Changes for page 4 General Notes for Implementers
Last modified by Helena on 2025/09/10 11:19
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... ... @@ -54,11 +54,9 @@ 54 54 * ReportingDay (common:ReportingDayType) 55 55 * XHTML (common:StructuredText, allows for multi-lingual text content that has XHTML markup) 56 56 * KeyValues (common:DataKeyType) 57 -* IdentifiableReference (types for each IdentifiableObject) 57 +* ,,I,,dentifiableReference (types for each IdentifiableObject) 58 58 * GeospatialInformation (a geo feature set, according to the pattern in section 7.2) 59 - 60 -Data types also have a set of facets: 61 - 59 +* Data types also have a set of facets: 62 62 * isSequence = true | false (indicates a sequentially increasing value) 63 63 * minLength = positive integer (# of characters/digits) 64 64 * maxLength = positive integer (# of characters/digits) ... ... @@ -83,49 +83,76 @@ 83 83 84 84 For example, for the id type, this is the XML schema definition: 85 85 86 -> <xs:simpleType name="IDType"> 87 -> <xs:restriction base="NestedIDType"> 88 -> <xs:pattern value="[A-Za-z0-9_@$\-]+"/> 89 -> </xs:restriction> 90 -> </xs:simpleType> 84 +<xs:simpleType name="IDType"> 91 91 86 +<xs:restriction base="NestedIDType"> 87 + 88 +<xs:pattern value="[A-Za-z0-9_@$\-]+"/> 89 + 90 +</xs:restriction> 91 + 92 +</xs:simpleType> 93 + 92 92 Where the NestedIDType is also a restriction of string. 93 93 94 94 The above looks like this, in JSON schema: 95 95 96 -> "idType": { 97 -> "type": "string", 98 -> "pattern": "^[A-Za-z0-9_@$-]+$" 99 -> } 98 +"idType": { 100 100 100 +"type": "string", 101 + 102 +"pattern": "^[A-Za-z0-9_@$-]+$" 103 + 104 +} 105 + 101 101 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. 102 102 103 103 Further to the above, the mapping between the non-native data types is presented in the table below: 104 104 105 -(% style="width:1026.29px" %) 106 -|(% style="width:159px" %)**SDMX Facet**|(% style="width:179px" %)**XML Schema**|(% style="width:683px" %)**JSON schema **"**pattern**"{{footnote}}Regular expressions, as specified in W3C XML Schema Definition Language (XSD) 1.1 Part 2: Datatypes.{{/footnote}} **for "string" type** 107 -|(% style="width:159px" %)GregorianYear|(% style="width:179px" %)xsd:gYear|(% style="width:683px" %)((( 108 -"^-?( [1-9] [0-9] {3,}|0[0-9]{3}) (Z| (\ + | -) ((0 [0 - 9]| 1[0 - 3]):[0 - 5] [0 - 9] | 14:00))?$" 110 +|**SDMX Facet**|**XML Schema**|**JSON schema **"**pattern**"^^[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^1^^>>path:#sdfootnote1sym||name="sdfootnote1anc"]](%%)^^ **for "string" type** 111 +|GregorianYear|xsd:gYear|((( 112 +"^-?([1-9][0-9]{3,}|0[0-9]{3})(Z|(\+|-)((0[0- 113 + 114 +9]|1[0-3]):[0-5][0-9]|14:00))?$" 109 109 ))) 110 -|(% style="width:159px" %)GregorianMonth|(% style="width:179px" %)xsd:gYearMonth|(% style="width:683px" %)((( 111 -"^-?([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))?$" 116 +|GregorianMonth|xsd:gYearMonth|((( 117 +"^-?([1-9][0-9]{3,}|0[0-9]{3})-(0[1-9]|1[0- 118 + 119 +2])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0- 120 + 121 +9]|14:00))?$" 112 112 ))) 113 113 114 -(% style="width:1030.29px" %) 115 -|(% style="width:163px" %)GregorianDay|(% style="width:179px" %)xsd:date|(% style="width:684px" %)((( 116 -"^-?([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))?$" 124 +[[image:SDMX 3-0-0 SECTION 6 FINAL-1.0_en_59eee18f.gif||alt="Shape1" height="1" width="192"]] 125 + 126 +|GregorianDay|xsd:date|((( 127 +"^-?([1-9][0-9]{3,}|0[0-9]{3})-(0[1-9]|1[0-2])- 128 + 129 +(0[1-9]|[12][0-9]|3[01])(Z|(\+|-)((0[0-9]|1[0- 130 + 131 +3]):[0-5][0-9]|14:00))?$" 117 117 ))) 118 -|(% style="width:163px" %)Day|(% style="width:179px" %)xsd:gDay|(% style="width:684px" %)((( 119 -"^~-~--(0[1-9]|[12][0-9]|3[01])(Z|(\+|- )((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 133 +|Day|xsd:gDay|((( 134 +"^~-~--(0[1-9]|[12][0-9]|3[01])(Z|(\+|- 135 + 136 +)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$" 120 120 ))) 121 -|(% style="width:163px" %)MonthDay|(% style="width:179px" %)xsd:gMonthDay|(% style="width:684px" %)((( 122 -"^~-~-(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))?$" 138 +|MonthDay|xsd:gMonthDay|((( 139 +"^~-~-(0[1-9]|1[0-2])-(0[1-9]|[12][0- 140 + 141 +9]|3[01])(Z|(\+|-)((0[0-9]|1[0-3]):[0-5][0- 142 + 143 +9]|14:00))?$" 123 123 ))) 124 -|(% style="width:163px" %)Month|(% style="width:179px" %)xsd:Month|(% style="width:684px" %)((( 125 -"^~-~-(0[1-9]|1[0-2])(Z|(\+|-)((0[0-9]|1[0- 3]):[0-5][0-9]|14:00))?$" 145 +|Month|xsd:Month|((( 146 +"^~-~-(0[1-9]|1[0-2])(Z|(\+|-)((0[0-9]|1[0- 147 + 148 +3]):[0-5][0-9]|14:00))?$" 126 126 ))) 127 -|(% style="width:163px" %)Duration|(% style="width:179px" %)xsd:duration|(% style="width:684px" %)((( 128 -"^-?P[0-9]+Y?([0-9]+M)?([0-9]+D)?(T([0- 9]+H)?([0-9]+M)?([0-9]+(\.[0-9]+)?S)?)?$" 150 +|Duration|xsd:duration|((( 151 +"^-?P[0-9]+Y?([0-9]+M)?([0-9]+D)?(T([0- 152 + 153 +9]+H)?([0-9]+M)?([0-9]+(\.[0-9]+)?S)?)?$" 129 129 ))) 130 130 131 131 == {{id name="_Toc291506"/}}4.2 Time and Time Format == ... ... @@ -183,7 +183,7 @@ 183 183 184 184 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. 185 185 186 -Representation: xs:dateTime (YYYY-MM-DDThh:mm:ss)^^[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^2^^>>path:#sdfootnote2sym||name="sdfootnote2anc"]](%%)^^211 +Representation: xs:dateTime (YYYY-MM-DDThh:mm:ss)^^[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^2^^>>path:#sdfootnote2sym||name="sdfootnote2anc"]](%%)^^ 187 187 188 188 === {{id name="_Toc291512"/}}4.2.6 Standard Reporting Period === 189 189 ... ... @@ -257,7 +257,7 @@ 257 257 258 258 Representation: common:ReportingWeekType (YYYY-Www, e.g. 2000-W53) 259 259 260 -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 wikiinternallink wikiinternallink wikiinternallink" %)^^3^^>>path:#sdfootnote3sym||name="sdfootnote3anc"]](%%)^^ 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.285 +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:#sdfootnote3sym||name="sdfootnote3anc"]](%%)^^ 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. 261 261 262 262 **Reporting Day**: 263 263 ... ... @@ -295,7 +295,7 @@ 295 295 11. **If the [PERIOD_INDICATOR] is W:** 296 296 111. **If [REPORTING_YEAR_START_DATE] is a Friday, Saturday, or Sunday:** 297 297 298 -Add^^[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^4^^>>path:#sdfootnote4sym||name="sdfootnote4anc"]](%%)^^ (P3D, P2D, or P1D respectively) to the [REPORTING_YEAR_START_DATE]. The result is the [REPORTING_YEAR_BASE].323 +Add^^[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)^^4^^>>path:#sdfootnote4sym||name="sdfootnote4anc"]](%%)^^ (P3D, P2D, or P1D respectively) to the [REPORTING_YEAR_START_DATE]. The result is the [REPORTING_YEAR_BASE]. 299 299 300 300 1. 301 301 11. ... ... @@ -587,5 +587,3 @@ 587 587 Any structural metadata object which contains a reference to an object can be queried based on that reference. For example, a categorisation references both a category and the object is it categorising. As this is the case, one can query for categorisations which categorise a particular object or which categorise against a particular category or category scheme. This mechanism should be used when the referenced object is known. 588 588 589 589 When the referenced object is not known, then the reference resolution mechanism could be used. For example, suppose one wanted to find all category schemes and the related categorisations for a given maintenance agency. In this case, one could query for the category scheme by the maintenance agency and specify that parent and sibling references should be resolved. This would result in the categorisations which reference the categories in the matched schemes to be returned, as well as the object which they categorise. 590 - 591 -{{putFootnotes/}}