Changes for page 8 Hierarchy
Last modified by Helena K. on 2026/06/08 17:11
Summary
-
Page properties (2 modified, 0 added, 0 removed)
Details
- Page properties
-
- Tags
-
... ... @@ -1,0 +1,1 @@ 1 +Artefact|Attribute|Codelist|Coding Format|Hierarchical Code|Hierarchy|Identifiable Artefact|Maintenance agency|Statistical classification - Content
-
... ... @@ -4,17 +4,15 @@ 4 4 5 5 == 8.1 Scope == 6 6 7 -The [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] described in the section on structural definitions supports a simple [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] of [[Codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]and restricts any child [[Code>>doc:sdmx:Glossary 2\.1.Code.WebHome]] to having just one parent [[Code>>doc:sdmx:Glossary 2\.1.Code.WebHome]]. Whilst this structure is useful for supporting the needs of the DataStructureDefinition and the MetadataStructureDefinition, it may not be sufficient for supporting the more complex associations between[[codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]that are often found in coding schemes such as a [[classification>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] scheme. Often, the [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] used in a DataStructureDefinition is derived from a more complex coding scheme. Access to such a coding scheme can aid applications, such as OLAP applications or data visualisation systems, to give more views of the data than would be possible with the simple [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] used in the DataStructureDefinition. A [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] may be linked to an IndentifiableArtefact, in order to assist.7 +The [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] described in the section on structural definitions supports a simple [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] of Codes and restricts any [[child>>doc:IMElements.child.WebHome]] [[Code>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.Item.Code.WebHome]] to having just one [[parent>>doc:IMElements.parent.WebHome]] [[Code>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.Item.Code.WebHome]]. Whilst this [[structure>>doc:IMElements.structure.WebHome]] is useful for supporting the needs of the [[DataStructureDefinition>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.Structure.DataStructureDefinition.WebHome]] and the [[MetadataStructureDefinition>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.Structure.MetadataStructureDefinition.WebHome]], it may not be sufficient for supporting the more complex associations between codes that are often found in coding schemes such as a [[classification>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] scheme. Often, the [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] used in a [[DataStructureDefinition>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.Structure.DataStructureDefinition.WebHome]] is derived from a more complex coding scheme. Access to such a coding scheme can aid applications, such as OLAP applications or data visualisation systems, to give more views of the data than would be possible with the simple [[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] used in the [[DataStructureDefinition>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.Structure.DataStructureDefinition.WebHome]]. A [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] may be linked to an IndentifiableArtefact, in order to assist. 8 8 9 -Note that a [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is not necessarily a balanced tree. A balanced tree is where 9 +Note that a [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is not necessarily a balanced tree. A balanced tree is where levels are pre-defined and fixed, (i.e. a level always has the same set of codes, and any code has a fixed [[parent>>doc:IMElements.parent.WebHome]] and [[child>>doc:IMElements.child.WebHome]] relationship to other codes). A [[statistical classification>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] is an example of a balanced tree, and the support for a balanced [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is a subset, and special case, of [[hierarchies>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 10 10 11 -(% style="color:#e74c3c" %)levels(%%) are pre-defined and fixed, (i.e. a (% style="color:#e74c3c" %)level(%%) always has the same set of [[codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]], and any [[code>>doc:sdmx:Glossary 2\.1.Code.WebHome]] has a fixed parent and child relationship to other [[codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]]). A [[statistical classification>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] is an example of a balanced tree, and the support for a balanced [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is a subset, and special case, of [[hierarchies>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 12 - 13 13 The principal features of the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] are: 14 14 15 -1. A child [[code>>doc:sdmx:Glossary 2\.1.Code.WebHome]] can have more than one parent.16 -1. There can be more than one [[code>>doc:sdmx:Glossary 2\.1.Code.WebHome]]that has no parent(i.e. more than one “root node”).17 -1. The (% style="color:#e74c3c" %)levels(%%)in a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] can be explicitly defined or they can be implicit: i.e. they exist only as parent/child relationships in the coding structure.13 +1. A [[child>>doc:IMElements.child.WebHome]] code can have more than one [[parent>>doc:IMElements.parent.WebHome]]. 14 +1. There can be more than one code that has no [[parent>>doc:IMElements.parent.WebHome]] (i.e. more than one “root node”). 15 +1. The levels in a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] can be explicitly defined or they can be implicit: i.e. they exist only as [[parent>>doc:IMElements.parent.WebHome]]/[[child>>doc:IMElements.child.WebHome]] relationships in the coding [[structure>>doc:IMElements.structure.WebHome]]. 18 18 1. [[Hierarchies>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] may be associated to the structures they refer to, via the HierarchyAssociation. 19 19 20 20 == 8.2 Inheritance == ... ... @@ -29,9 +29,9 @@ 29 29 30 30 ==== 8.2.2.1 Narrative ==== 31 31 32 -The [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] and //HierarchyAssociation// inherit from //MaintainableArtefact// and thus have identification, naming, versioning and a [[maintenance agency>>doc:sdmx:Glossary 2\.1.Maintenance agency.WebHome]]. The (%style="color:#e74c3c" %)Level(%%)isa//NameableArtefact// and therefore has an Id, multi-lingual name and multi-lingual description. A //HierachicalCode// is an //IdentifiableArtefact//.30 +The [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] and //HierarchyAssociation// inherit from //[[MaintainableArtefact>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.WebHome]]// and thus have identification, naming, versioning and a [[maintenance agency>>doc:sdmx:Glossary 2\.1.Maintenance agency.WebHome]]. The Level is a //[[NameableArtefact>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.WebHome]]// and therefore has an Id, multi-lingual [[name>>doc:IMElements.name.WebHome]] and multi-lingual [[description>>doc:IMElements.description.WebHome]]. A //HierachicalCode// is an //[[IdentifiableArtefact>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.WebHome]]//. 33 33 34 -It is important to understand that the [[Codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]participating in a [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] are not themselves contained in the list – they are referenced from the list and are maintained in one or more [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]. This is explained in the narrative of the relationship class diagram below.32 +It is important to understand that the Codes participating in a [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] are not themselves contained in the list – they are referenced from the list and are maintained in one or more [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]. This is explained in the narrative of the relationship class diagram below. 35 35 36 36 ==== 8.2.2.2 Definitions ==== 37 37 ... ... @@ -51,59 +51,57 @@ 51 51 52 52 The basic principles of the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] are: 53 53 54 -1. The [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is a specification of the structure of the [[Codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]].55 -1. The [[Codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] are not themselves a part of the [[artefact>>doc:sdmx:Glossary 2\.1.Artefact.WebHome]], rather they are referencesto [[Codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]] in one or more external [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]].56 -1. The [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] of [[Codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]is specified in HierarchicalCode. This references the [[Code>>doc:sdmx:Glossary 2\.1.Code.WebHome]] and its immediate child HierarchicalCodes.52 +1. The [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is a specification of the [[structure>>doc:IMElements.structure.WebHome]] of the Codes. 53 +1. The Codes in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] are not themselves a part of the [[artefact>>doc:sdmx:Glossary 2\.1.Artefact.WebHome]], rather they are [[references>>doc:IMElements.references.WebHome]] to Codes in one or more external [[Codelists>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]. 54 +1. The [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] of Codes is specified in HierarchicalCode. This [[references>>doc:IMElements.references.WebHome]] the [[Code>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.Item.Code.WebHome]] and its immediate [[child>>doc:IMElements.child.WebHome]] HierarchicalCodes. 57 57 58 -A [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] can have formal (% style="color:#e74c3c" %)levels(%%)(hasFormalLevels="true"). However, even if hasFormalLevels="false" the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] can still have one or more(% style="color:#e74c3c" %)Levels(%%)associated in order to document information about the HierarchicalCodes.56 +A [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] can have formal levels (hasFormalLevels="true"). However, even if hasFormalLevels="false" the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] can still have one or more Levels associated in order to document information about the HierarchicalCodes. 59 59 60 -If hasFormalLevels="false" the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is “value based” comprising a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] of [[codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]with no formal(% style="color:#e74c3c" %)Levels(%%). If hasFormalLevels="true" then the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is “(% style="color:#e74c3c" %)level(%%)based” where each(% style="color:#e74c3c" %)Level(%%)is a formal(% style="color:#e74c3c" %)Level(%%)in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]], such as those present in [[statistical classifications>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]]. In a “(% style="color:#e74c3c" %)level(%%)based” [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] each HierarchicalCode is linked to the(% style="color:#e74c3c" %)Level(%%)in which it resides. It is expected that all HierarchicalCodes at the same hierarchic(% style="color:#e74c3c" %)level(%%)defined by the +parent/+child association will be linked to the same(% style="color:#e74c3c" %)Level(%%). Note that the +(% style="color:#e74c3c" %)level(%%)association need only be specified if the HierarchicalCode is at a different hierarchical(% style="color:#e74c3c" %)level(%%)(implied by the HierarchicalCode parent/child association) than the actual(% style="color:#e74c3c" %)Level(%%)in the(% style="color:#e74c3c" %)level(%%)[[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] (implied by the(% style="color:#e74c3c" %)Level(%%)parent/child association).58 +If hasFormalLevels="false" the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is “[[value>>doc:IMElements.value.WebHome]] based” comprising a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] of codes with no formal Levels. If hasFormalLevels="true" then the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] is “level based” where each Level is a formal Level in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]], such as those present in [[statistical classifications>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]]. In a “level based” [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] each HierarchicalCode is linked to the Level in which it resides. It is expected that all HierarchicalCodes at the same hierarchic level defined by the +[[parent>>doc:IMElements.parent.WebHome]]/+[[child>>doc:IMElements.child.WebHome]] association will be linked to the same Level. Note that the +level association need only be specified if the HierarchicalCode is at a different hierarchical level (implied by the HierarchicalCode [[parent>>doc:IMElements.parent.WebHome]]/[[child>>doc:IMElements.child.WebHome]] association) than the actual Level in the level [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] (implied by the Level [[parent>>doc:IMElements.parent.WebHome]]/[[child>>doc:IMElements.child.WebHome]] association). 61 61 62 -[Note that organisations wishing to be compliant with accepted models for [[statistical classifications>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] should ensure that the Id is the number associated with the (% style="color:#e74c3c" %)Level(%%), where(% style="color:#e74c3c" %)Levels(%%)are numbered consecutively starting with(% style="color:#e74c3c" %)level(%%)1 at the highest(% style="color:#e74c3c" %)Level(%%)].60 +[Note that organisations wishing to be compliant with accepted models for [[statistical classifications>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] should ensure that the Id is the number associated with the Level, where Levels are numbered consecutively starting with level 1 at the highest Level]. 63 63 64 -The (% style="color:#e74c3c" %)Level(%%)may have CodingFormat information defined (e.g. coding type at that(% style="color:#e74c3c" %)level(%%)).62 +The Level may have CodingFormat information defined (e.g. coding [[type>>doc:IMElements.type.WebHome]] at that level). 65 65 66 -A HierarchyAssociation links an IdentifiableArtefact (+linkedObject), that needs a [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]], with the latter (+linkedHierarchy). The association is performed in a certain context (+contextObject), e.g. a [[Dimension>>doc: sdmx:Glossary 2\.1.Dimension.WebHome]] in the context of a [[Dataflow>>doc:sdmx:Glossary 2\.1.Dataflow.WebHome]].64 +A HierarchyAssociation links an [[IdentifiableArtefact>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.WebHome]] (+linkedObject), that needs a [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]], with the latter (+linkedHierarchy). The association is performed in a certain context (+contextObject), e.g. a [[Dimension>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.Component.DimensionComponent.Dimension.WebHome]] in the context of a [[Dataflow>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.StructureUsage.Dataflow.WebHome]]. 67 67 68 -==== 8.3.2.2 ==== 66 +==== 8.3.2.2 Definitions ==== 69 69 70 -==== Definitions ==== 71 - 72 72 (% style="width:901.835px" %) 73 73 |**Class**|**Feature**|(% style="width:564px" %)**Description** 74 74 |[[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]|((( 75 75 Inherits from: 76 -//MaintainableArtefact// 77 -)))|(% style="width:564px" %)A [[classification>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] structure arranged in (% style="color:#e74c3c" %)levels(%%)of detail from the broadest to the most detailed(% style="color:#e74c3c" %)level(%%).72 +//[[MaintainableArtefact>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.WebHome]]// 73 +)))|(% style="width:564px" %)A [[classification>>doc:sdmx:Glossary 2\.1.Statistical Classification.WebHome]] structure arranged in levels of detail from the broadest to the most detailed level. 78 78 | |hasFormalLevels|(% style="width:564px" %)((( 79 -If “true”, this indicates a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] where the structure is arranged in (% style="color:#e74c3c" %)levels(%%)of detail from the broadest to the most detailed(% style="color:#e74c3c" %)level(%%).75 +If “true”, this indicates a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] where the structure is arranged in levels of detail from the broadest to the most detailed level. 80 80 81 -If “false”, this indicates a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] structure where the items in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] have no formal (% style="color:#e74c3c" %)level(%%)structure.77 +If “false”, this indicates a [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] structure where the items in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] have no formal level structure. 82 82 ))) 83 -| |+ [[codes>>doc:sdmx:Glossary 2\.1.Code.WebHome]]|(% style="width:564px" %)Association to the top-(% style="color:#e74c3c" %)level(%%)[[Hierarchical Codes>>doc:sdmx:Glossary 2\.1.Hierarchical code.WebHome]] in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].84 -| |+ (% style="color:#e74c3c" %)level|(% style="width:564px" %)Association to the top(% style="color:#e74c3c" %)Level(%%)in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].85 -| (%%)(% style="color:#e74c3c" %)Level|(((79 +| |+codes|(% style="width:564px" %)Association to the top-level [[Hierarchical Codes>>doc:sdmx:Glossary 2\.1.Hierarchical code.WebHome]] in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 80 +| |+level|(% style="width:564px" %)Association to the top Level in the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 81 +|Level|((( 86 86 Inherits from 87 -//NameableArtefact// 83 +//[[NameableArtefact>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.WebHome]]// 88 88 )))|(% style="width:564px" %)((( 89 -In a “ (% style="color:#e74c3c" %)level(%%)based” [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] this describes a group of[[Codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]which are characterised by homogeneous coding, and where the parent of each[[Code>>doc:sdmx:Glossary2\.1.Code.WebHome]]in the group is at the same higher(% style="color:#e74c3c" %)level(%%)of the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].90 -In a “value based’ [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] this describes information about the [[Hierarchical Codes>>doc:sdmx:Glossary 2\.1.Hierarchical code.WebHome]] at the specified nesting (% style="color:#e74c3c" %)level(%%).85 +In a “level based” [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] this describes a group of Codes which are characterised by homogeneous coding, and where the parent of each Code in the group is at the same higher level of the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 86 +In a “value based’ [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] this describes information about the [[Hierarchical Codes>>doc:sdmx:Glossary 2\.1.Hierarchical code.WebHome]] at the specified nesting level. 91 91 ))) 92 92 | |+codeFormat|(% style="width:564px" %)Association to the [[Coding Format>>doc:sdmx:Glossary 2\.1.Coding format.WebHome]]. 93 -| |+child|(% style="width:564px" %)Association to a child (% style="color:#e74c3c" %)Level(%%)of(% style="color:#e74c3c" %)Level(%%).94 -|CodingFormat| |(% style="width:564px" %)Specifies format information for the [[codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]at this(% style="color:#e74c3c" %)level(%%)in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] such as whether the[[codes>>doc:sdmx:Glossary2\.1.Code.WebHome]]at the(% style="color:#e74c3c" %)level(%%)are alphabetic, numeric or alphanumeric and the[[code>>doc:sdmx:Glossary2\.1.Code.WebHome]]length.95 -|HierarchicalCode| |(% style="width:564px" %)A hierarchic structure of [[code>>doc:sdmx:Glossary2\.1.Code.WebHome]]references.96 -| |validFrom|(% style="width:564px" %)Date from which the construct is valid 97 -| |validTo|(% style="width:564px" %)Date from which construct is superseded. 98 -| |+ [[code>>doc:sdmx:Glossary 2\.1.Code.WebHome]]|(% style="width:564px" %)Association to the[[Code>>doc:sdmx:Glossary2\.1.Code.WebHome]]that is used at the specific point in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].99 -| |+child|(% style="width:564px" %)Association to a child [[Code>>doc:sdmx:Glossary2\.1.Code.WebHome]]in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].100 -| |+ (% style="color:#e74c3c" %)level|(% style="width:564px" %)Association to a(% style="color:#e74c3c" %)Level(%%)where(% style="color:#e74c3c" %)levels(%%)have been defined for the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].101 -|[[Code>>doc:sd mx:Glossary 2\.1.Code.WebHome]]| |(% style="width:564px" %)The[[Code>>doc:sdmx:Glossary2\.1.Code.WebHome]]to be used at this point in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].102 -| |/items|(% style="width:564px" %)Association to the [[Code list>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] containing the [[Code>>doc:sdmx:Glossary 2\.1.Code.WebHome]].103 -|[[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]| |(% style="width:564px" %)The [[Code list>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] containing the [[Code>>doc:sdmx:Glossary 2\.1.Code.WebHome]].89 +| |+[[child>>doc:IMElements.child.WebHome]]|(% style="width:564px" %)Association to a child Level of Level. 90 +|CodingFormat| |(% style="width:564px" %)Specifies format information for the codes at this level in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]] such as whether the codes at the level are alphabetic, numeric or alphanumeric and the code length. 91 +|HierarchicalCode| |(% style="width:564px" %)A hierarchic structure of code references. 92 +| |[[validFrom>>doc:IMElements.validFrom.WebHome]]|(% style="width:564px" %)Date from which the construct is valid 93 +| |[[validTo>>doc:IMElements.validTo.WebHome]]|(% style="width:564px" %)Date from which construct is superseded. 94 +| |+code|(% style="width:564px" %)Association to the Code that is used at the specific point in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 95 +| |+[[child>>doc:IMElements.child.WebHome]]|(% style="width:564px" %)Association to a child Code in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 96 +| |+level|(% style="width:564px" %)Association to a Level where levels have been defined for the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 97 +|[[Code>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.Item.Code.WebHome]]| |(% style="width:564px" %)The Code to be used at this point in the [[hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]]. 98 +| |/[[items>>doc:IMElements.items.WebHome]]|(% style="width:564px" %)Association to the [[Code list>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] containing the Code. 99 +|[[Codelist>>doc:sdmx:Glossary 2\.1.Code list.WebHome]]| |(% style="width:564px" %)The [[Code list>>doc:sdmx:Glossary 2\.1.Code list.WebHome]] containing the Code. 104 104 |HierarchyAssociation|((( 105 105 Inherits from: 106 -//MaintainableArtefact// 102 +//[[MaintainableArtefact>>doc:IMElements.AnnotableArtefact.IdentifiableArtefact.NameableArtefact.VersionableArtefact.MaintainableArtefact.WebHome]]// 107 107 )))|(% style="width:564px" %)An association between an [[Identifiable Artefact>>doc:sdmx:Glossary 2\.1.Identifiable artefact.WebHome]] and a [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]], within a specific context. 108 108 | |+contextObject|(% style="width:564px" %)The context within which the association is performed. 109 109 | |+linkedObject|(% style="width:564px" %)Associates the [[Identifiable Artefact>>doc:sdmx:Glossary 2\.1.Identifiable artefact.WebHome]] that needs the [[Hierarchy>>doc:sdmx:Glossary 2\.1.Hierarchy.WebHome]].