" %)yyyy|(% style="width:149px" %)D – End of Period|(% style="width:114px" %) |(% style="width:126px" %)1981-12-31
561 561  
562 -When the start of year is April 1^^st^^ the Structure Map has YearStart=04-01:
607 +When the start of year is April 1^^st^^ the Structure (% style="color:#e74c3c" %)Map(%%) has YearStart=04-01:
563 563  
564 564  (% style="width:666.294px" %)
565 565  |(% style="width:131px" %) Source Value|(% style="width:143px" %)Source Mapping|(% style="width:149px" %)Target Dimension|(% style="width:114px" %)Frequency|(% style="width:126px" %)Output
... ... @@ -569,5 +569,16 @@
569 569  
570 570  (% contenteditable="false" tabindex="-1" %)
571 571  (((
572 -{{putFootnotes/}}
617 +(% class="macro" data-macro="startmacro:putFootnotes|-|" data-widget="xwiki-macro" %)
618 +(((
619 +(% class="macro-placeholder hidden" %)
620 +(((
621 +macro:putFootnotes
573 573  )))
623 +
624 +(% class="footnotes" %)
625 +1. [[^>>doc:null||anchor="x_footnote_ref_1" id="x_footnote_1" class="footnoteBackRef"]] Unidimensional datasets are those with a single 'indicator' or 'series code' dimension.
626 +1. [[^>>doc:null||anchor="x_footnote_ref_2" id="x_footnote_2" class="footnoteBackRef"]] A list of commonly used locales can be found in the Java supported locales: https~://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html//
627 +1. [[^>>doc:null||anchor="x_footnote_ref_3" id="x_footnote_3" class="footnoteBackRef"]] yyyy represents the calendar year while YYYY represents the year of the week, which is only relevant for 53 week years
628 +)))
629 +)))
SKMS.Methodology.Code.MethodologyClass[0]
Index
... ... @@ -1,1 +1,0 @@
1 -13
SUZ.Methodology.Code.MethodologyClass[0]