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--- data_quality_dimension:consistency [2023/03/12 17:23]
peter
+++ data_quality_dimension:consistency [2024/03/08 13:33] (current)
@@ Line 7: / Line 7: @@
   * Record level consistency is the degree to which two [[data_concept:data value|data values]] within a [[data_concept:data record|data record]] comply with a [[data_concept:data element|data element]] of a [[data_concept:dataset|dataset]] at different points in time comply with a [[data_quality_management_system/data_quality_rule|data quality rule]].
-===Relation(s)===
+===Relation===
-  * Consistency is a [[general_term:characteristic|characteristic]] of [[data_concept:data value|data values]] of [[data_concept:data element|data element]] of a [[data_concept:dataset|dataset]].
+|Consistency| is a [[general_term:characteristic|characteristic]] of related |[[data_concept:data value|data values]]|
-  * Consistency is a [[general_term:characteristic|characteristic]] of [[data_concept:data value|data values]] of [[data_concept:data element|data elements]] of different [[data_concept:dataset|datasets]]
-  * Consistency is a [[general_term:characteristic|characteristic]] of [[data_concept:data value|data values]] between [[data_concept:data record|data records]].
-  * Consistency is a [[general_term:characteristic|characteristic]] of [[data_concept:data value|data values]] within a [[data_concept:data record|data record]]
 ===Examples==
@@ Line 20: / Line 18: @@
 | Veldweg 11  | 8051 NK   | Hattem  |
-  * Postcode doesn't match with adress.
+Postcode doesn't match with adress.\\
-  * Data quality rule: The postcode matches the address according to the postcode table
+Data quality rule: The postcode matches the address according to the postcode table
 ==Inconsisteny within a file==
@@ Line 28: / Line 26: @@
 | 2342  | Smith     | Alphen a/d rijn      |
-  * Different in spelling in city names.
+Different spelling of city name.\\
-  * Data quality rule: City names are spelled out in a uniform manner.
+Data quality rule: City names are spelled out in a uniform manner.
-===Inconsistency between two files===
+==Inconsistency between two files==
-^ Customer  ^ Initials  ^ Name     ^
-| 4320      | T         | Sanders  |
+^ ID    ^ Initials  ^ Name     ^
+| 4320  | T         | Sanders  |
-^ Customer  ^ Initials  ^ Name     ^
-| 4320      | T.M.D     | Sanders  |
-  * Inconstistency: Different initials of the same customer.
+^ ID    ^ Initials  ^ Name     ^
-  * Data quality rule: Initials of the same person are the same.
+| 4320  | T.M.D     | Sanders  |
+Inconsistency: Different initials of the same customer.\\
+Data quality rule: Initials of the same person are the same.
+==Inconsistency over time==
+^ License plate  ^ Date          ^ Mileage  ^
+| 123-RT-97      | 6 March 2020  | 60,543   |
+| 123-RT-97      | 8 May 2021    | 45,765   |
+Inconsistency: Mileage decreases over time.\\
+Data quality rule: Maileage increases over time or remained the same.
-===Reference(s)===
+===Reference===
 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}}

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