Referential integrity of data files is the degree to which data values of the primary key of one data file and data values of the forein key of another data file are equal.
| Referential integrity | is a characteristic of a data file in relation to another | data file |
98% of the employee records pointed to a department record.
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