Difference between revisions of "Constraint"
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| − | <p>Each [[Constraint|Constraint]] references a type of Structure | + | <p>Each [[Constraint|Constraint]] references a type of Structure and within that type many structures can be constrained.</p> |
Revision as of 07:47, 31 August 2022
Contents
Data Constraint or Metadata Constraint Overview
A SDMX Data or Metadata Constraint provides the ability to further restrict the allowable content of a Codelist in the context of a Data or Metadata Structure Definition, a Data or Metadata flow, a Provision or Metadata Agreement, or Data or Matadata Provider. Collectively these are termed as Constrainable Structures.
Structure Properties
| Structure Type | Standard SDMX Structural Metadata Artefact |
|---|---|
| Maintainable | Yes |
| Identifiable | Yes |
| Item Scheme | No |
| SDMX Information Model Versions | 3.0 |
| URN - DataConstraint namespace | urn:sdmx:org.sdmx.infomodel.datastructure.DataConstraint |
Context within the SDMX 3.0 Information Model
Usage
Constraints (DSDs) are used to ???????:
Each Constraint references a type of Structure and within that type many structures can be constrained.
