LongDataStructure

Generalization is Identifiable.

Superclass hierarchy

Definition

Structure of a long dataset (organized collection of long data).

Examples

The structure described by [Unit id, Income, Province, Variable name, Variable value] where Unit id identifies a statistical unit, Income and Province are two instance variables capturing characteristics, and other instance variables are represented by Variable name (a variable descriptor component) and Variable Value (a variable value component).

Explanatory notes

The structure is described by identifier, measure, attribute, variable descriptor and variable value components.


Subclasses


Inherited Properties

Name

Description

Data Type

Multi- plicity

agency

Agency expressed as filed with the DDI Agency ID registry [registry.ddialliance.org] with optional additional sub-agency extensions.

:ref:``

1..1

id

ID conforming to the allowed structure of the DDI Identifier and must be unique within the Agency.

:ref:``

1..1

isPersistent

Default value is false indicating that the content of the current version may change (may be in development mode). Set to true when the content of this version will no longer change.

:ref:``

1..1

isUniversallyUnique

Default value is false. If the id of the object was created as a Universally Unique ID (UUID) set to true.

:ref:``

1..1

localId

Locally used identifier unique with a specified context, such as a variable name within a dataset.

LocalIdFormat

0..*

version

Version number of the object.

:ref:``

1..1

versionDate

Date and time the object was changed expressed in standard ISO formats.

XSDdate

0..1

versionRationale

Reason for making a new version of the object.

RationaleDefinition

0..1

versionResponsibility

Contributor who has the ownership and responsibility for the current version.

:ref:``

0..1

Associations

Multiplicity

Association

Navigable Class

Multiplicity

0..*

LongDataStructure_has_AttributeComponent

LongDataStructure

0..1

0..*

LongDataStructure_has_VariableValueComponent

LongDataStructure

0..1

0..*

LongDataStructure_has_IdentifierComponent

LongDataStructure

0..1

0..*

LongDataStructure_has_MeasureComponent

LongDataStructure

0..1

0..*

LongDataStructure_has_VariableDescriptorComponent

LongDataStructure

0..1

TBD

Diagram

TBD