=====Completeness=====

===Definitions=== 
  * Completeness of [[data_concept:data value|data values]] is the degree to which all required [[data_concept:data value|data values]] are present.
  * Completeness of [[data_concept:data element|data elements]] is the degree to which all required [[data_concept:data element|data elements]] in the [[data_concept:dataset|dataset]] are present.
  * Completeness of [[data_concept:data record|data records]] is the degree to which all required [[data_concept:data record|data records]] in the [[data_concept:dataset|dataset]] are present.
  * Completeness of [[data_concept:data file|data files]] is the degree to which all required [[data_concept:data file|data files]] in a [[data_concept:dataset|dataset]] are present.
  * Completeness of [[data_quality_management_system:metadata|metadata]] is the degree to which [[data_quality_management_system:metadata|metadata]] is fully described.

===Note===
Missing values is a term used to indicate that [[data_concept:data value|data values]] are not complete.

===Relations===
|Completeness| is a [[general_term:characteristic|characteristic]] of |[[data_concept:data value|data values]]|
|Completeness| is a [[general_term:characteristic|characteristic]] of |[[data_concept:data element|data elements]]|
|Completeness| is a [[general_term:characteristic|characteristic]] of |[[data_concept:data record|data records]]|
|Completeness| is a [[general_term:characteristic|characteristic]] of |[[data_concept:data file|data files]]|
|Completeness| is a [[general_term:characteristic|characteristic]] of |[[data_quality_management_system:metadata|metadata]]|


===Examples===
==Incomplete data value==
^ Name     ^ Email  ^
| Johnson  |        |
E-mail is missing value for Johnson.

==Incomplete data element==
^ Surname   ^ City   ^
| Williams  | Paris  |
First name is missing as data element.

==Incomplete data records==
^ Surname        ^ City   ^
| Hank Williams  | Paris  |
Steve Kerr is missing in this file.

==Incomplete data files==
A reference file for all cities in UK is missing.

==Incomplete metadata==
^ Data element^ Data type  ^ Definition^
| Name   |Character | |
Definition of data element 'Name' is missing.


===Reference(s)===
DAMA NL (2020). Dimensions of Data Quality (DDQ). Research paper. https://www.dama-nl.org/wp-content/uploads/2020/09/DDQ-Dimensions-of-Data-Quality-Research-Paper-version-1.2-d.d.-3-Sept-2020.pdf

{{tag>All DataQualityDimension}}