Changes for page 4 General Notes for Implementers
Last modified by Artur on 2025/09/10 11:19
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -10,26 +10,26 @@ 10 10 11 11 There are several different representations in SDMX-ML, taken from XML Schemas and common programming languages. The table below describes the various representations, which are found in SDMX-ML, and their equivalents. 12 12 13 -| (% style="width:191px" %)**SDMX-ML Data Type**|(% style="width:232px" %)**XML Schema Data Type**|(% style="width:212px" %)**.NET Framework Type**|(% style="width:980px" %)(((14 - **Java Data Type**13 +|SDMX-ML Data Type|XML Schema Data Type|.NET Framework Type|((( 14 +Java Data Type 15 15 ))) 16 -| (% style="width:191px" %)String|(% style="width:232px" %)xsd:string|(% style="width:212px" %)System.String|(% style="width:980px" %)java.lang.String17 -| (% style="width:191px" %)Big Integer|(% style="width:232px" %)xsd:integer|(% style="width:212px" %)System.Decimal|(% style="width:980px" %)java.math.BigInteger18 -| (% style="width:191px" %)Integer|(% style="width:232px" %)xsd:int|(% style="width:212px" %)System.Int32|(% style="width:980px" %)int19 -| (% style="width:191px" %)Long|(% style="width:232px" %)xsd.long|(% style="width:212px" %)System.Int64|(% style="width:980px" %)long20 -| (% style="width:191px" %)Short|(% style="width:232px" %)xsd:short|(% style="width:212px" %)System.Int16|(%style="width:980px" %)short21 -| (% style="width:191px" %)Decimal|(% style="width:232px" %)xsd:decimal|(% style="width:212px" %)System.Decimal|(% style="width:980px" %)java.math.BigDecimal22 -| (% style="width:191px" %)Float|(% style="width:232px" %)xsd:float|(% style="width:212px" %)System.Single|(% style="width:980px" %)float23 -| (% style="width:191px" %)Double|(% style="width:232px" %)xsd:double|(% style="width:212px" %)System.Double|(% style="width:980px" %)double24 -| (% style="width:191px" %)Boolean|(% style="width:232px" %)xsd:boolean|(% style="width:212px" %)System.Boolean|(% style="width:980px" %)boolean25 -| (% style="width:191px" %)URI|(% style="width:232px" %)xsd:anyURI|(% style="width:212px" %)System.Uri|(% style="width:980px" %)Java.net.URI or java.lang.String26 -| (% style="width:191px" %)DateTime|(% style="width:232px" %)xsd:dateTime|(% style="width:212px" %)System.DateTime|(% style="width:980px" %)javax.xml.datatype.XMLGregorianCalendar27 -| (% style="width:191px" %)Time|(% style="width:232px" %)xsd:time|(% style="width:212px" %)System.DateTime|(% style="width:980px" %)javax.xml.datatype.XMLGregorianCalendar28 -| (% style="width:191px" %)GregorianYear|(% style="width:232px" %)xsd:gYear|(% style="width:212px" %)System.DateTime|(% style="width:980px" %)javax.xml.datatype.XMLGregorianCalendar29 -| (% style="width:191px" %)GregorianMonth|(% style="width:232px" %)xsd:gYearMonth|(% style="width:212px" %)System.DateTime|(% style="width:980px" %)javax.xml.datatype.XMLGregorianCalendar30 -| (% style="width:191px" %)GregorianDay|(% style="width:232px" %)xsd:date|(% style="width:212px" %)System.DateTime|(% style="width:980px" %)javax.xml.datatype.XMLGregorianCalendar31 -| (% style="width:191px" %)Day, MonthDay, Month|(% style="width:232px" %)xsd:g*|(% style="width:212px" %)System.DateTime|(% style="width:980px" %)javax.xml.datatype.XMLGregorianCalendar32 -| (% style="width:191px" %)Duration|(% style="width:232px" %)xsd:duration|(% style="width:212px" %)System.TimeSpan|(% style="width:980px" %)javax.xml.datatype.Duration16 +|**String**|**xsd:string**|**System.String**|**java.lang.String** 17 +|**Big Integer**|**xsd:integer**|**System.Decimal**|**java.math.BigInteger** 18 +|**Integer**|**xsd:int**|**System.Int32**|**int** 19 +|**Long**|**xsd.long**|**System.Int64**|**long** 20 +|**Short**|**xsd:short**|**System.Int16**|**short** 21 +|**Decimal**|**xsd:decimal**|**System.Decimal**|**java.math.BigDecimal** 22 +|**Float**|**xsd:float**|**System.Single**|**float** 23 +|**Double**|**xsd:double**|**System.Double**|**double** 24 +|**Boolean**|**xsd:boolean**|**System.Boolean**|**boolean** 25 +|**URI**|**xsd:anyURI**|**System.Uri**|**Java.net.URI or java.lang.String** 26 +|**DateTime**|**xsd:dateTime**|**System.DateTime**|**javax.xml.datatype.XMLG regorianCalendar** 27 +|**Time**|**xsd:time**|**System.DateTime**|**javax.xml.datatype.XMLG regorianCalendar** 28 +|**GregorianYear**|**xsd:gYear**|**System.DateTime**|**javax.xml.datatype.XMLG regorianCalendar** 29 +|**GregorianMonth**|**xsd:gYearMonth**|**System.DateTime**|**javax.xml.datatype.XMLG regorianCalendar** 30 +|**GregorianDay**|**xsd:date**|**System.DateTime**|**javax.xml.datatype.XMLG regorianCalendar** 31 +|**Day, MonthDay, Month**|**xsd:g***|**System.DateTime**|**javax.xml.datatype.XMLG regorianCalendar** 32 +|**Duration**|**xsd:duration**|**System.TimeSpan**|**javax.xml.datatype.Dura tion** 33 33 34 34 There are also a number of SDMX-ML data types which do not have these direct correspondences, often because they are composite representations or restrictions of a broader data type. For most of these, there are simple types which can be referenced from the SDMX schemas, for others a derived simple type will be necessary: 35 35 ... ... @@ -76,7 +76,7 @@ 76 76 77 77 Note that code lists may also have textual representations assigned to them, in addition to their enumeration of codes. 78 78 79 - ===4.1.1 Data Types===79 +4.1.1 Data Types 80 80 81 81 XML and JSON schemas support a variety of data types that, although rich, are not mapped one-to-one in all cases. This section provides an explanation of the mapping performed in SDMX 3.0, between such cases. 82 82 ... ... @@ -95,8 +95,8 @@ 95 95 The above looks like this, in JSON schema: 96 96 97 97 > "idType": { 98 -> "type": "string",99 -> "pattern": "^[A-Za-z0-9_@$-]+$"98 +> "type": "string", 99 +> "pattern": "^[A-Za-z0-9_@$-]+$" 100 100 > } 101 101 102 102 There are also cases, though, that data types cannot be mapped like above. One such case is the array data type, which was introduced in SDMX 3.0 as a new representation. In JSON schema an array is already natively foreseen, while in the XML schema, this has to be defined as a complex type, with an SDMX specific definition (i.e., specific element/attribute names for SDMX). Beyond that, the minimum and/or maximum number of items within an array is possible in both cases. ... ... @@ -103,28 +103,47 @@ 103 103 104 104 Further to the above, the mapping between the non-native data types is presented in the table below: 105 105 106 -(% style="width:1005.83px" %) 107 -|(% style="width:198px" %)**SDMX Facet**|(% style="width:241px" %)**XML Schema**|(% style="width:563px" %)**JSON schema **"**pattern**"{{footnote}}Regular expressions, as specified in W3C XML Schema Definition Language (XSD) 1.1 Part 2: Datatypes.{{/footnote}} **for "string" type** 108 -|(% style="width:198px" %)GregorianYear|(% style="width:241px" %)xsd:gYear|(% style="width:563px" %)((( 109 -"^-?([1-9][0-9]{3,}|0[0-9]{3})(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 106 +|**SDMX Facet**|**XML Schema**|**JSON schema **"**pattern**"[[(% class="wikiinternallink" %)^^~[1~]^^>>path:#_ftn1]](%%) **for "string" type** 107 +|GregorianYear|xsd:gYear|((( 108 +"^-?([1-9][0-9]{3,}|0[0-9]{3})(Z|(\+|-)((0[0- 109 + 110 +9]|1[0-3]):[0-5][0-9]|14:00))?$" 110 110 ))) 111 -|(% style="width:198px" %)GregorianMonth|(% style="width:241px" %)xsd:gYearMonth|(% style="width:563px" %)((( 112 -"^-?([1-9][0-9]{3,}|0[0-9]{3})-(0[1-9]|1[0-2])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 112 +|GregorianMonth|xsd:gYearMonth|((( 113 +"^-?([1-9][0-9]{3,}|0[0-9]{3})-(0[1-9]|1[0- 114 + 115 +2])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0- 116 + 117 +9]|14:00))?$" 113 113 ))) 114 -|(% style="width:198px" %)GregorianDay|(% style="width:241px" %)xsd:date|(% style="width:563px" %)((( 115 -"^-?([1-9][0-9]{3,}|0[0-9]{3})-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[01])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 119 +|GregorianDay|xsd:date|((( 120 +"^-?([1-9][0-9]{3,}|0[0-9]{3})-(0[1-9]|1[0-2])- 121 + 122 +(0[1-9]|[12][0-9]|3[01])(Z|(\+|-)((0[0-9]|1[0- 123 + 124 +3]):[0-5][0-9]|14:00))?$" 116 116 ))) 117 -|(% style="width:198px" %)Day|(% style="width:241px" %)xsd:gDay|(% style="width:563px" %)((( 118 -"^~-~--(0[1-9]|[12][0-9]|3[01])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 126 +|Day|xsd:gDay|((( 127 +"^~-~--(0[1-9]|[12][0-9]|3[01])(Z|(\+|- 128 + 129 +)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 119 119 ))) 120 -|(% style="width:198px" %)MonthDay|(% style="width:241px" %)xsd:gMonthDay|(% style="width:563px" %)((( 121 -"^~-~-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[01])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 131 +|MonthDay|xsd:gMonthDay|((( 132 +"^~-~-(0[1-9]|1[0-2])-(0[1-9]|[12][0- 133 + 134 +9]|3[01])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0- 135 + 136 +9]|14:00))?$" 122 122 ))) 123 -|(% style="width:198px" %)Month|(% style="width:241px" %)xsd:Month|(% style="width:563px" %)((( 124 -"^~-~-(0[1-9]|1[0-2])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 138 +|Month|xsd:Month|((( 139 +"^~-~-(0[1-9]|1[0-2])(Z|(\+|-)((0[0-9]|1[0- 140 + 141 +3]):[0-5][0-9]|14:00))?$" 125 125 ))) 126 -|(% style="width:198px" %)Duration|(% style="width:241px" %)xsd:duration|(% style="width:563px" %)((( 127 -"^-?P[0-9]+Y?([0-9]+M)?([0-9]+D)?(T([0-9]+H)?([0-9]+M)?([0-9]+(\.[0-9]+)?S)?)?$" 143 +|Duration|xsd:duration|((( 144 +"^-?P[0-9]+Y?([0-9]+M)?([0-9]+D)?(T([0- 145 + 146 +9]+H)?([0-9]+M)?([0-9]+(\.[0-9]+)?S)?)?$" 128 128 ))) 129 129 130 130 == 4.2 Time and Time Format == ... ... @@ -139,14 +139,15 @@ 139 139 140 140 The hierarchy of time formats is as follows (**bold** indicates a category which is made up of multiple formats, //italic// indicates a distinct format): 141 141 142 -* **Observational Time Period** 143 -** **Standard Time Period** 144 -*** **Basic Time Period** 145 -**** **Gregorian Time Period** 146 -**** //Date Time// 147 -*** **Reporting Time Period** 148 -** //Time Range// 161 +* **Observational Time Period **o **Standard Time Period** 149 149 163 + § **Basic Time Period** 164 + 165 +* **Gregorian Time Period** 166 +* //Date Time// 167 + 168 +§ **Reporting Time Period **o //Time Range// 169 + 150 150 The details of these time period categories and of the distinct formats which make them up are detailed in the sections to follow. 151 151 152 152 === 4.2.2 Observational Time Period === ... ... @@ -162,12 +162,11 @@ 162 162 A Gregorian time period is always represented by a Gregorian year, year-month, or day. These are all based on ISO 8601 dates. The representation in SDMX-ML messages and the period covered by each of the Gregorian time periods are as follows: 163 163 164 164 **Gregorian Year:** 185 + 165 165 Representation: xs:gYear (YYYY) 166 -Period: the start of January 1 to the end of December 31 167 -**Gregorian Year Month**: 187 +Period: the start of January 1 to the end of December 31 **Gregorian Year Month**: 168 168 Representation: xs:gYearMonth (YYYY-MM) 169 -Period: the start of the first day of the month to end of the last day of the month 170 -**Gregorian Day**: 189 +Period: the start of the first day of the month to end of the last day of the month **Gregorian Day**: 171 171 Representation: xs:date (YYYY-MM-DD) 172 172 Period: the start of the day (00:00:00) to the end of the day (23:59:59) 173 173 ... ... @@ -175,7 +175,7 @@ 175 175 176 176 This is used to unambiguously state that a date-time represents an observation at a single point in time. Therefore, if one wants to use SDMX for data which is measured at a distinct point in time rather than being reported over a period, the date-time representation can be used. 177 177 178 -Representation: xs:dateTime (YYYY-MM-DDThh:mm:ss)[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^~[2~]^^>>path:#_ftn2]]197 +Representation: xs:dateTime (YYYY-MM-DDThh:mm:ss)[[(% class="wikiinternallink" %)^^~[2~]^^>>path:#_ftn2]] 179 179 180 180 === 4.2.6 Standard Reporting Period === 181 181 ... ... @@ -244,7 +244,7 @@ 244 244 245 245 Representation: common:ReportingWeekType (YYYY-Www, e.g. 2000-W53) 246 246 247 -Notes: There are either 52 or 53 weeks in a reporting year. This is based on the ISO 8601 definition of a week (Monday - Saturday), where the first week of a reporting year is defined as the week with the first Thursday on or after the reporting year start day.[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^~[3~]^^>>path:#_ftn3]](%%) The reporting week is always represented as two digits, therefore 1-9 are 0 padded (e.g. 01). This allows the values to be sorted chronologically using textual sorting methods.266 +Notes: There are either 52 or 53 weeks in a reporting year. This is based on the ISO 8601 definition of a week (Monday - Saturday), where the first week of a reporting year is defined as the week with the first Thursday on or after the reporting year start day.[[(% class="wikiinternallink" %)^^~[3~]^^>>path:#_ftn3]](%%) The reporting week is always represented as two digits, therefore 1-9 are 0 padded (e.g. 01). This allows the values to be sorted chronologically using textual sorting methods. 248 248 249 249 **Reporting Day**: 250 250 ... ... @@ -272,19 +272,19 @@ 272 272 273 273 This is the [REPORTING_YEAR_START_DATE] 274 274 275 -1. 294 +1. 276 276 11. **If the [PERIOD_INDICATOR] is W:** 277 277 111. **If [REPORTING_YEAR_START_DATE] is a Friday, Saturday, or Sunday:** 278 278 279 -Add[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^~[4~]^^>>path:#_ftn4]](%%) (P3D, P2D, or P1D respectively) to the [REPORTING_YEAR_START_DATE]. The result is the [REPORTING_YEAR_BASE].298 +Add[[(% class="wikiinternallink" %)^^~[4~]^^>>path:#_ftn4]](%%) (P3D, P2D, or P1D respectively) to the [REPORTING_YEAR_START_DATE]. The result is the [REPORTING_YEAR_BASE]. 280 280 281 -1. 282 -11. 300 +1. 301 +11. 283 283 111. **If [REPORTING_YEAR_START_DATE] is a Monday, Tuesday, Wednesday, or Thursday:** 284 284 285 285 Add^^4^^ (P0D, -P1D, -P2D, or -P3D respectively) to the [REPORTING_YEAR_START_DATE]. The result is the [REPORTING_YEAR_BASE]. 286 286 287 -1. 306 +1. 288 288 11. **Else:** 289 289 290 290 The [REPORTING_YEAR_START_DATE] is the [REPORTING_YEAR_BASE]. ... ... @@ -365,25 +365,25 @@ 365 365 366 366 In version 2.0 of SDMX there is a recommendation to use the time format attribute to gives additional information on the way time is represented in the message. Following an appraisal of its usefulness this is no longer required. However, it is still possible, if required , to include the time format attribute in SDMX-ML. 367 367 368 -| (% style="width:95px" %)Code|(% style="width:1520px" %)Format369 -| (% style="width:95px" %)OTP|(% style="width:1520px" %)Observational Time Period: Superset of all SDMX time formats (Gregorian Time Period, Reporting Time Period, and Time Range)370 -| (% style="width:95px" %)STP|(% style="width:1520px" %)Standard Time Period: Superset of Gregorian and Reporting Time Periods371 -| (% style="width:95px" %)GTP|(% style="width:1520px" %)Superset of all Gregorian Time Periods and date-time372 -| (% style="width:95px" %)RTP|(% style="width:1520px" %)Superset of all Reporting Time Periods373 -| (% style="width:95px" %)TR|(% style="width:1520px" %)(((387 +|Code|Format 388 +|OTP|Observational Time Period: Superset of all SDMX time formats (Gregorian Time Period, Reporting Time Period, and Time Range) 389 +|STP|Standard Time Period: Superset of Gregorian and Reporting Time Periods 390 +|GTP|Superset of all Gregorian Time Periods and date-time 391 +|RTP|Superset of all Reporting Time Periods 392 +|TR|((( 374 374 Time Range: Start time and duration (YYYY-MM-DD(Thh:mm:ss)?/<duration>) 375 375 ))) 376 -| (% style="width:95px" %)GY|(% style="width:1520px" %)Gregorian Year (YYYY)377 -| (% style="width:95px" %)GTM|(% style="width:1520px" %)Gregorian Year Month (YYYY-MM)378 -| (% style="width:95px" %)GD|(% style="width:1520px" %)Gregorian Day (YYYY-MM-DD)379 -| (% style="width:95px" %)DT|(% style="width:1520px" %)Distinct Point: date-time (YYYY-MM-DDThh:mm:ss)380 -| (% style="width:95px" %)RY|(% style="width:1520px" %)Reporting Year (YYYY-A1)381 -| (% style="width:95px" %)RS|(% style="width:1520px" %)Reporting Semester (YYYY-Ss)382 -| (% style="width:95px" %)RT|(% style="width:1520px" %)Reporting Trimester (YYYY-Tt)383 -| (% style="width:95px" %)RQ|(% style="width:1520px" %)Reporting Quarter (YYYY-Qq)384 -| (% style="width:95px" %)RM|(% style="width:1520px" %)Reporting Month (YYYY-Mmm)385 -| (% style="width:95px" %)RW|(% style="width:1520px" %)Reporting Week (YYYY-Www)386 -| (% style="width:95px" %)RD|(% style="width:1520px" %)Reporting Day (YYYY-Dddd)395 +|GY|Gregorian Year (YYYY) 396 +|GTM|Gregorian Year Month (YYYY-MM) 397 +|GD|Gregorian Day (YYYY-MM-DD) 398 +|DT|Distinct Point: date-time (YYYY-MM-DDThh:mm:ss) 399 +|RY|Reporting Year (YYYY-A1) 400 +|RS|Reporting Semester (YYYY-Ss) 401 +|RT|Reporting Trimester (YYYY-Tt) 402 +|RQ|Reporting Quarter (YYYY-Qq) 403 +|RM|Reporting Month (YYYY-Mmm) 404 +|RW|Reporting Week (YYYY-Www) 405 +|RD|Reporting Day (YYYY-Dddd) 387 387 388 388 (% class="wikigeneratedid" id="HTable1:SDMX-MLTimeFormatCodes" %) 389 389 **Table 1: SDMX-ML Time Format Codes** ... ... @@ -413,11 +413,11 @@ 413 413 414 414 It has been possible since SDMX 2.0 for a Component to specify a representation of a time span. Depending on the format of the data message, this resulted in either an element with 2 XML attributes for holding the start time and the duration or two separate XML attributes based on the underlying Component identifier. For example, if REF_PERIOD were given a representation of time span, then in the Compact data format, it would be represented by two XML attributes; REF_PERIODStartTime (holding the start) and REF_PERIOD (holding the duration). If a new simple type is introduced in the SDMX schemas that can hold ISO 8601 time intervals, then this will no longer be necessary. What was represented as this: 415 415 416 - >(% style="font-size:18px" %)<Series REF_PERIODStartTime="2000-01-01T00:00:00" REF_PERIOD="P2M"/>435 +<Series REF_PERIODStartTime="2000-01-01T00:00:00" REF_PERIOD="P2M"/> 417 417 418 418 can now be represented with this: 419 419 420 - >(% style="font-size:18px" %)<Series REF_PERIOD="2000-01-01T00:00:00/P2M"/>439 +<Series REF_PERIOD="2000-01-01T00:00:00/P2M"/> 421 421 422 422 === 4.2.11 Notes on Formats === 423 423 ... ... @@ -484,7 +484,7 @@ 484 484 * 2010-W28 or later (reporting year start day ~-~-07-01)^^6^^ 485 485 * 2010-D185 or later (reporting year start day ~-~-07-01) 486 486 487 -= =4.3 Versioning ==506 += 4.3 Versioning = 488 488 489 489 Versioning operates at the level of versionable and maintainable objects in the SDMX information model. Within the SDMX Structure and MetadataSet messages, there is a well-defined pattern for artefact versioning and referencing. The artefact identifiers are qualified by their version numbers – that is, an object with an Agency of "A", and ID of "X" and a version of "1.0.0" is a different object than one with an Agency of "A", an ID of "X", and a version of "1.1.0". 490 490 ... ... @@ -577,5 +577,4 @@ 577 577 578 578 [[~[4~]>>path:#_ftnref4]] The rules for adding durations to a date time are described in the W3C XML Schema specification. See [[http:~~/~~/www.w3.org/TR/xmlschema>>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[->>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[2/#adding>>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[->>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[durations>>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[->>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[to>>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[dateTimes>>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]][[ >>url:http://www.w3.org/TR/xmlschema-2/#adding-durations-to-dateTimes]]for further details. 579 579 580 - 581 -{{putFootnotes/}} 599 +