Data Management Wiki data_concept

Backward data lineage

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Backward data lineage Definition Backward data lineage is data lineage that describes where data come from Relation Backward data lineageis child ofdata lineage all

Business glossary

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Business glossary Definition A business glossary is a list of the terms and their definitions as used by business stakeholders to describe the business. Relations Business glossaryis child ofmetadataBusiness glossaryis child oflist all

Concept

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Concept Definition A concept is a unit of knowlegde created by a unique combination of characteristics. Relation Conceptis parent ofdata conceptConceptis parent ofdata References DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper. ISO 1087. all

Continual improvement

Anonymous (anonymous@undisclosed.example.com) — 2024-09-06T11:54:55+00:00

Continual improvement Definition Continual improvement is the recurring activity to enhance performance. Relations Continual improvement is child of actionContinual improvement is an element of a management systemContinual improvement is part of the life cycle of management systemContinual improvement

Critical business object

Anonymous (anonymous@undisclosed.example.com) — 2026-02-20T13:15:31+00:00

Critical business object Definition A crititical business object is a business object that is determined to be vital to the successful operation of the business. Relationships Critical business object is child of business object all

Data

Anonymous (anonymous@undisclosed.example.com) — 2024-07-26T14:10:54+00:00

Data Definition Data is a representation of facts, concepts, or instructions in a formalized manner, suitable for communication, interpretation, or processing by humans or by automatic means. DMBOK2 Data represents facts/things other than itself. Data is both an interpretation of the objects it represents and an object that must be interpreted.

Data category

Anonymous (anonymous@undisclosed.example.com) — 2024-12-01T16:55:15+00:00

Data category Definition A data category is an element of a classification of data. Synonym Type of data. Relations Data categoryis element of a classification Classification A: Data categoryis parent ofmaster dataData categoryis parent oftransactional dataData categoryis parent ofreference dataData category

Data concept

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Data concept Definition A data concept is a concept with regard to data. Relation Data concept is child of conceptData concept is parent ofdata item Data concept is parent of many childs: * Backward data lineage * Business glossary * Composition of a data file * Concept * Continual improvement * Critical business object * Data * Data category * Data concept * Data dictionary * Data element * Data element specification * Data file * Data item * Data pattern * Data record * D…

Data dictionary

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Data dictionary Definition Data dictionary is information resource that records data element specifications and may include specifications of data structures composed of data elements. Relations Data dictionaryis child ofmetadataData dictionaryconsistsdata element specification

Data element

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Data element Definition Data element is a characteristic of an entity type. Synonyms * Attribute * Field * Column * Property Notes Another definition is: A data element (DE) is a unit of data that is considered in context to be indivisible (ISO 11179:2015). However, this may also indicate a

Data element specification

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Data element specification Definition Data element specification is a specification of a data element. Relations Data element specificationis child of specificationData element specificationis child of metadataData element specificationis part of adata dictionaryData element specificationspecifiesdata elementData element specification

Data file

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Data file Definition A data file is a file that contains data. Relation Data file is child of fileData file consists ofdata recordsData file containsdata Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper. all

Data item

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Data item Definition A data item is part of a data element. Synonym Cell Relations Data itemis child ofdata conceptData itemis part of adata elementData item contains a data valueData item contains a null value Example The zip code of Mr Jones. Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

Data pattern

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Data pattern Definition A data pattern is a pattern with regard to data. Relation Data pattern is child of pattern Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper. all

Data record

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Data record Definition A logically related set of data values that represent a (real-world) object. Synonyms * Record * Row * Tuple Relations Data recordconsists ofdata valuesData record is part of a data fileData record is made up of data elementsData record representsreal-world object Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

Data type

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Data type Definition A data type is an element of a classification of data values, usually specified by a set of possible values. Relations Data type is parent ofinteger numberData type is parent ofreal numberData type is parent ofbooleanData type is parent ofcharacterData type

Data value

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Data value Definition A data value is the value of a data item. Notes A data value can be null of void: null value. Relations Data valueis child ofvalueData valueis parent ofnull valueData valueis value ofdata itemData valueis recorded indata itemData valueis recorded indata recordData valuehasdata type Reference(s)

Dataset

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Dataset Definition A dataset is an organized collection of data. Relations Datasetis child ofdataDatasetis parent ofregisterDataset consists of data files Reference(s) DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper. all

Dataset availability

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Dataset availability Definition Dataset availability is the degree to which a dataset can be consultated or retrieved by data users or processes. Relations Data set availability is a characteristic of a datasetData set availabilityhas characteristic punctualityData set availabilityhas characteristic timeliness Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

Composition of a data file

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Composition of a data file Definition A composition of a data file is the way a data file is made up. Relations Composition of a data fileis child ofcompositionComposition of a data file is defined by its populationComposition of a data file is defined by its data elements Reference(s) DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

Defining metadata

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Defining metadata Definition Definining metadata are metadata that enables interpretation of the meaning of data to provide information. Purpose The purpose of defining metadata is to enable consistent interpretation of data and thereby provide information. Which comes first, the data or the metadata? In principle, the defining metadata is created in the data design phase as specification of the implementation and is maintained as reference source for users of the data.

Dimension

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Dimension Definition A dimension is a measurable characteristic. Relations Dimensionis child of characteristicDimensionis parent of quality dimension Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper. all

Entity type

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Entity type Definition An entity type is a thing of significance about which an organisation wishes to hold information. Relations Entity type describes an object Reference(s) DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

File

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

File Definition File is data or information stored on a computer as one unit with one name. Relations Fileis parent ofdata fileFileis child ofdataFileis child ofinformation all

Foreign key

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Foreign key Definition A foreign key is a data element of a data file that corresponds to a primary key of another data file. Relations Foreign keyis child of data elementForeign keycorresponds withprimary keyof another data file all

Format

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Format Definition A format is metadata that descripes the data type, and character set of a data element. Relations Formatis child of metadataFormatdefinesdata typeFormatdefinescharacter set Characteristics * Ability to represent null values * Appropriateness * Portability Reference(s) DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

Forward data lineage

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Forward data lineage Definition Forward data lineage is data lineage that describes where data are used. Relation Forward data lineageis child of data lineage all

Historical data

Anonymous (anonymous@undisclosed.example.com) — 2024-06-28T11:56:24+00:00

Historical data Definition Historica data is data that describes a situation in the past. Notes * Historical data should not altered except to correct an error. * Purpose of historical data can be reporting or analysis. Examples * Point in time reports.

Horizontal data lineage

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Horizontal data lineage Definition Horizontal data lineage is data lineage that describes the data flow on the level of the conceptual data model, logical data model, or technical data model. Note Horizontal data lineage is the most frequently used type of data lineage.

Initial data value

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Initial data value Definition An initial data value is a provisional data value. Note An initial data value will be updated by a more accurate data value. Relation Initial data value is child of data value Reference(s) DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

Master data

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Master data Definition Master data is a data category held by an organisation which describes objects that it needs to reference in order to perform its transactions. DMBoK2 Master data is data about the business entities (e.g., employees, customers, products, financial structures, assets, and locations) that provide context for busi-ness transactions and analysis. An entity is a real world object (person, organiza-tion, place, or thing). Entities are represented by entity instances, in the …

Null value

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Null value Definition A null value is a data value that is void. Synonyms * Nil * Void Notes * Example of a null value is missing zipcode of an adress. * A null value is not the same as 0 (zero). Relation(s) Null value is child of data valueNull value is part of a

Object

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Object Definition An object is anything perceivable or conceivable. Synonyms * Entity * Thing Relations Object is described by an entity typeObject is mapped on a data recordObject is characterised by its propertiesObject is part ofpopulationObjectis synonym ofthingObjectcan be represented by

Operational metadata

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Operational metadata Definition Operational metadata is metadata arising from processing data that identifies and describes the outputs from the process. Relation Operational metadata is child of metadata all

Population

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Population Definition A population is a set of objects of a specific entity type within a specific scope. Note The scope can be defined by any selection criteria including the factor time. Relations Population consists of objectsPopulation is described in a data file Examples *

Primary key

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Primary key Definition A primary key is one or more data element that uniquely identifies a data record. Relation Primary key is child of data elementPrimary keyidentifiesdata recordPrimary keycan be used as link to another data record by aforeign key all

Property

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Property Definition A property is a feature of an object. Relation Property is feature of an object all

Real value

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Real value Definition Real value is the real-life value of a property of an object. Note A data value is accurate if it has the same value as the real value. Relation Real value is child of value Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper.

Reference and master data

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Reference and master data Definition See * Reference data * Master data DMBoK2 Reference Data is any data used to characterize or classify other data, or to relate data to information external to an organization. all dmbok2

Reference data

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Reference data Definition Reference data is a data category used to classify other data. DMBoK2 Reference Data is any data used to characterize or classify other data, or to relate data to information external to an organization. DDDM Reference data is any data used to characterize or classify other data, or to relate data to information external to an organization.

Register

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Register Definition A register is a dataset in which vital data about objects are centrally maintained. Relations Register is client of datasetRegister is client of data category Instances of registers that are centrally maintained by govermenent are registers of citizens, companies, vehicles, topography, buildings, and adresses.

Statiscal output

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Statiscal output Definition Statistical output is output form a statistical process. Synonym Statistics Relation Statistical output is child of data category Reference(s) DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper. all

Temporary data

Anonymous (anonymous@undisclosed.example.com) — 2024-06-28T11:43:37+00:00

Temporary data Definition Temporary data is data that is kept in memory. Notes Purpose of temporary data is to speed up processing. Examples A copy of a table that is created during a processing session to speed lookups. Relations Temporary datais child of

Transactional data

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Transactional data Definition Transactional data is data that describes an event that takes place as an organisation conducts its activities. Relations Transactional data is child ofdata category Examples * An offer * An order * A contract * A delivery *

Unit

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Unit Definition Unit is a standard quantity used to express and compare measurements of a particular physical quantity. Note Unit provides a reference point or scale for measuring the magnitude of that quantity. Units allow us to quantify and communicate measurements in a consistent and universally understood manner.

Value domain

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:02+00:00

Value domain Definition A value domain is set of permissible values of a data element. Relation Value domain is set of value Reference DAMA NL (2020). Data concepts for Data Quality Dimensions (DSC). Research paper. all

Vertical data lineage

Anonymous (anonymous@undisclosed.example.com) — 2024-03-08T13:33:01+00:00

Vertical data lineage Definition Veritcal data lineage is data lineage that descripes the relationships between the conceptual data model, logical data model, technical data model and the underlying data. Note Whereas general data lineage is dealing with data, vertical data lineage is dealing with metadata.