Changes for page 13 Structure Mapping
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... ... @@ -1,0 +1,1 @@ 1 +Methodology.SDMX STANDARDS\: SECTION 6\. TECHNICAL NOTES Version 3\.0.WebHome - Content
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... ... @@ -4,230 +4,216 @@ 4 4 5 5 == 13.1 Introduction == 6 6 7 -The purpose of SDMX structure mapping is to transform datasets from one dimensionality to another. In practice, this means that the input and output datasets conform to different Data Structure Definition. 7 +The purpose of [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] structure mapping is to transform [[datasets>>doc:xwiki:Glossary.Data set.WebHome]] from one dimensionality to another. In practice, this means that the input and output [[datasets>>doc:xwiki:Glossary.Data set.WebHome]] conform to different Data Structure Definition. 8 8 9 -Structure mapping does not alter the observation values and is not intended to perform any aggregations or calculations. 9 +Structure mapping does not alter the [[observation values>>doc:xwiki:Glossary.Observation value.WebHome]] and is not intended to perform any aggregations or calculations. 10 10 11 -An input series maps to: 11 +An input series (% style="color:#2ecc71" %)maps(%%) to: 12 12 13 13 1. Exactly one output series; or 14 -1. Multiple output series with different Series Keys, but the same observation values; or 15 -1. Zero output series where no source rule matches the input Component values. 14 +1. Multiple output series with different [[Series Keys>>doc:xwiki:Glossary.Series key.WebHome]], but the same [[observation values>>doc:xwiki:Glossary.Observation value.WebHome]]; or 15 +1. Zero output series where no source rule matches the input [[Component>>doc:xwiki:Glossary.Component.WebHome]] values. 16 16 17 17 Typical use cases include: 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 ^^[[(%class="wikiinternallink wikiinternallink"%)^^43^^>>path:#sdfootnote43sym||name="sdfootnote43anc"]](%%)^^to multi-dimensional; and22 -* Transforming internal datasets with a complex structure to a simpler structure with fewer dimensions suitable for dissemination. 21 +* Transforming unidimensional [[datasets>>doc:xwiki:Glossary.Data set.WebHome]]{{footnote}}Unidimensional datasets are those with a single 'indicator' or 'series code' dimension.{{/footnote}} to multi-dimensional; and 22 +* Transforming internal [[datasets>>doc:xwiki:Glossary.Data set.WebHome]] with a complex structure to a simpler structure with fewer [[dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] suitable for dissemination. 23 23 24 24 == 13.2 1-1 structure maps == 25 25 26 -1-1 (pronounced 'one to one') mappings support the simple use case where the value of a Component 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:xwiki: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 are mapped to their ISO 3character equivalent. 28 +In the example below, ISO 2-character country [[codes>>doc:xwiki:Glossary.Code.WebHome]] are (% style="color:#2ecc71" %)mapped(%%) to their ISO 3character equivalent. 29 29 30 -|Country|Alpha-2 code|Alpha-3 code 31 -|Afghanistan|AF|AFG 32 -|Albania|AL|ALB 33 -|Algeria|DZ|DZA 34 -|American Samoa|AS|ASM 35 -|Andorra|AD|AND 36 -|etc…| | 30 +(% style="width:666.294px" %) 31 +|(% style="width:217px" %)**Country**|(% style="width:251px" %)**Alpha-2 code**|(% style="width:195px" %)**Alpha-3 code** 32 +|(% style="width:217px" %)Afghanistan|(% style="width:251px" %)AF|(% style="width:195px" %)AFG 33 +|(% style="width:217px" %)Albania|(% style="width:251px" %)AL|(% style="width:195px" %)ALB 34 +|(% style="width:217px" %)Algeria|(% style="width:251px" %)DZ|(% style="width:195px" %)DZA 35 +|(% style="width:217px" %)American Samoa|(% style="width:251px" %)AS|(% style="width:195px" %)ASM 36 +|(% style="width:217px" %)Andorra|(% style="width:251px" %)AD|(% style="width:195px" %)AND 37 +|(% style="width:217px" %)etc…|(% style="width:251px" %) |(% style="width:195px" %) 37 37 38 -Different source values can also map to the same target value, for example when deriving regions from country codes. 39 +Different source values can also (% style="color:#2ecc71" %)map(%%) to the same target value, for example when deriving regions from country [[codes>>doc:xwiki:Glossary.Code.WebHome]]. 39 39 40 -[[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_59eee18f.gif||alt="Shape7" height="1" width="192"]] 41 +(% style="width:674.294px" %) 42 +|(% style="width:284px" %)**Source Component: 43 +REF_AREA**|(% style="width:387px" %)**Target Component: 44 +REGION** 45 +|(% style="width:284px" %)FR|(% style="width:387px" %)EUR 46 +|(% style="width:284px" %)DE|(% style="width:387px" %)EUR 47 +|(% style="width:284px" %)IT|(% style="width:387px" %)EUR 48 +|(% style="width:284px" %)ES|(% style="width:387px" %)EUR 49 +|(% style="width:284px" %)BE|(% style="width:387px" %)EUR 41 41 42 -|Source Component: REF_AREA|Target Component: REGION 43 -|FR|EUR 44 -|DE|EUR 45 -|IT|EUR 46 -|ES|EUR 47 -|BE|EUR 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 map to specified values in one or more target Components. For example, when mapping a partial Series Key from a highly multidimensional cube (like Balance of Payments) to a single 'Indicator' Dimension in a target Data Structure. 53 +N-n (pronounced 'N to N') mappings describe rules where a specified combination of values in multiple source [[Components>>doc:xwiki:Glossary.Component.WebHome]] (% style="color:#2ecc71" %)map(%%) to specified values in one or more target [[Components>>doc:xwiki:Glossary.Component.WebHome]]. For example, when mapping a partial [[Series Key>>doc:xwiki:Glossary.Series key.WebHome]] from a highly multidimensional cube (like Balance of Payments) to a single 'Indicator' [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] in a target Data Structure. 52 52 53 53 Example: 54 54 55 -|Rule|Source|Target 56 -|1|((( 57 +(% style="width:760.294px" %) 58 +|(% style="width:58px" %)**Rule**|(% style="width:384px" %)**Source**|(% style="width:313px" %)**Target** 59 +|(% style="width:58px" %)1|(% style="width:384px" %)((( 57 57 If 58 - 59 59 FREQUENCY=A; and ADJUSTMENT=N; and MATURITY=L. 60 -)))|((( 62 +)))|(% style="width:313px" %)((( 61 61 Set 62 - 63 63 INDICATOR=A_N_L 64 64 ))) 65 -|2|((( 66 +|(% style="width:58px" %)2|(% style="width:384px" %)((( 66 66 If 67 - 68 68 FREQUENCY=M; and ADJUSTMENT=S_A1; and MATURITY=TY12. 69 -)))|((( 69 +)))|(% style="width:313px" %)((( 70 70 Set 71 - 72 72 INDICATOR=MON_SAX_12 73 73 ))) 74 74 75 -N-n rules can also set values for multiple source Components. 74 +N-n rules can also set values for multiple source [[Components>>doc:xwiki:Glossary.Component.WebHome]]. 76 76 77 -|Rule|Source|Target 78 -|1|((( 76 +(% style="width:757.294px" %) 77 +|(% style="width:62px" %)**Rule**|(% style="width:378px" %)**Source**|(% style="width:312px" %)**Target** 78 +|(% style="width:62px" %)1|(% style="width:378px" %)((( 79 79 If 80 - 81 81 FREQUENCY=A; and ADJUSTMENT=N; and MATURITY=L. 82 -)))|((( 81 +)))|(% style="width:312px" %)((( 83 83 Set 84 - 85 -INDICATOR=A_N_L, STATUS=QXR15, 86 - 83 +INDICATOR=A_N_L, 84 +STATUS=QXR15, 87 87 NOTE="Unadjusted". 88 88 ))) 89 -|2|((( 87 +|(% style="width:62px" %)2|(% style="width:378px" %)((( 90 90 If 91 - 92 92 FREQUENCY=M; and ADJUSTMENT=S_A1; and MATURITY=TY12. 93 -)))|((( 90 +)))|(% style="width:312px" %)((( 94 94 Set 95 - 96 -INDICATOR=MON_SAX_12, 97 - 98 -STATUS=MPM12, 99 - 92 +INDICATOR=MON_SAX_12, STATUS=MPM12, 100 100 NOTE="Seasonally Adjusted" 101 101 ))) 102 102 103 103 == 13.4 Ambiguous mapping rules == 104 104 105 -A structure map is ambiguous if the rules result in a dataset containing multiple series with the same Series Key. 98 +A structure (% style="color:#2ecc71" %)map(%%) is ambiguous if the rules result in a [[dataset>>doc:xwiki:Glossary.Data set.WebHome]] containing multiple series with the same Series Key. 106 106 107 -A simple example mapping a source dataset with a single dimension to one with multiple dimensions is shown below: 100 +A simple example (% style="color:#2ecc71" %)mapping(%%) a source [[dataset>>doc:xwiki:Glossary.Data set.WebHome]] with a single [[dimension>>doc:xwiki:Glossary.Dimension.WebHome]] to one with multiple [[dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] is shown below: 108 108 109 -|Source|Target|Output Series Key 110 -|SERIES_CODE=XMAN_Z_21|((( 102 +(% style="width:819.294px" %) 103 +|(% style="width:240px" %)**Source**|(% style="width:246px" %)**Target**|(% style="width:329px" %)**Output Series Key** 104 +|(% style="width:240px" %)SERIES_CODE=XMAN_Z_21|(% style="width:246px" %)((( 111 111 Dimensions 112 - 113 113 INDICATOR=XM 114 - 115 115 FREQ=A 116 - 117 117 ADJUSTMENT=N 118 - 119 119 Attributes 120 - 121 121 UNIT_MEASURE=_Z 122 - 123 123 COMP_ORG=21 124 -)))|XM:A:N 125 -|SERIES_CODE=XMAN_Z_34|((( 112 +)))|(% style="width:329px" %)XM:A:N 113 +|(% style="width:240px" %)SERIES_CODE=XMAN_Z_34|(% style="width:246px" %)((( 126 126 Dimensions 127 - 128 128 INDICATOR=XM 129 - 130 130 FREQ=A 131 - 132 132 ADJUSTMENT=N 133 - 134 134 Attributes 135 - 136 136 UNIT_MEASURE=_Z 137 - 138 138 COMP_ORG=34 139 -)))|XM:A:N 121 +)))|(% style="width:329px" %)XM:A:N 140 140 141 -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, for the same period in time. 123 +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:xwiki:Glossary.Series key.WebHome]], for the same period in time. 142 142 143 143 == 13.5 Representation maps == 144 144 145 -Representation Maps replace the SDMX 2.1 Codelist Maps and are used describe explicit mappings between source and target Component values. 127 +[[Representation>>doc:xwiki:Glossary.Representation.WebHome]] (% style="color:#2ecc71" %)Maps(%%) replace the [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] 2.1 Codelist (% style="color:#2ecc71" %)Maps(%%) and are used describe explicit mappings between source and target [[Component>>doc:xwiki:Glossary.Component.WebHome]] values. 146 146 147 -The source and target of a Representation Map can reference any of the following: 129 +The source and target of a [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] (% style="color:#2ecc71" %)Map(%%) can reference any of the following: 148 148 149 149 1. Codelist 150 150 1. Free Text (restricted by type, e.g String, Integer, Boolean) 151 151 1. Valuelist 152 152 153 -A Representation Map mapping ISO 2-character to ISO 3-character Codelists would take the following form: 135 +A [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] (% style="color:#2ecc71" %)Map(%%) mapping ISO 2-character to ISO 3-character Codelists would take the following form: 154 154 155 -|CL_ISO_ALPHA2|CL_ISO_ALPHA3 156 -|AF|AFG 157 -|AL|ALB 158 -|DZ|DZA 159 -|AS|ASM 160 -|AD|AND 161 -|etc…| 137 +(% style="width:763.294px" %) 138 +|(% style="width:252px" %)**CL_ISO_ALPHA2**|(% style="width:508px" %)**CL_ISO_ALPHA3** 139 +|(% style="width:252px" %)AF|(% style="width:508px" %)AFG 140 +|(% style="width:252px" %)AL|(% style="width:508px" %)ALB 141 +|(% style="width:252px" %)DZ|(% style="width:508px" %)DZA 142 +|(% style="width:252px" %)AS|(% style="width:508px" %)ASM 143 +|(% style="width:252px" %)AD|(% style="width:508px" %)AND 144 +|(% style="width:252px" %)etc…|(% style="width:508px" %) 162 162 163 -A Representation Map mapping free text country names to an ISO 2-character Codelist could be similarly described: 146 +A [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] (% style="color:#2ecc71" %)Map(%%) mapping free text country names to an ISO 2-character Codelist could be similarly described: 164 164 165 -|Text|CL_ISO_ALPHA2 166 -|"Germany"|DE 167 -|"France"|FR 168 -|"United Kingdom"|GB 169 -|"Great Britain"|GB 170 -|"Ireland"|IE 171 -|"Eire"|IE 172 -|etc…| 148 +(% style="width:770.294px" %) 149 +|(% style="width:247px" %)**Text**|(% style="width:520px" %)**CL_ISO_ALPHA2** 150 +|(% style="width:247px" %)"Germany"|(% style="width:520px" %)DE 151 +|(% style="width:247px" %)"France"|(% style="width:520px" %)FR 152 +|(% style="width:247px" %)"United Kingdom"|(% style="width:520px" %)GB 153 +|(% style="width:247px" %)"Great Britain"|(% style="width:520px" %)GB 154 +|(% style="width:247px" %)"Ireland"|(% style="width:520px" %)IE 155 +|(% style="width:247px" %)"Eire"|(% style="width:520px" %)IE 156 +|(% style="width:247px" %)etc…|(% style="width:520px" %) 173 173 174 -Valuelists, introduced in SDMX 3.0, are equivalent to Codelists but allow the maintenance of non-SDMX identifiers. Importantly, their IDs do not need to conform to IDType, but as a consequence are not Identifiable. 158 +Valuelists, introduced in [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] 3.0, are equivalent to Codelists but allow the maintenance of non-[[SDMX>>doc:xwiki: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. 175 175 176 -When used in Representation Maps, Valuelists allow Non-SDMX identifiers containing characters like £, $, % to be mapped to Code IDs, or Codes mapped to non-SDMX identifiers. 160 +When used in [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] (% style="color:#2ecc71" %)Maps(%%), Valuelists allow Non-[[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] identifiers containing characters like £, $, % to be (% style="color:#2ecc71" %)mapped(%%) to [[Code>>doc:xwiki:Glossary.Code.WebHome]] IDs, or [[Codes>>doc:xwiki:Glossary.Code.WebHome]] (% style="color:#2ecc71" %)mapped(%%) to non-[[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] identifiers. 177 177 178 178 In common with Codelists, each item in a Valuelist has a multilingual name giving it a human-readable label and an optional description. For example: 179 179 180 -|Value|Locale|Name 181 -|$|en|United States Dollar 182 -|%|En|Percentage 183 -| |fr|Pourcentage 164 +(% style="width:780.294px" %) 165 +|(% style="width:126px" %)**Value**|(% style="width:153px" %)**Locale**|(% style="width:498px" %)**Name** 166 +|(% style="width:126px" %)$|(% style="width:153px" %)en|(% style="width:498px" %)United States Dollar 167 +|(% style="width:126px" %)%|(% style="width:153px" %)En|(% style="width:498px" %)Percentage 168 +|(% style="width:126px" %) |(% style="width:153px" %)fr|(% style="width:498px" %)Pourcentage 184 184 185 -Other characteristics of Representation Maps: 170 +Other characteristics of [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] (% style="color:#2ecc71" %)Maps(%%): 186 186 187 -* Support the mapping of multiple source Component values to multiple Target Component values as described in section 13.3 on n-to-n mappings; this covers also the case of mapping an Attribute with an array representation to map combinations of values to a single target value; 188 -* 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 189 -* Support for mapping rules where regular expressions or substrings are used to match source Component values. Refer to section 13.6 for more on this topic. 172 +* Support the (% style="color:#2ecc71" %)mapping(%%) of multiple source [[Component>>doc:xwiki:Glossary.Component.WebHome]] values to multiple Target [[Component>>doc:xwiki:Glossary.Component.WebHome]] values as described in section 13.3 on n-to-n mappings; this covers also the case of (% style="color:#2ecc71" %)mapping(%%) an [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] with an array [[representation>>doc:xwiki:Glossary.Representation.WebHome]] to (% style="color:#2ecc71" %)map(%%) combinations of values to a single target value; 173 +* Allow source or target mappings for an Item to be optional allowing rules such as 'A (% style="color:#2ecc71" %)maps(%%) to nothing' or 'nothing (% style="color:#2ecc71" %)maps(%%) to A'; and 174 +* Support for (% style="color:#2ecc71" %)mapping(%%) rules where regular expressions or substrings are used to match source [[Component>>doc:xwiki:Glossary.Component.WebHome]] values. Refer to section 13.6 for more on this topic. 190 190 191 191 == 13.6 Regular expression and substring rules == 192 192 193 -It is common for classifications to contain meanings within the identifier, for example the code Id 'XULADS' may refer to a particular seasonality because it starts with the letters XU. 178 +It is common for classifications to contain meanings within the identifier, for example the [[code>>doc:xwiki:Glossary.Code.WebHome]] Id 'XULADS' may refer to a particular seasonality because it starts with the letters XU. 194 194 195 -With SDMX 2.1 each code that starts with XU had to be individually mapped to the same seasonality, and additional mappings added when new Codes 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: 180 +With [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] 2.1 each [[code>>doc:xwiki:Glossary.Code.WebHome]] that starts with XU had to be individually (% style="color:#2ecc71" %)mapped(%%) to the same seasonality, and additional mappings added when new [[Codes>>doc:xwiki: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: 196 196 197 -//If starts with 'XU' map to 'Y'// 182 +//If starts with 'XU' (% style="color:#2ecc71" %)map(%%) to 'Y'// 198 198 199 199 These rules are described using either regular expressions, or substrings for simpler use cases. 200 200 201 201 === 13.6.1 Regular expressions === 202 202 203 -Regular expression mapping rules are defined in the Representation Map. 188 +Regular expression (% style="color:#2ecc71" %)mapping(%%) rules are defined in the [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] (% style="color:#2ecc71" %)Map(%%). 204 204 205 -Below is an example set of regular expression rules for a particular component. 190 +Below is an example set of regular expression rules for a particular [[component>>doc:xwiki:Glossary.Component.WebHome]]. 206 206 207 -|Regex|Description|Output 208 -|A|Rule match if input = 'A'|OUT_A 209 -|^[A-G]|Rule match if the input starts with letters A to G|OUT_B 210 -|A~|B|Rule match if input is either 'A' or 'B'|OUT_C 192 +(% style="width:708.294px" %) 193 +|(% style="width:133px" %)**Regex**|(% style="width:377px" %)**Description**|(% style="width:194px" %)**Output** 194 +|(% style="width:133px" %)A|(% style="width:377px" %)Rule match if input = 'A'|(% style="width:194px" %)OUT_A 195 +|(% style="width:133px" %)^[A-G]|(% style="width:377px" %)Rule match if the input starts with letters A to G|(% style="width:194px" %)OUT_B 196 +|(% style="width:133px" %)A~|B|(% style="width:377px" %)Rule match if input is either 'A' or 'B'|(% style="width:194px" %)OUT_C 211 211 212 -Like all mapping rules, the output is either a Code, a Value or free text depending on the representation of the Component in the target Data Structure Definition. 198 +Like all mapping rules, the output is either a [[Code>>doc:xwiki:Glossary.Code.WebHome]], a Value or free text depending on the [[representation>>doc:xwiki:Glossary.Representation.WebHome]] of the [[Component>>doc:xwiki:Glossary.Component.WebHome]] in the target [[Data Structure Definition>>doc:xwiki:Glossary.Data structure definition.WebHome]]. 213 213 214 214 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 215 215 216 -|Regex|Target output|Example Input|Example Output 217 -|((( 218 -([0-9]{4})[0- 202 +(% style="width:720.294px" %) 203 +|(% style="width:199px" %)**Regex**|(% style="width:126px" %)**Target output**|(% style="width:192px" %)**Example Input**|(% style="width:200px" %)**Example Output** 204 +|(% style="width:199px" %)((( 205 +([0-9]{4})[0-9]([0-9]{1}) 206 +)))|(% style="width:126px" %)\1-Q\2|(% style="width:192px" %)200933|(% style="width:200px" %)2009-Q3 219 219 220 -9]([0-9]{1}) 221 -)))|\1-Q\2|200933|2009-Q3 222 - 223 223 As regular expression rules can be used as a general catch-all if nothing else matches, the ordering of the rules is important. Rules should be tested starting with the highest priority, moving down the list until a match is found. 224 224 225 225 The following example shows this: 226 226 227 -|Priority|Regex|Description|Output 228 -|1|A|Rule match if input = 'A'|OUT_A 229 -|2|B|Rule match if input = 'B'|OUT_B 230 -|3|[A-Z]|Any character A-Z|OUT_C 212 +(% style="width:725.294px" %) 213 +|(% style="width:198px" %)**Priority**|(% style="width:148px" %)**Regex**|(% style="width:212px" %)**Description**|(% style="width:164px" %)**Output** 214 +|(% style="width:198px" %)1|(% style="width:148px" %)A|(% style="width:212px" %)Rule match if input = 'A'|(% style="width:164px" %)OUT_A 215 +|(% style="width:198px" %)2|(% style="width:148px" %)B|(% style="width:212px" %)Rule match if input = 'B'|(% style="width:164px" %)OUT_B 216 +|(% style="width:198px" %)3|(% style="width:148px" %)[A-Z]|(% style="width:212px" %)Any character A-Z|(% style="width:164px" %)OUT_C 231 231 232 232 The input 'A' matches both the first and the last rule, but the first takes precedence having the higher priority. The output is OUT_A. 233 233 ... ... @@ -239,129 +239,128 @@ 239 239 240 240 For instance: 241 241 242 -|Input String|Start|Length|Output 243 -|ABC_DEF_XYZ|5|3|DEF 244 -|XULADS|1|2|XU 228 +(% style="width:742.294px" %) 229 +|(% style="width:191px" %)**Input String**|(% style="width:154px" %)**Start**|(% style="width:211px" %)**Length**|(% style="width:182px" %)**Output** 230 +|(% style="width:191px" %)ABC_DEF_XYZ|(% style="width:154px" %)5|(% style="width:211px" %)3|(% style="width:182px" %)DEF 231 +|(% style="width:191px" %)XULADS|(% style="width:154px" %)1|(% style="width:211px" %)2|(% style="width:182px" %)XU 245 245 246 -Sub-strings can therefore be used for the conceptual rule //If starts with 'XU' map to Y// as shown in the following example: 233 +Sub-strings can therefore be used for the conceptual rule //If starts with 'XU' (% style="color:#2ecc71" %)map(%%) to Y// as shown in the following example: 247 247 248 -|Start|Length|Source|Target 249 -|1|2|XU|Y 235 +(% style="width:740.294px" %) 236 +|(% style="width:194px" %)**Start**|(% style="width:151px" %)**Length**|(% style="width:208px" %)**Source**|(% style="width:183px" %)**Target** 237 +|(% style="width:194px" %)1|(% style="width:151px" %)2|(% style="width:208px" %)XU|(% style="width:183px" %)Y 250 250 251 251 == 13.7 Mapping non-SDMX time formats to SDMX formats == 252 252 253 -Structure mapping allows non-SDMX compliant time values in source datasets to be mapped to an SDMX compliant time format. 241 +Structure mapping allows non-[[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] compliant time values in source [[datasets>>doc:xwiki:Glossary.Data set.WebHome]] to be (% style="color:#2ecc71" %)mapped(%%) to an [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] compliant time format. 254 254 255 255 Two types of time input are defined: 256 256 257 257 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 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. 258 258 259 -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 or Attribute in the output mapping. If the output frequency is unknown or if the SDMX 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: 247 +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:xwiki:Glossary.Dimension.WebHome]] or [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]] in the output mapping. If the output frequency is unknown or if the [[SDMX>>doc:xwiki: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: 260 260 261 -|Frequency|Format|Example 262 -|A|YYYY|2010 263 -|D|YYYY-MM-DD|2010-01-01 264 -|I|YYYY-MM-DDThh:mm:ss|2010-01T20:22:00 265 -|M|YYYY-MM|2010-01 266 -|Q|YYYY-Qn|2010-Q1 267 -|S|YYYY-Sn|2010-S1 268 -|T|YYYY-Tn|2010-T1 269 -|W|YYYY-Wn|YYYY-W53 249 +(% style="width:771.294px" %) 250 +|(% style="width:187px" %)**Frequency**|(% style="width:159px" %)**Format**|(% style="width:422px" %)**Example** 251 +|(% style="width:187px" %)A|(% style="width:159px" %)YYYY|(% style="width:422px" %)2010 252 +|(% style="width:187px" %)D|(% style="width:159px" %)YYYY-MM-DD|(% style="width:422px" %)2010-01-01 253 +|(% style="width:187px" %)I|(% style="width:159px" %)YYYY-MM-DDThh:mm:ss|(% style="width:422px" %)2010-01T20:22:00 254 +|(% style="width:187px" %)M|(% style="width:159px" %)YYYY-MM|(% style="width:422px" %)2010-01 255 +|(% style="width:187px" %)Q|(% style="width:159px" %)YYYY-Qn|(% style="width:422px" %)2010-Q1 256 +|(% style="width:187px" %)S|(% style="width:159px" %)YYYY-Sn|(% style="width:422px" %)2010-S1 257 +|(% style="width:187px" %)T|(% style="width:159px" %)YYYY-Tn|(% style="width:422px" %)2010-T1 258 +|(% style="width:187px" %)W|(% style="width:159px" %)YYYY-Wn|(% style="width:422px" %)YYYY-W53 270 270 271 271 In the case where the input frequency is lower than the output frequency, the mapping defaults to end of period, but can be explicitly set to start, end or mid-period. 272 272 273 273 There are two important points to note: 274 274 275 -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 is formatted. 276 -1. To support the use case of changing frequency the structure map can optionally provide a start of year attribute, which defines the year start date in MM-DD format. For example: YearStart=04-01. 264 +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:xwiki:Glossary.Time period.WebHome]] is formatted. 265 +1. To support the use case of changing frequency the structure (% style="color:#2ecc71" %)map(%%) can optionally provide a start of year [[attribute>>doc:xwiki:Glossary.Attribute.WebHome]], which defines the year start date in MM-DD format. For example: YearStart=04-01. 277 277 278 278 === 13.7.1 Pattern based dates === 279 279 280 -Date and time formats 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 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. 269 +Date and [[time formats>>doc:xwiki: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:xwiki: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. 281 281 282 -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 ^^[[(% class="wikiinternallink wikiinternallink"%)^^44^^>>path:#sdfootnote44sym||name="sdfootnote44anc"]](%%)^^. An indicative list of examples is presented in the following table:271 +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}}Unidimensional datasets are those with a single 'indicator' or 'series code' dimension.{{/footnote}}. An indicative list of examples is presented in the following table: 283 283 284 -|English (en)|Australia (AU)|en-AU 285 -|English (en)|Canada (CA)|en-CA 286 -|English (en)|United Kingdom (GB)|en-GB 287 -|English (en)|United States (US)|en-US 288 -|Estonian (et)|Estonia (EE)|et-EE 289 -|Finnish (fi)|Finland (FI)|fi-FI 290 -|French (fr)|Belgium (BE)|fr-BE 291 -|French (fr)|Canada (CA)|fr-CA 292 -|French (fr)|France (FR)|fr-FR 293 -|French (fr)|Luxembourg (LU)|fr-LU 294 -|French (fr)|Switzerland (CH)|fr-CH 295 -|German (de)|Austria (AT)|de-AT 296 -|German (de)|Germany (DE)|de-DE 273 +(% style="width:772.294px" %) 274 +|(% style="width:190px" %)English (en)|(% style="width:230px" %)Australia (AU)|(% style="width:348px" %)en-AU 275 +|(% style="width:190px" %)English (en)|(% style="width:230px" %)Canada (CA)|(% style="width:348px" %)en-CA 276 +|(% style="width:190px" %)English (en)|(% style="width:230px" %)United Kingdom (GB)|(% style="width:348px" %)en-GB 277 +|(% style="width:190px" %)English (en)|(% style="width:230px" %)United States (US)|(% style="width:348px" %)en-US 278 +|(% style="width:190px" %)Estonian (et)|(% style="width:230px" %)Estonia (EE)|(% style="width:348px" %)et-EE 279 +|(% style="width:190px" %)Finnish (fi)|(% style="width:230px" %)Finland (FI)|(% style="width:348px" %)fi-FI 280 +|(% style="width:190px" %)French (fr)|(% style="width:230px" %)Belgium (BE)|(% style="width:348px" %)fr-BE 281 +|(% style="width:190px" %)French (fr)|(% style="width:230px" %)Canada (CA)|(% style="width:348px" %)fr-CA 282 +|(% style="width:190px" %)French (fr)|(% style="width:230px" %)France (FR)|(% style="width:348px" %)fr-FR 283 +|(% style="width:190px" %)French (fr)|(% style="width:230px" %)Luxembourg (LU)|(% style="width:348px" %)fr-LU 284 +|(% style="width:190px" %)French (fr)|(% style="width:230px" %)Switzerland (CH)|(% style="width:348px" %)fr-CH 285 +|(% style="width:190px" %)German (de)|(% style="width:230px" %)Austria (AT)|(% style="width:348px" %)de-AT 286 +|(% style="width:190px" %)German (de)|(% style="width:230px" %)Germany (DE)|(% style="width:348px" %)de-DE 297 297 298 -[[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_59eee18f.gif||alt="Shape8" height="1" width="192"]] 288 +(% style="width:773.294px" %) 289 +|(% style="width:190px" %)German (de)|(% style="width:234px" %)Luxembourg (LU)|(% style="width:345px" %)de-LU 290 +|(% style="width:190px" %)German (de)|(% style="width:234px" %)Switzerland (CH)|(% style="width:345px" %)de-CH 291 +|(% style="width:190px" %)Greek (el)|(% style="width:234px" %)Cyprus (CY)|(% style="width:345px" %)el-CY__([[*>>https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]])__ 292 +|(% style="width:190px" %)Greek (el)|(% style="width:234px" %)Greece (GR)|(% style="width:345px" %)el-GR 293 +|(% style="width:190px" %)Hebrew (iw)|(% style="width:234px" %)Israel (IL)|(% style="width:345px" %)iw-IL 294 +|(% style="width:190px" %)Hindi (hi)|(% style="width:234px" %)India (IN)|(% style="width:345px" %)hi-IN 295 +|(% style="width:190px" %)Hungarian (hu)|(% style="width:234px" %)Hungary (HU)|(% style="width:345px" %)hu-HU 296 +|(% style="width:190px" %)Icelandic (is)|(% style="width:234px" %)Iceland (IS)|(% style="width:345px" %)is-IS 297 +|(% style="width:190px" %)Indonesian (in)|(% style="width:234px" %)Indonesia (ID)|(% style="width:345px" %)in-ID__([[*>>https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]])__ 298 +|(% style="width:190px" %)Irish (ga)|(% style="width:234px" %)Ireland (IE)|(% style="width:345px" %)ga-IE__([[*>>https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]])__ 299 +|(% style="width:190px" %)Italian (it)|(% style="width:234px" %)Italy (IT)|(% style="width:345px" %)it-IT 299 299 300 -|German (de)|Luxembourg (LU)|de-LU 301 -|German (de)|Switzerland (CH)|de-CH 302 -|Greek (el)|Cyprus (CY)|el-CY[[__(*)__>>url:https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]][[url:https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]] 303 -|Greek (el)|Greece (GR)|el-GR 304 -|Hebrew (iw)|Israel (IL)|iw-IL 305 -|Hindi (hi)|India (IN)|hi-IN 306 -|Hungarian (hu)|Hungary (HU)|hu-HU 307 -|Icelandic (is)|Iceland (IS)|is-IS 308 -|Indonesian (in)|Indonesia (ID)|in-ID[[__(*)__>>url:https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]][[url:https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]] 309 -|Irish (ga)|Ireland (IE)|ga-IE[[__(*)__>>url:https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]][[url:https://www.oracle.com/java/technologies/javase/jdk8-jre8-suported-locales.html#cldrlocale]] 310 -|Italian (it)|Italy (IT)|it-IT 311 - 312 312 Examples 313 313 314 314 22/06/1981 would be described as dd/MM/YYYY, with locale en-GB 315 - 316 316 2008-mars-12 would be described as YYYY-MMM-DD, with locale fr-FR 317 - 318 318 22 July 1981 would be described as dd MMMM YYYY, with locale en-US 319 - 320 320 22 Jul 1981 would be described as dd MMM YYYY 321 - 322 322 2010 D62 would be described as YYYYDnn (day 62 of the year 2010) 323 323 324 324 The following pattern letters are defined (all other characters from 'A' to 'Z' and from 'a' to 'z' are reserved): 325 325 326 -|Letter|Date or Time Component|Presentation|Examples 327 -|G|Era designator|[[Text>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#text]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#text]]|AD 328 -|yy|Year short (upper case is Year of Week^^[[(% class="wikiinternallink wikiinternallink" %)^^45^^>>path:#sdfootnote45sym||name="sdfootnote45anc"]](%%)^^)|[[Year>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#year]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#year]]|96 329 -|yyyy|Year Full (upper case is Year of Week)|Year|1996 330 -|MM|Month number in year starting with 1|Month|07 331 -|MMM|Month name short|Month|Jul 332 -|MMMM|Month name full|Month|July 333 -|ww|Week in year|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|27 334 -|W|Week in month|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|2 335 -|DD|Day in year|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|189 336 -|dd|Day in month|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|10 337 -|F|Day of week in month|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|2 338 -|E|Day name in week|[[Text>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#text]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#text]]|Tuesday; Tue 311 +(% style="width:896.294px" %) 312 +|(% style="width:133px" %)**Letter**|(% style="width:414px" %)**Date or Time Component**|(% style="width:157px" %)**Presentation**|(% style="width:172px" %)**Examples** 313 +|(% style="width:133px" %)G|(% style="width:414px" %)Era designator|(% style="width:157px" %)Text|(% style="width:172px" %)AD 314 +|(% style="width:133px" %)yy|(% style="width:414px" %)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}})|(% style="width:157px" %)Year|(% style="width:172px" %)96 315 +|(% style="width:133px" %)yyyy|(% style="width:414px" %)Year Full (upper case is Year of Week)|(% style="width:157px" %)Year|(% style="width:172px" %)1996 316 +|(% style="width:133px" %)MM|(% style="width:414px" %)Month number in year starting with 1|(% style="width:157px" %)Month|(% style="width:172px" %)07 317 +|(% style="width:133px" %)MMM|(% style="width:414px" %)Month name short|(% style="width:157px" %)Month|(% style="width:172px" %)Jul 318 +|(% style="width:133px" %)MMMM|(% style="width:414px" %)Month name full|(% style="width:157px" %)Month|(% style="width:172px" %)July 319 +|(% style="width:133px" %)ww|(% style="width:414px" %)Week in year|(% style="width:157px" %)Number|(% style="width:172px" %)27 320 +|(% style="width:133px" %)W|(% style="width:414px" %)Week in month|(% style="width:157px" %)Number|(% style="width:172px" %)2 321 +|(% style="width:133px" %)DD|(% style="width:414px" %)Day in year|(% style="width:157px" %)Number|(% style="width:172px" %)189 322 +|(% style="width:133px" %)dd|(% style="width:414px" %)Day in month|(% style="width:157px" %)Number|(% style="width:172px" %)10 323 +|(% style="width:133px" %)F|(% style="width:414px" %)Day of week in month|(% style="width:157px" %)Number|(% style="width:172px" %)2 324 +|(% style="width:133px" %)E|(% style="width:414px" %)Day name in week|(% style="width:157px" %)Text|(% style="width:172px" %)Tuesday; Tue 325 +|(% style="width:132px" %)U|(% style="width:414px" %)Day number of week (1 = Monday, ..., 7 = Sunday)|(% style="width:157px" %)Number|(% style="width:217px" %)1 326 +|(% style="width:132px" %)HH|(% style="width:414px" %)Hour in day (0-23)|(% style="width:157px" %)Number|(% style="width:217px" %)0 327 +|(% style="width:132px" %)kk|(% style="width:414px" %)Hour in day (1-24)|(% style="width:157px" %)Number|(% style="width:217px" %)24 328 +|(% style="width:132px" %)KK|(% style="width:414px" %)Hour in am/pm (0-11)|(% style="width:157px" %)Number|(% style="width:217px" %)0 329 +|(% style="width:132px" %)hh|(% style="width:414px" %)Hour in am/pm (1-12)|(% style="width:157px" %)Number|(% style="width:217px" %)12 330 +|(% style="width:132px" %)mm|(% style="width:414px" %)Minute in hour|(% style="width:157px" %)Number|(% style="width:217px" %)30 331 +|(% style="width:132px" %)ss|(% style="width:414px" %)Second in minute|(% style="width:157px" %)Number|(% style="width:217px" %)55 332 +|(% style="width:132px" %)S|(% style="width:414px" %)Millisecond|(% style="width:157px" %)Number|(% style="width:217px" %)978 333 +|(% style="width:132px" %)n|(% style="width:414px" %)Number of periods, used after a SDMX Frequency Identifier such as M, Q, D (month, quarter, day)|(% style="width:157px" %)Number|(% style="width:217px" %)12 339 339 340 -[[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_59eee18f.gif||alt="Shape9" height="1" width="192"]] 341 - 342 -|U|Day number of week (1 = Monday, ..., 7 = Sunday)|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|1 343 -|HH|Hour in day (0-23)|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|0 344 -|kk|Hour in day (1-24)|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|24 345 -|KK|Hour in am/pm (0-11)|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|0 346 -|hh|Hour in am/pm (1-12)|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|12 347 -|mm|Minute in hour|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|30 348 -|ss|Second in minute|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|55 349 -|S|Millisecond|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|978 350 -|n|Number of periods, used after a SDMX Frequency Identifier such as M, Q, D (month, quarter, day)|[[Number>>url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]][[url:https://docs.oracle.com/javase/7/docs/api/java/text/SimpleDateFormat.html#number]]|12 351 - 352 352 The model is illustrated below: 353 353 354 354 [[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_295af259.jpg||height="265" width="477"]] 355 355 356 -==== 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 ==== 339 +(% class="wikigeneratedid" id="HFigure24showingthecomponentmapmappingtheSOURCE_DATEDimensiontotheTIME_PERIODdimensionwiththeadditionalinformationonthecomponentmaptodescribethetimeformat" %) 340 +**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** 357 357 358 358 [[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_a3215c79.jpg||height="265" width="480"]] 359 359 360 -==== Figure 25 showing an input date format, whose output frequency is derived from the output value of the FREQ Dimension ==== 344 +(% class="wikigeneratedid" id="HFigure25showinganinputdateformat2CwhoseoutputfrequencyisderivedfromtheoutputvalueoftheFREQDimension" %) 345 +**Figure 25 showing an input date format, whose output frequency is derived from the output value of the FREQ Dimension** 361 361 362 362 === 13.7.2 Numerical based datetime === 363 363 364 -Where the source datetime input is purely numerical, the mapping rules are defined by the **Base** as a valid SDMX Time Period, and the **Period** which must take one of the following enumerated values: 349 +Where the source datetime input is purely numerical, the mapping rules are defined by the **Base** as a valid [[SDMX>>doc:xwiki:Glossary.Statistical data and metadata exchange.WebHome]] [[Time Period>>doc:xwiki:Glossary.Time period.WebHome]], and the **Period** which must take one of the following enumerated values: 365 365 366 366 * day 367 367 * second ... ... @@ -369,17 +369,16 @@ 369 369 * microsecond 370 370 * nanosecond 371 371 372 -|Numerical datetime systems|Base|Period 373 -|((( 357 +(% style="width:573.294px" %) 358 +|(% style="width:276px" %)**Numerical datetime systems**|(% style="width:117px" %)**Base**|(% style="width:177px" %)**Period** 359 +|(% style="width:276px" %)((( 374 374 Epoch Time (UNIX) 375 - 376 376 Milliseconds since 01 Jan 1970 377 -)))|1970|millisecond 378 -|((( 362 +)))|(% style="width:117px" %)1970|(% style="width:177px" %)millisecond 363 +|(% style="width:276px" %)((( 379 379 Windows System Time 380 - 381 381 Milliseconds since 01 Jan 1601 382 -)))|1601|millisecond 366 +)))|(% style="width:117px" %)1601|(% style="width:177px" %)millisecond 383 383 384 384 The example above illustrates numerical based datetime mapping rules for two commonly used time standards. 385 385 ... ... @@ -393,53 +393,46 @@ 393 393 394 394 === 13.7.3 Mapping more complex time inputs === 395 395 396 -VTL should be used for more complex time inputs that cannot be interpreted using the pattern based on numerical methods. 380 +[[VTL>>doc:xwiki: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. 397 397 398 398 == 13.8 Using TIME_PERIOD in mapping rules == 399 399 400 -The source TIME_PERIOD Dimension can be used in conjunction with other input Dimensions to create discrete mapping rules where the output is conditional on the time period value. 384 +The source TIME_PERIOD [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] can be used in conjunction with other input [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] to create discrete mapping rules where the output is conditional on the [[time period>>doc:xwiki:Glossary.Time period.WebHome]] value. 401 401 402 -The main use case is setting the value of Observation Attributes in the target dataset. 386 +The main use case is setting the value of Observation [[Attributes>>doc:xwiki:Glossary.Attribute.WebHome]] in the target [[dataset>>doc:xwiki:Glossary.Data set.WebHome]]. 403 403 404 -|Rule|Source|Target 405 -|1|((( 388 +(% style="width:786.294px" %) 389 +|(% style="width:92px" %)**Rule**|(% style="width:377px" %)**Source**|(% style="width:315px" %)**Target** 390 +|(% style="width:92px" %)1|(% style="width:377px" %)((( 406 406 If 407 - 408 408 INDICATOR=XULADS; and TIME_PERIOD=2007. 409 -)))|((( 393 +)))|(% style="width:315px" %)((( 410 410 Set 411 - 412 412 OBS_CONF=F 413 413 ))) 414 -|2|((( 397 +|(% style="width:92px" %)2|(% style="width:377px" %)((( 415 415 If 416 - 417 417 INDICATOR=XULADS; and TIME_PERIOD=2008. 418 -)))|((( 400 +)))|(% style="width:315px" %)((( 419 419 Set 420 - 421 421 OBS_CONF=F 422 422 ))) 423 -|3|((( 404 +|(% style="width:92px" %)3|(% style="width:377px" %)((( 424 424 If 425 - 426 426 INDICATOR=XULADS; and TIME_PERIOD=2009. 427 -)))|((( 407 +)))|(% style="width:315px" %)((( 428 428 Set 429 - 430 430 OBS_CONF=F 431 431 ))) 432 -|4|((( 411 +|(% style="width:92px" %)4|(% style="width:377px" %)((( 433 433 If 434 - 435 435 INDICATOR=XULADS; and TIME_PERIOD=2010. 436 -)))|((( 414 +)))|(% style="width:315px" %)((( 437 437 Set 438 - 439 439 OBS_CONF=**C** 440 440 ))) 441 441 442 -In the example above, OBS_CONF is an Observation Attribute. 419 +In the example above, OBS_CONF is an Observation [[Attribute>>doc:xwiki:Glossary.Attribute.WebHome]]. 443 443 444 444 == 13.9 Time span mapping rules using validity periods == 445 445 ... ... @@ -449,28 +449,23 @@ 449 449 450 450 By specifying validity periods, the example from Section 13.8 can be re-written using two rules as follows: 451 451 452 -|Rule|Source|Target 453 -|1|((( 429 +(% style="width:808.294px" %) 430 +|(% style="width:93px" %)**Rule**|(% style="width:385px" %)**Source**|(% style="width:328px" %)**Target** 431 +|(% style="width:93px" %)1|(% style="width:385px" %)((( 454 454 If 455 - 456 456 INDICATOR=XULADS. 457 - 458 458 Validity Period start period=2007 end period=2009 459 -)))|((( 435 +)))|(% style="width:328px" %)((( 460 460 Set 461 - 462 462 OBS_CONF=F 463 463 ))) 464 -|2|((( 439 +|(% style="width:93px" %)2|(% style="width:385px" %)((( 465 465 If 466 - 467 467 INDICATOR=XULADS. 468 - 469 469 Validity Period start period=2010 470 -)))|((( 443 +)))|(% style="width:328px" %)((( 471 471 Set 472 - 473 -OBS_CONF=F** ** 445 +OBS_CONF=F 474 474 ))) 475 475 476 476 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. ... ... @@ -481,147 +481,107 @@ 481 481 482 482 === 13.10.1 Many to one mapping (N-1) === 483 483 484 -|Source|Map To 485 -|((( 486 -**FREQ**="A" 456 +[[image:1747377208446-496.png]] 487 487 488 - ADJUSTMENT="N"458 +The bold [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] (% style="color:#2ecc71" %)map(%%) from source to target verbatim. The mapping simply specifies: 489 489 490 -**REF_AREA**="PL" 491 - 492 -**COUNTERPART_AREA**="W0" 493 - 494 -REF_SECTOR="S1" 495 - 496 -COUNTERPART_SECTOR="S1" ACCOUNTING_ENTRY="B" 497 - 498 -STO="B5G" 499 -)))|((( 500 -FREQ="A" 501 - 502 -REF_AREA="PL" 503 - 504 -COUNTERPART_AREA="W0" 505 - 506 -INDICATOR="IND_ABC" 507 -))) 508 - 509 -The bold Dimensions map from source to target verbatim. The mapping simply specifies: 510 - 511 511 FREQ => FREQ 512 - 513 513 REF_AREA=> REF_AREA 514 - 515 515 COUNTERPART_AREA=> COUNTERPART _AREA 516 516 517 -No Representation Mapping is required. The source value simply copies across unmodified. 464 +No [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] Mapping is required. The source value simply copies across unmodified. 518 518 519 -The remaining Dimensions all map to the Indicator Dimension. This is an example of many Dimensions mapping to one Dimension. In this case a Representation Mapping is required, and the mapping first describes the input 'partial key' and how this maps to the target indicator: 466 +The remaining [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] all (% style="color:#2ecc71" %)map(%%) to the Indicator [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]]. This is an example of many [[Dimensions>>doc:xwiki:Glossary.Dimension.WebHome]] mapping to one [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]]. In this case a [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] Mapping is required, and the mapping first describes the input 'partial key' and how this (% style="color:#2ecc71" %)maps(%%) to the target indicator: 520 520 521 521 N:S1:S1:B:B5G => IND_ABC 522 522 523 -Where the key sequence is based on the order specified in the mapping (i.e ADJUSTMENT, REF_SECTOR, etc will result in the first value N being taken from ADJUSTMENT as this was the first item in the source Dimension list. 470 +Where the key sequence is based on the order specified in the mapping (i.e [[ADJUSTMENT>>doc:xwiki:Glossary.Adjustment.WebHome]], REF_SECTOR, etc will result in the first value N being taken from [[ADJUSTMENT>>doc:xwiki:Glossary.Adjustment.WebHome]] as this was the first item in the source [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] list. 524 524 525 -**Note**: The key order is NOT based on the Dimension order of the DSD, as the mapping needs to be resilient to the DSD changing. 472 +**Note**: The key order is NOT based on the [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] order of the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]], as the mapping needs to be resilient to the [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]] changing. 526 526 527 527 === 13.10.2 Mapping other data types to Code Id === 528 528 529 -In the case where the incoming data type is not a string and not a code identifier i.e. the source Dimension 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. 476 +In the case where the incoming data type is not a string and not a [[code>>doc:xwiki:Glossary.Code.WebHome]] identifier i.e. the source [[Dimension>>doc:xwiki: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. 530 530 531 -The following representation mapping can be used to explicitly map each age to an output code. 478 +The following [[representation>>doc:xwiki:Glossary.Representation.WebHome]] mapping can be used to explicitly (% style="color:#2ecc71" %)map(%%) each [[age>>doc:xwiki:Glossary.Age.WebHome]] to an output [[code>>doc:xwiki:Glossary.Code.WebHome]]. 532 532 533 -: 534 - 535 535 ((( 536 -|Source Input Free Text|Desired Output Code Id 537 -|0|A 538 -|1|A 539 -|2|A 540 -|3|B 541 -|4|B 481 +(% style="width:669.294px" %) 482 +|(% style="width:218px" %)**Source Input Free Text**|(% style="width:448px" %)**Desired Output Code Id** 483 +|(% style="width:218px" %)0|(% style="width:448px" %)A 484 +|(% style="width:218px" %)1|(% style="width:448px" %)A 485 +|(% style="width:218px" %)2|(% style="width:448px" %)A 486 +|(% style="width:218px" %)3|(% style="width:448px" %)B 487 +|(% style="width:218px" %)4|(% style="width:448px" %)B 542 542 ))) 543 543 544 -If this mapping takes advantage of regular expressions it can be expressed in two 3464rules:490 +If this mapping takes advantage of regular expressions it can be expressed in two rules: 545 545 546 -[[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_8c1afe2b.gif||alt="Shape10" height="1" width="302"]] 547 - 548 -__Regular Expression __Desired Output 549 - 550 -: 551 - 552 552 ((( 553 -|[0-2]|A 554 -|[3-4]|B 493 +(% style="width:675.294px" %) 494 +|(% style="width:219px" %)((( 495 +**Regular Expression** 496 +)))|(% style="width:453px" %)**Desired Output** 497 +|(% style="width:219px" %)[0-2]|(% style="width:453px" %)A 498 +|(% style="width:219px" %)[3-4]|(% style="width:453px" %)B 499 + 500 +(% style="color:inherit; font-family:inherit; font-size:max(21px, min(23px, 17.4444px + 0.462963vw))" %)13.10.3 Observation Attributes for Time Period 555 555 ))) 556 556 557 - ===13.10.3ObservationAttributesforPeriod===503 +This use case is where a specific observation for a specific [[time period>>doc:xwiki:Glossary.Time period.WebHome]] has an [[attribute>>doc:xwiki:Glossary.Attribute.WebHome]] value. 558 558 559 -This use case is where a specific observation for a specific time period has an attribute 3468 value. 560 - 561 -: 562 - 563 563 ((( 564 -|Input INDICATOR|Input TIME_PERIOD|Output OBS_CONF 565 -|XULADS|2008|C 566 -|XULADS|2009|C 567 -|XULADS|2010|C 506 +(% style="width:689.294px" %) 507 +|(% style="width:220px" %)**Input INDICATOR**|(% style="width:223px" %)**Input TIME_PERIOD**|(% style="width:243px" %)**Output OBS_CONF** 508 +|(% style="width:220px" %)XULADS|(% style="width:223px" %)2008|(% style="width:243px" %)C 509 +|(% style="width:220px" %)XULADS|(% style="width:223px" %)2009|(% style="width:243px" %)C 510 +|(% style="width:220px" %)XULADS|(% style="width:223px" %)2010|(% style="width:243px" %)C 568 568 ))) 569 569 570 - __Or using a validity period on the Representation Mapping__:513 +Or using a validity period on the [[Representation>>doc:xwiki:Glossary.Representation.WebHome]] Mapping: 571 571 572 -[[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_6dbf7f.gif||alt="Shape11" height="36" width="555"]] Input INDICATOR Valid From/ Valid To Output OBS_CONF 515 +(% style="width:693.294px" %) 516 +|(% style="width:221px" %)**Input INDICATOR**|(% style="width:222px" %)**Valid From/ Valid To**|(% style="width:246px" %)**Output OBS_CONF** 517 +|(% style="width:221px" %)XULADS|(% style="width:222px" %)2008/2010|(% style="width:246px" %)C 573 573 574 -XULADS 2008/2010 C 575 - 576 576 === 13.10.4 Time mapping === 577 577 578 -This use case is to create a time period from an input that does not respect SDMXTime Formats. 521 +This use case is to create a [[time period>>doc:xwiki:Glossary.Time period.WebHome]] from an input that does not respect SDMXTime Formats. 579 579 580 -The Component Mapping from SYS_TIME to TIME_PERIOD specifies itself as a time mapping with the following details: 523 +The [[Component>>doc:xwiki:Glossary.Component.WebHome]] Mapping from SYS_TIME to TIME_PERIOD specifies itself as a time mapping with the following details: 581 581 582 -: 583 - 584 584 ((( 585 -|Source Value|Source Mapping|Target Frequency|Output 586 -|18/07/1981|dd/MM/yyyy|A|1981 526 +(% style="width:763.294px" %) 527 +|(% style="width:163px" %)**Source Value**|(% style="width:219px" %)**Source Mapping**|(% style="width:198px" %)**Target Frequency**|(% style="width:180px" %)**Output** 528 +|(% style="width:163px" %)18/07/1981|(% style="width:219px" %)dd/MM/yyyy|(% style="width:198px" %)A|(% style="width:180px" %)1981 587 587 ))) 588 588 589 -When the target frequency is based on another target Dimension value, in this example __the value of the FREQ Dimension in the tar__get DSD.531 +When the target frequency is based on another target [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] value, in this example the value of the FREQ [[Dimension>>doc:xwiki:Glossary.Dimension.WebHome]] in the target [[DSD>>doc:xwiki:Glossary.Data structure definition.WebHome]]. 590 590 591 -[[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_dbe68698.gif||alt="Shape12" height="1" width="273"]] 592 - 593 -: 594 -:: 595 - 596 596 ((( 597 -|Source Value|Source Mapping|Target Frequency Output Dimension 534 +(% style="width:734.294px" %) 535 +|(% style="width:165px" %)**Source Value**|(% style="width:220px" %)**Source Mapping**|(% style="width:161px" %)**Target Frequency**|(% style="width:251px" %)**Output Dimension** 536 +|(% style="width:165px" %)18/07/1981|(% style="width:220px" %)dd/MM/yyyy|(% style="width:161px" %)FREQ|(% style="width:251px" %)1981-07-18 (when FREQ=D) 598 598 599 -|18/07/1981 dd/MM/yyyy|FREQ| |1981-07-18 (when FREQ=D) 600 -|(% rowspan="2" %)((( 601 -__When the source is a numerical form__at 538 +When the source is a numerical format 602 602 603 -Source Value Start Period Interv 604 -)))| | | 605 -|al|((( 606 -Target 540 +(% style="width:892.294px" %) 541 +|(% style="width:165px" %)**Source Value**|(% style="width:133px" %)**Start Period**|(% style="width:191px" %)**Interv**|(% style="width:264px" %)**Target FREQ**|(% style="width:167px" %)**Output** 542 +|(% style="width:165px" %)1589808220|(% style="width:133px" %)1970|(% style="width:191px" %)millisecond|(% style="width:264px" %)1981-07-18 (when FREQ=D)|(% style="width:167px" %)2020-05 607 607 608 -FREQ 609 -)))|Output 610 -|(% colspan="2" %)1589808220 1970 millisecond|M|2020-05 544 +When the source frequency is lower than the target frequency additional information 3485 can be provided for resolve to start of period, end of period, or mid period, as shown 3486 in the following example: 611 611 ))) 612 612 613 -When the source frequency is lower than the target frequency additional information 3485 can be provided for resolve to start of period, end of period, or mid period, as shown 3486 in the following example: 547 +(% style="width:892.294px" %) 548 +|(% style="width:165px" %)**Source Value**|(% style="width:133px" %)**Source Mapping**|(% style="width:191px" %)**Target Dimension**|(% style="width:264px" %)**Frequency**|(% style="width:167px" %)**Output** 549 +|(% style="width:165px" %)1981|(% style="width:133px" %)yyyy|(% style="width:191px" %)D – End of Period|(% style="width:264px" %) |(% style="width:167px" %)1981-12-31 614 614 615 - SourceValue Source MappingTargetFrequency Output551 +When the start of year is April 1^^st^^ the Structure (% style="color:#2ecc71" %)Map(%%) has YearStart=04-01: 616 616 617 -Dimension 553 +(% style="width:892.294px" %) 554 +|(% style="width:165px" %)**Source Value**|(% style="width:133px" %)**Source Mapping**|(% style="width:191px" %)**Target Dimension**|(% style="width:264px" %)**Frequency**|(% style="width:167px" %)**Output** 555 +|(% style="width:165px" %)1981|(% style="width:133px" %)yyyy|(% style="width:191px" %)D – End of Period|(% style="width:264px" %) |(% style="width:167px" %)1982-03-31 618 618 619 - [[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_4ec4bb31.gif||alt="Shape13" height="173" width="555"]] 1981 yyyy D – End of Period 1981-12-31557 +---- 620 620 621 -When the start of year is April 1^^st^^ the Structure Map has YearStart=04-01: 622 - 623 -Source Value Source Mapping Target Frequency Output 624 - 625 -Dimension 626 - 627 -1981 yyyy D – End of Period 1982-03-31 559 +{{putFootnotes/}}
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