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Changes for page 13 Structure Mapping

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1 +Adjustment|Age|Attribute|Code|Codelist|Component|Data Set|Data Structure Definition|Dimension|Observation Value|Representation|Series|Series Key|Statistical Data and Metadata eXchange|Statistical classification|Statistical indicator|Time format|Time period|Validation and Transformation Language
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9 9  
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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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49 -
50 50  == 13.1 Introduction ==
51 51  
52 -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.
7 +The purpose of [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] structure mapping is to transform [[datasets>>doc:sdmx:Glossary 2\.1.Data set.WebHome]] from one dimensionality to another. In practice, this means that the input and output [[datasets>>doc:sdmx:Glossary 2\.1.Data set.WebHome]] conform to different [[Data Structure Definition>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]].
53 53  
54 -Structure mapping does not alter the [[observation values>>doc:sdmx:Glossary.Observation value.WebHome]] and is not intended to perform any aggregations or calculations.
9 +Structure mapping does not alter the [[observation values>>doc:sdmx:Glossary 2\.1.Observation value.WebHome]] and is not intended to perform any aggregations or calculations.
55 55  
56 -An input series (% style="color:#e74c3c" %)maps(%%) to:
11 +An input [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]] maps to:
57 57  
58 -1. Exactly one output series; or
59 -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
60 -1. Zero output series where no source rule matches the input [[Component>>doc:sdmx:Glossary.Component.WebHome]] values.
13 +1. Exactly one output [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]]; or
14 +1. Multiple output [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]] with different [[Series Keys>>doc:sdmx:Glossary 2\.1.Series key.WebHome]], but the same [[observation values>>doc:sdmx:Glossary 2\.1.Observation value.WebHome]]; or
15 +1. Zero output [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]] where no source rule matches the input [[Component>>doc:sdmx:Glossary 2\.1.Component.WebHome]] values.
61 61  
62 62  Typical use cases include:
63 63  
64 64  * Transforming received data into a common internal structure;
65 65  * Transforming reported data into the data collector's preferred structure;
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
67 -* 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.
21 +* Transforming unidimensional [[datasets>>doc:sdmx:Glossary 2\.1.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
22 +* Transforming internal [[datasets>>doc:sdmx:Glossary 2\.1.Data set.WebHome]] with a complex structure to a simpler structure with fewer [[dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] suitable for dissemination.
68 68  
69 69  == 13.2 1-1 structure maps ==
70 70  
71 -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.
26 +1-1 (pronounced 'one to one') mappings support the simple use case where the value of a [[Component>>doc:sdmx:Glossary 2\.1.Component.WebHome]] in the source structure is translated to a different value in the target, usually where different [[classification>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] schemes are used for the same Concept.
72 72  
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.
28 +In the example below, ISO 2-character country [[codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]] are mapped to their ISO 3character equivalent.
74 74  
75 75  (% style="width:585.294px" %)
76 76  |(% style="width:173px" %)**Country**|(% style="width:180px" %)**Alpha-2 code**|(% style="width:229px" %)**Alpha-3 code**
... ... @@ -81,7 +81,7 @@
81 81  |(% style="width:173px" %)Andorra|(% style="width:180px" %)AD|(% style="width:229px" %)AND
82 82  |(% style="width:173px" %)etc…|(% style="width:180px" %) |(% style="width:229px" %)
83 83  
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]].
39 +Different source values can also map to the same target value, for example when deriving regions from country [[codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]].
85 85  
86 86  (% style="width:490.294px" %)
87 87  |(% style="width:260px" %)Source Component: REF_AREA|(% style="width:227px" %)Target Component: REGION
... ... @@ -93,7 +93,7 @@
93 93  
94 94  == 13.3 N-n structure maps ==
95 95  
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.
51 +N-n (pronounced 'N to N') mappings describe rules where a specified combination of values in multiple source [[Components>>doc:sdmx:Glossary 2\.1.Component.WebHome]] map to specified values in one or more target [[Components>>doc:sdmx:Glossary 2\.1.Component.WebHome]]. For example, when mapping a partial [[Series Key>>doc:sdmx:Glossary 2\.1.Series key.WebHome]] from a highly multidimensional cube (like Balance of Payments) to a single '[[Indicator>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]' [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] in a target Data Structure.
97 97  
98 98  Example:
99 99  
... ... @@ -102,40 +102,40 @@
102 102  |(% style="width:65px" %)1|(% style="width:519px" %)(((
103 103  If
104 104  FREQUENCY=A; and
105 -ADJUSTMENT=N; and
60 +[[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]]=N; and
106 106  MATURITY=L.
107 107  )))|(% style="width:378px" %)(((
108 108  Set
109 -INDICATOR=A_N_L
64 +[[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]=A_N_L
110 110  )))
111 111  |(% style="width:65px" %)2|(% style="width:519px" %)(((
112 112  If
113 113  FREQUENCY=M; and
114 -ADJUSTMENT=S_A1; and
69 +[[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]]=S_A1; and
115 115  MATURITY=TY12.
116 116  )))|(% style="width:378px" %)(((
117 117  Set
118 -INDICATOR=MON_SAX_12
73 +[[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]=MON_SAX_12
119 119  )))
120 120  
121 -N-n rules can also set values for multiple source Components.
76 +N-n rules can also set values for multiple source [[Components>>doc:sdmx:Glossary 2\.1.Component.WebHome]].
122 122  
123 123  (% style="width:965.294px" %)
124 124  |(% style="width:73px" %)Rule|(% style="width:506px" %)Source|(% style="width:383px" %)Target
125 125  |(% style="width:73px" %)1|(% style="width:506px" %)(((
126 126  If
127 -FREQUENCY=A; and ADJUSTMENT=N; and MATURITY=L.
82 +FREQUENCY=A; and [[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]]=N; and MATURITY=L.
128 128  )))|(% style="width:383px" %)(((
129 129  Set
130 -INDICATOR=A_N_L, STATUS=QXR15,
85 +[[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]=A_N_L, STATUS=QXR15,
131 131  NOTE="Unadjusted".
132 132  )))
133 133  |(% style="width:73px" %)2|(% style="width:506px" %)(((
134 134  If
135 -FREQUENCY=M; and ADJUSTMENT=S_A1; and MATURITY=TY12.
90 +FREQUENCY=M; and [[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]]=S_A1; and MATURITY=TY12.
136 136  )))|(% style="width:383px" %)(((
137 137  Set
138 -INDICATOR=MON_SAX_12,
93 +[[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]=MON_SAX_12,
139 139  STATUS=MPM12,
140 140  NOTE="Seasonally Adjusted"
141 141  )))
... ... @@ -142,18 +142,18 @@
142 142  
143 143  == 13.4 Ambiguous mapping rules ==
144 144  
145 -A structure map is ambiguous if the rules result in a dataset containing multiple series with the same Series Key.
100 +A structure map is ambiguous if the rules result in a [[dataset>>doc:sdmx:Glossary 2\.1.Data set.WebHome]] containing multiple [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]] with the same [[Series Key>>doc:sdmx:Glossary 2\.1.Series key.WebHome]].
146 146  
147 -A simple example mapping a source dataset with a single dimension to one with multiple dimensions is shown below:
102 +A simple example mapping a source [[dataset>>doc:sdmx:Glossary 2\.1.Data set.WebHome]] with a single [[dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] to one with multiple [[dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] is shown below:
148 148  
149 149  (% style="width:972.294px" %)
150 -|(% style="width:257px" %)Source|(% style="width:315px" %)Target|(% style="width:397px" %)Output Series Key
105 +|(% style="text-align:center; width:257px" %)**Source**|(% style="text-align:center; width:315px" %)**Target**|(% style="text-align:center; width:397px" %)**Output Series Key**
151 151  |(% style="width:257px" %)SERIES_CODE=XMAN_Z_21|(% style="width:315px" %)(((
152 -Dimensions
153 -INDICATOR=XM
107 +[[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]]
108 +[[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]=XM
154 154  FREQ=A
155 -ADJUSTMENT=N
156 -Attributes
110 +[[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]]=N
111 +[[Attributes>>doc:sdmx:Glossary 2\.1.Attribute.WebHome]]
157 157  UNIT_MEASURE=_Z
158 158  COMP_ORG=21
159 159  )))|(% style="width:397px" %)XM:A:N
... ... @@ -162,28 +162,28 @@
162 162  
163 163  
164 164  )))|(% style="width:315px" %)(((
165 -Dimensions
166 -INDICATOR=XM
120 +[[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]]
121 +[[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]=XM
167 167  FREQ=A
168 -ADJUSTMENT=N
169 -Attributes
123 +[[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]]=N
124 +[[Attributes>>doc:sdmx:Glossary 2\.1.Attribute.WebHome]]
170 170  UNIT_MEASURE=_Z
171 171  COMP_ORG=34
172 172  )))|(% style="width:397px" %)XM:A:N
173 173  
174 -The above behaviour can be okay if the series XMAN_Z_21 contains observations for different periods of time then the series XMAN_Z_34. If however both series contain observations for the same point in time, the output for this mapping will be two observations with the same [[series key>>doc:sdmx:Glossary.Series key.WebHome]], for the same period in time.
129 +The above behaviour can be okay if the [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]] XMAN_Z_21 contains observations for different periods of time then the [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]] XMAN_Z_34. If however both [[series>>doc:sdmx:Glossary 2\.1.Series.WebHome]] contain observations for the same point in time, the output for this mapping will be two observations with the same [[series key>>doc:sdmx:Glossary 2\.1.Series key.WebHome]], for the same period in time.
175 175  
176 176  == 13.5 Representation maps ==
177 177  
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.
133 +[[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Maps replace the [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 2.1 [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] Maps and are used describe explicit mappings between source and target [[Component>>doc:sdmx:Glossary 2\.1.Component.WebHome]] values.
179 179  
180 -The source and target of a [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Map(%%) can reference any of the following:
135 +The source and target of a [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Map can reference any of the following:
181 181  
182 -1. Codelist
137 +1. [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]
183 183  1. Free Text (restricted by type, e.g String, Integer, Boolean)
184 184  1. Valuelist
185 185  
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:
141 +A [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Map mapping ISO 2-character to ISO 3-character [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] would take the following form:
187 187  
188 188  (% style="width:356.294px" %)
189 189  |(% style="width:167px" %)CL_ISO_ALPHA2|(% style="width:186px" %)CL_ISO_ALPHA3
... ... @@ -194,7 +194,7 @@
194 194  |(% style="width:167px" %)AD|(% style="width:186px" %)AND
195 195  |(% style="width:167px" %)etc…|(% style="width:186px" %)
196 196  
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:
152 +A [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Map mapping free text country names to an ISO 2-character [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] could be similarly described:
198 198  
199 199  (% style="width:364.294px" %)
200 200  |(% style="width:169px" %)Text|(% style="width:192px" %)CL_ISO_ALPHA2
... ... @@ -206,11 +206,11 @@
206 206  |(% style="width:169px" %)"Eire"|(% style="width:192px" %)IE
207 207  |(% style="width:169px" %)etc…|(% style="width:192px" %)
208 208  
209 -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.
164 +Valuelists, introduced in [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 3.0, are equivalent to [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] but allow the maintenance of non-[[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] identifiers. Importantly, their IDs do not need to conform to IDType, but as a consequence are not Identifiable.
210 210  
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.
166 +When used in [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Maps, Valuelists allow Non-[[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] identifiers containing characters like £, $, % to be mapped to [[Code>>doc:sdmx:Glossary 2\.1.Code.WebHome]] IDs, or [[Codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]] mapped to non-[[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] identifiers.
212 212  
213 -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:
168 +In common with [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]], each item in a Valuelist has a multilingual name giving it a human-readable label and an optional description. For example:
214 214  
215 215  (% style="width:435.294px" %)
216 216  |(% style="width:126px" %)Value|(% style="width:133px" %)Locale|(% style="width:173px" %)Name
... ... @@ -218,17 +218,17 @@
218 218  |(% style="width:126px" %)%|(% style="width:133px" %)En|(% style="width:173px" %)Percentage
219 219  |(% style="width:126px" %) |(% style="width:133px" %)fr|(% style="width:173px" %)Pourcentage
220 220  
221 -Other characteristics of [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] (% style="color:#e74c3c" %)Maps(%%):
176 +Other characteristics of [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Maps:
222 222  
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.
178 +* Support the mapping of multiple source [[Component>>doc:sdmx:Glossary 2\.1.Component.WebHome]] values to multiple Target [[Component>>doc:sdmx:Glossary 2\.1.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 2\.1.Attribute.WebHome]] with an array [[representation>>doc:sdmx:Glossary 2\.1.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 2\.1.Component.WebHome]] values. Refer to section 13.6 for more on this topic.
226 226  
227 227  == 13.6 Regular expression and substring rules ==
228 228  
229 -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.
184 +It is common for [[classifications>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] to contain meanings within the identifier, for example the [[code>>doc:sdmx:Glossary 2\.1.Code.WebHome]] Id 'XULADS' may refer to a particular seasonality because it starts with the letters XU.
230 230  
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:
186 +With [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] 2.1 each [[code>>doc:sdmx:Glossary 2\.1.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 2\.1.Code.WebHome]] were added to the [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]. This led to many hundreds or thousands of mappings which can be more efficiently summarised in a single conceptual rule:
232 232  
233 233  //If starts with 'XU' map to 'Y'//
234 234  
... ... @@ -236,9 +236,9 @@
236 236  
237 237  === 13.6.1 Regular expressions ===
238 238  
239 -Regular expression mapping rules are defined in the [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Map.
194 +Regular expression mapping rules are defined in the [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Map.
240 240  
241 -Below is an example set of regular expression rules for a particular [[component>>doc:sdmx:Glossary.Component.WebHome]].
196 +Below is an example set of regular expression rules for a particular [[component>>doc:sdmx:Glossary 2\.1.Component.WebHome]].
242 242  
243 243  (% style="width:664.294px" %)
244 244  |(% style="width:141px" %)**Regex**|(% style="width:362px" %)**Description**|(% style="width:158px" %)**Output**
... ... @@ -246,7 +246,7 @@
246 246  |(% style="width:141px" %)^[A-G]|(% style="width:362px" %)Rule match if the input starts with letters A to G|(% style="width:158px" %)OUT_B
247 247  |(% style="width:141px" %)A~|B|(% style="width:362px" %)Rule match if input is either 'A' or 'B'|(% style="width:158px" %)OUT_C
248 248  
249 -Like all mapping rules, the output is either a [[Code>>doc:sdmx:Glossary.Code.WebHome]], a Value or free text depending on the [[representation>>doc:sdmx:Glossary.Representation.WebHome]] of the [[Component>>doc:sdmx:Glossary.Component.WebHome]] in the target [[Data Structure Definition>>doc:sdmx:Glossary.Data structure definition.WebHome]].
204 +Like all mapping rules, the output is either a [[Code>>doc:sdmx:Glossary 2\.1.Code.WebHome]], a Value or free text depending on the [[representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] of the [[Component>>doc:sdmx:Glossary 2\.1.Component.WebHome]] in the target [[Data Structure Definition>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]].
250 250  
251 251  If the regular expression contains capture groups, these can be used in the definition of the output value, by specifying \**//n//**// //as an output value where **//n//** is the number of the capture group starting from 1. For example
252 252  
... ... @@ -281,7 +281,7 @@
281 281  |(% style="width:169px" %)ABC_DEF_XYZ|(% style="width:147px" %)5|(% style="width:133px" %)3|(% style="width:171px" %)DEF
282 282  |(% style="width:169px" %)XULADS|(% style="width:147px" %)1|(% style="width:133px" %)2|(% style="width:171px" %)XU
283 283  
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:
239 +Sub-strings can therefore be used for the conceptual rule //If starts with 'XU' map to Y// as shown in the following example:
285 285  
286 286  (% style="width:628.294px" %)
287 287  |(% style="width:163px" %)Start|(% style="width:158px" %)Length|(% style="width:128px" %)Source|(% style="width:176px" %)Target
... ... @@ -289,7 +289,7 @@
289 289  
290 290  == 13.7 Mapping non-SDMX time formats to SDMX formats ==
291 291  
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.
247 +Structure mapping allows non-[[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] compliant time values in source [[datasets>>doc:sdmx:Glossary 2\.1.Data set.WebHome]] to be mapped to an [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] compliant [[time format>>doc:sdmx:Glossary 2\.1.Time format.WebHome]].
293 293  
294 294  Two types of time input are defined:
295 295  
... ... @@ -296,7 +296,7 @@
296 296  a. **Pattern based dates** – a string which can be described using a notation like dd/mm/yyyy or is represented as the number of periods since a point in time, for example: 2010M001 (first month in 2010), or 2014D123 (123^^rd^^ day in 2014); and
297 297  b. **Numerical based datetime** – a number specifying the elapsed periods since a fixed point in time, for example Unix Time is measured by the number of milliseconds since 1970.
298 298  
299 -The output of a time-based mapping is derived from the output Frequency, which is either explicitly stated in the mapping or defined as the value output by a specific [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] or [[Attribute>>doc:sdmx:Glossary.Attribute.WebHome]] in the output mapping. If the output frequency is unknown or if the [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] format is not desired, then additional rules can be provided to specify the output date format for the given frequency Id. The default rules are:
254 +The output of a time-based mapping is derived from the output Frequency, which is either explicitly stated in the mapping or defined as the value output by a specific [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] or [[Attribute>>doc:sdmx:Glossary 2\.1.Attribute.WebHome]] in the output mapping. If the output frequency is unknown or if the [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] format is not desired, then additional rules can be provided to specify the output date format for the given frequency Id. The default rules are:
300 300  
301 301  |Frequency|Format|Example
302 302  |A|YYYY|2010
... ... @@ -316,14 +316,14 @@
316 316  
317 317  There are two important points to note:
318 318  
319 -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.
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.
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 2\.1.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 2\.1.Attribute.WebHome]], which defines the year start date in MM-DD format. For example: YearStart=04-01.
321 321  
322 322  === 13.7.1 Pattern based dates ===
323 323  
324 -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.
279 +Date and [[time formats>>doc:sdmx:Glossary 2\.1.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 2\.1.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.
325 325  
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:
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:
327 327  
328 328  (% style="width:604.294px" %)
329 329  |(% style="width:172px" %)English (en)|(% style="width:216px" %)Australia (AU)|(% style="width:213px" %)en-AU
... ... @@ -366,7 +366,7 @@
366 366  (% style="width:850.294px" %)
367 367  |(% style="width:125px" %)**Letter**|(% style="width:385px" %)**Date or Time Component**|(% style="width:180px" %)**Presentation**|(% style="width:157px" %)**Examples**
368 368  |(% style="width:125px" %)G|(% style="width:385px" %)Era designator|(% style="width:180px" %)Text|(% style="width:157px" %)AD
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
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
370 370  |(% style="width:125px" %)yyyy|(% style="width:385px" %)Year Full (upper case is Year of Week)|(% style="width:180px" %)Year|(% style="width:157px" %)1996
371 371  |(% style="width:125px" %)MM|(% style="width:385px" %)Month number in year starting with 1|(% style="width:180px" %)Month|(% style="width:157px" %)07
372 372  |(% style="width:125px" %)MMM|(% style="width:385px" %)Month name short|(% style="width:180px" %)Month|(% style="width:157px" %)Jul
... ... @@ -386,17 +386,17 @@
386 386  |(% style="width:125px" %)ss|(% style="width:385px" %)Second in minute|(% style="width:180px" %)Number|(% style="width:157px" %)55
387 387  |(% style="width:125px" %)S|(% style="width:385px" %)Millisecond|(% style="width:180px" %)Number|(% style="width:157px" %)978
388 388  |(% style="width:125px" %)n|(% style="width:385px" %)(((
389 -Number of periods, used after a SDMX
344 +Number of periods, used after a [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]]
390 390  Frequency Identifier such as M, Q, D (month, quarter, day)
391 391  )))|(% style="width:180px" %)Number|(% style="width:157px" %)12
392 392  
393 393  The model is illustrated below:
394 394  
395 -(% contenteditable="false" tabindex="-1" %)[[image:1750074822764-573.png||data-widget="image"]]
350 +(% contenteditable="false" tabindex="-1" %)[[image:1750074822764-573.png]]
396 396  
397 397  **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?**
398 398  
399 -(% contenteditable="false" tabindex="-1" %)[[image:1750074865924-797.png||data-widget="image"]]
354 +(% contenteditable="false" tabindex="-1" %)[[image:1750074865924-797.png]]
400 400  
401 401  (% class="wikigeneratedid" id="HFigure25showinganinputdateformat2CwhoseoutputfrequencyisderivedfromtheoutputvalueoftheFREQDimension" %)
402 402  **Figure 25 showing an input date format, whose output frequency is derived from the output value of the FREQ Dimension**
... ... @@ -403,7 +403,7 @@
403 403  
404 404  === 13.7.2 Numerical based datetime ===
405 405  
406 -Where the source datetime input is purely numerical, the mapping rules are defined by the **Base** as a valid [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] [[Time Period>>doc:sdmx:Glossary.Time period.WebHome]], and the **Period** which must take one of the following enumerated values:
361 +Where the source datetime input is purely numerical, the mapping rules are defined by the **Base** as a valid [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] [[Time Period>>doc:sdmx:Glossary 2\.1.Time period.WebHome]], and the **Period** which must take one of the following enumerated values:
407 407  
408 408  * day
409 409  * second
... ... @@ -426,19 +426,19 @@
426 426  
427 427  The model is illustrated below:
428 428  
429 -(% contenteditable="false" tabindex="-1" %)[[image:1750074994887-415.png||data-widget="image"]]
384 +(% contenteditable="false" tabindex="-1" %)[[image:1750074994887-415.png]]
430 430  
431 431  **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 **
432 432  
433 433  === 13.7.3 Mapping more complex time inputs ===
434 434  
435 -[[VTL>>doc:sdmx:Glossary.Validation and transformation language.WebHome]] should be used for more complex time inputs that cannot be interpreted using the pattern based on numerical methods.
390 +[[VTL>>doc:sdmx:Glossary 2\.1.Validation and transformation language.WebHome]] should be used for more complex time inputs that cannot be interpreted using the pattern based on numerical methods.
436 436  
437 437  == 13.8 Using TIME_PERIOD in mapping rules ==
438 438  
439 -The source TIME_PERIOD [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] can be used in conjunction with other input [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] to create discrete mapping rules where the output is conditional on the [[time period>>doc:sdmx:Glossary.Time period.WebHome]] value.
394 +The source TIME_PERIOD [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] can be used in conjunction with other input [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] to create discrete mapping rules where the output is conditional on the [[time period>>doc:sdmx:Glossary 2\.1.Time period.WebHome]] value.
440 440  
441 -The main use case is setting the value of Observation [[Attributes>>doc:sdmx:Glossary.Attribute.WebHome]] in the target [[dataset>>doc:sdmx:Glossary.Data set.WebHome]].
396 +The main use case is setting the value of Observation [[Attributes>>doc:sdmx:Glossary 2\.1.Attribute.WebHome]] in the target [[dataset>>doc:sdmx:Glossary 2\.1.Data set.WebHome]].
442 442  
443 443  (% style="width:709.294px" %)
444 444  |(% style="width:103px" %)**Rule**|(% style="width:405px" %)**Source**|(% style="width:198px" %)**Target**
... ... @@ -465,7 +465,7 @@
465 465  Set OBS_CONF=**C**
466 466  )))
467 467  
468 -In the example above, OBS_CONF is an Observation [[Attribute>>doc:sdmx:Glossary.Attribute.WebHome]].
423 +In the example above, OBS_CONF is an Observation [[Attribute>>doc:sdmx:Glossary 2\.1.Attribute.WebHome]].
469 469  
470 470  == 13.9 Time span mapping rules using validity periods ==
471 471  
... ... @@ -494,11 +494,11 @@
494 494  OBS_CONF=F
495 495  )))
496 496  
497 -In Rule 1, start period resolves to the start of the 2007 period (2007-01-01T00:00:00), and the end period resolves to the very end of 2009 (2009-12-31T23:59:59). The rule will hold true regardless of the input data frequency. Any observations reporting data for the Indicator XULADS that fall into that time range will have an OBS_CONF value of F.
452 +In Rule 1, start period resolves to the start of the 2007 period (2007-01-01T00:00:00), and the end period resolves to the very end of 2009 (2009-12-31T23:59:59). The rule will hold true regardless of the input data frequency. Any observations reporting data for the [[Indicator>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]] XULADS that fall into that time range will have an OBS_CONF value of F.
498 498  
499 -In Rule 2, no end period is specified so remains in effect from the start of the period (2010-01-01T00:00:00) until the end of time. Any observations reporting data for the Indicator XULADS that fall into that time range will have an OBS_CONF value of C.
454 +In Rule 2, no end period is specified so remains in effect from the start of the period (2010-01-01T00:00:00) until the end of time. Any observations reporting data for the [[Indicator>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]] XULADS that fall into that time range will have an OBS_CONF value of C.
500 500  
501 -In Rule 2, no end period is specified so remains in effect from the start of the period (2010-01-01T00:00:00) until the end of time. Any observations reporting data for the Indicator XULADS that fall into that time range will have an OBS_CONF value of C.
456 +In Rule 2, no end period is specified so remains in effect from the start of the period (2010-01-01T00:00:00) until the end of time. Any observations reporting data for the [[Indicator>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]] XULADS that fall into that time range will have an OBS_CONF value of C.
502 502  
503 503  == 13.10 Mapping examples ==
504 504  
... ... @@ -508,7 +508,7 @@
508 508  |(% style="width:274px" %)**Source**|(% style="width:265px" %)**Map To**
509 509  |(% style="width:274px" %)(((
510 510  (% style="color:#8e44ad" %)**FREQ**="A"
511 -ADJUSTMENT="N"
466 +[[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]]="N"
512 512  **REF_AREA**="PL"
513 513  **COUNTERPART_AREA**="W0"
514 514  REF_SECTOR="S1"
... ... @@ -519,31 +519,31 @@
519 519  (% style="color:#8e44ad" %)FREQ="A"
520 520  REF_AREA="PL"
521 521  COUNTERPART_AREA="W0"
522 -INDICATOR="IND_ABC"(%%)
477 +[[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]="IND_ABC"(%%)
523 523  
524 524  )))
525 525  
526 -The bold [[Dimensions>>doc:sdmx:Glossary.Dimension.WebHome]] (% style="color:#e74c3c" %)map(%%) from source to target verbatim. The mapping simply specifies:
481 +The bold [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] map from source to target verbatim. The mapping simply specifies:
527 527  
528 528  > FREQ => FREQ
529 529  > REF_AREA=> REF_AREA
530 530  > COUNTERPART_AREA=> COUNTERPART _AREA
531 531  
532 -No [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Mapping is required. The source value simply copies across unmodified.
487 +No [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Mapping is required. The source value simply copies across unmodified.
533 533  
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:
489 +The remaining [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] all map to the [[Indicator>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]] [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]]. This is an example of many [[Dimensions>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] mapping to one [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]]. In this case a [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Mapping is required, and the mapping first describes the input 'partial key' and how this maps to the target [[indicator>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]:
535 535  
536 536  > N:S1:S1:B:B5G => IND_ABC
537 537  
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.
493 +Where the key sequence is based on the order specified in the mapping (i.e [[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]], REF_SECTOR, etc will result in the first value N being taken from [[ADJUSTMENT>>doc:sdmx:Glossary 2\.1.Adjustment.WebHome]] as this was the first item in the source [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] list.
539 539  
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.
495 +**Note**: The key order is NOT based on the [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] order of the [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]], as the mapping needs to be resilient to the [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]] changing.
541 541  
542 542  === 13.10.2 Mapping other data types to Code Id ===
543 543  
544 -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.
499 +In the case where the incoming data type is not a string and not a [[code>>doc:sdmx:Glossary 2\.1.Code.WebHome]] identifier i.e. the source [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] is of type Integer and the target is [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]. This is supported by the RepresentationMap. The RepresentationMap source can reference a [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]], Valuelist, or be free text, the free text can include regular expressions.
545 545  
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]].
501 +The following [[representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] mapping can be used to explicitly map each [[age>>doc:sdmx:Glossary 2\.1.Age.WebHome]] to an output [[code>>doc:sdmx:Glossary 2\.1.Code.WebHome]].
547 547  
548 548  (% style="width:402.294px" %)
549 549  |(% style="width:197px" %)**Source Input Free Text**|(% style="width:204px" %)**Desired Output Code Id**
... ... @@ -562,34 +562,34 @@
562 562  
563 563  === 13.10.3 Observation Attributes for Time Period ===
564 564  
565 -This use case is where a specific observation for a specific [[time period>>doc:sdmx:Glossary.Time period.WebHome]] has an [[attribute>>doc:sdmx:Glossary.Attribute.WebHome]] value.
520 +This use case is where a specific observation for a specific [[time period>>doc:sdmx:Glossary 2\.1.Time period.WebHome]] has an [[attribute>>doc:sdmx:Glossary 2\.1.Attribute.WebHome]] value.
566 566  
567 567  (% style="width:621.294px" %)
568 -|(% style="width:201px" %)Input INDICATOR|(% style="width:192px" %)Input TIME_PERIOD|(% style="width:225px" %)Output OBS_CONF
523 +|(% style="width:201px" %)Input [[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]|(% style="width:192px" %)Input TIME_PERIOD|(% style="width:225px" %)Output OBS_CONF
569 569  |(% style="width:201px" %)XULADS|(% style="width:192px" %)2008|(% style="width:225px" %)C
570 570  |(% style="width:201px" %)XULADS|(% style="width:192px" %)2009|(% style="width:225px" %)C
571 571  |(% style="width:201px" %)XULADS|(% style="width:192px" %)2010|(% style="width:225px" %)C
572 572  
573 -Or using a validity period on the [[Representation>>doc:sdmx:Glossary.Representation.WebHome]] Mapping:
528 +Or using a validity period on the [[Representation>>doc:sdmx:Glossary 2\.1.Representation.WebHome]] Mapping:
574 574  
575 575  (% style="width:629.294px" %)
576 -|(% style="width:202px" %)Input INDICATOR|(% style="width:197px" %)Valid From/ Valid To|(% style="width:227px" %) Output OBS_CONF
531 +|(% style="width:202px" %)Input [[INDICATOR>>doc:sdmx:Glossary 2\.1.Statistical indicator.WebHome]]|(% style="width:197px" %)Valid From/ Valid To|(% style="width:227px" %) Output OBS_CONF
577 577  |(% style="width:202px" %)XULADS|(% style="width:197px" %) 2008/2010|(% style="width:227px" %)С
578 578  
579 579  === 13.10.4 Time mapping ===
580 580  
581 -This use case is to create a [[time period>>doc:sdmx:Glossary.Time period.WebHome]] from an input that does not respect [[SDMX>>doc:sdmx:Glossary.Statistical data and metadata exchange.WebHome]] Time Formats.
536 +This use case is to create a [[time period>>doc:sdmx:Glossary 2\.1.Time period.WebHome]] from an input that does not respect [[SDMX>>doc:sdmx:Glossary 2\.1.Statistical data and metadata exchange.WebHome]] [[Time Formats>>doc:sdmx:Glossary 2\.1.Time format.WebHome]].
582 582  
583 -The [[Component>>doc:sdmx:Glossary.Component.WebHome]] Mapping from SYS_TIME to TIME_PERIOD specifies itself as a time mapping with the following details:
538 +The [[Component>>doc:sdmx:Glossary 2\.1.Component.WebHome]] Mapping from SYS_TIME to TIME_PERIOD specifies itself as a time mapping with the following details:
584 584  
585 585  (% style="width:652.294px" %)
586 -|(% style="width:139px" %)Source Value|(% style="width:165px" %)Source Mapping|(% style="width:182px" %)Target Frequency|(% style="width:163px" %)Output
541 +|(% style="text-align:center; width:139px" %)Source Value|(% style="text-align:center; width:165px" %)Source Mapping|(% style="text-align:center; width:182px" %)Target Frequency|(% style="text-align:center; width:163px" %)Output
587 587  |(% style="width:139px" %)18/07/1981|(% style="width:165px" %)dd/MM/yyyy|(% style="width:182px" %)A|(% style="width:163px" %)1981
588 588  
589 -When the target frequency is based on another target [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] value, in this example the value of the FREQ [[Dimension>>doc:sdmx:Glossary.Dimension.WebHome]] in the target [[DSD>>doc:sdmx:Glossary.Data structure definition.WebHome]].
544 +When the target frequency is based on another target [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] value, in this example the value of the FREQ [[Dimension>>doc:sdmx:Glossary 2\.1.Dimension.WebHome]] in the target [[DSD>>doc:sdmx:Glossary 2\.1.Data structure definition.WebHome]].
590 590  
591 591  (% style="width:658.294px" %)
592 -|(% style="width:143px" %)Source Value|(% style="width:163px" %) Source Mapping|(% style="width:176px" %)Target Dimension|(% style="width:173px" %)Frequency Output
547 +|(% style="text-align:center; width:143px" %)Source Value|(% style="text-align:center; width:163px" %) Source Mapping|(% style="text-align:center; width:176px" %)Target Dimension|(% style="text-align:center; width:173px" %)Frequency Output
593 593  |(% style="width:143px" %)18/07/1981|(% style="width:163px" %)dd/MM/yyyy|(% style="width:176px" %)FREQ|(% style="width:173px" %)1981-07-18 (when FREQ=D)
594 594  
595 595   When the source is a numerical format.
... ... @@ -601,13 +601,13 @@
601 601  When the source frequency is lower than the target frequency additional information 3568 can be provided for resolve to start of period, end of period, or mid period, as shown 3569 in the following example:
602 602  
603 603  (% style="width:666.294px" %)
604 -|(% style="width:131px" %) Source Value|(% style="width:143px" %)Source Mapping|(% style="width:149px" %)Target Dimension|(% style="width:114px" %)Frequency|(% style="width:126px" %)Output
559 +|(% style="text-align:center; width:131px" %)(% style="color:#000000" %) Source Value|(% style="text-align:center; width:143px" %)(% style="color:#000000" %)Source Mapping|(% style="text-align:center; width:149px" %)(% style="color:#000000" %)Target Dimension|(% style="text-align:center; width:114px" %)(% style="color:#000000" %)Frequency|(% style="text-align:center; width:126px" %)(% style="color:#000000" %)Output
605 605  |(% style="width:131px" %)1981|(% style="width:143px" %)yyyy|(% style="width:149px" %)D – End of Period|(% style="width:114px" %) |(% style="width:126px" %)1981-12-31
606 606  
607 -When the start of year is April 1^^st^^ the Structure (% style="color:#e74c3c" %)Map(%%) has YearStart=04-01:
562 +When the start of year is April 1^^st^^ the Structure Map has YearStart=04-01:
608 608  
609 609  (% style="width:666.294px" %)
610 -|(% style="width:131px" %) Source Value|(% style="width:143px" %)Source Mapping|(% style="width:149px" %)Target Dimension|(% style="width:114px" %)Frequency|(% style="width:126px" %)Output
565 +|(% style="text-align:center; width:131px" %) Source Value|(% style="text-align:center; width:143px" %)Source Mapping|(% style="text-align:center; width:149px" %)Target Dimension|(% style="text-align:center; width:114px" %)Frequency|(% style="text-align:center; width:126px" %)Output
611 611  |(% style="width:131px" %)1981|(% style="width:143px" %)yyyy|(% style="width:149px" %)D – End of Period|(% style="width:114px" %) |(% style="width:126px" %)1982-03-31
612 612  
613 613  ----
... ... @@ -614,16 +614,5 @@
614 614  
615 615  (% contenteditable="false" tabindex="-1" %)
616 616  (((
617 -(% class="macro" data-macro="startmacro:putFootnotes|-|" data-widget="xwiki-macro" %)
618 -(((
619 -(% class="macro-placeholder hidden" %)
620 -(((
621 -macro:putFootnotes
572 +{{putFootnotes/}}
622 622  )))
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 -)))
SUZ.Methodology.Code.MethodologyClass[0]
SKMS.Methodology.Code.MethodologyClass[0]
Index
... ... @@ -1,0 +1,1 @@
1 +13
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