data quality
Database cleanliness measure
Data quality is how accurate, complete, consistent, and reliable a dataset is for its intended purpose.
Poor data quality—missing values, duplicates, outdated records, formatting errors—undermines analysis and decision-making.
Organizations invest heavily in data quality initiatives: We spent six months cleaning up the customer database.
The term appears constantly in discussions of data governance and analytics.
- completenessState of being whole
- correctnessState of being accurate
- traceableAble to be followed
- consistencyReliable adherence to standards
- integrityMoral soundness and consistency
check · reliability · metadata · fix · trustworthiness · deduplication · validity · veracity · fidelity · fit for purpose · reconciliation · clean · timeliness · error-free · structured · dirty · lineage · coherence
- computingcomputer, computers, software, hardware, code
- data sciencealgorithm, machine learning, dataset, model, analytics
- data analysisstatistics, analysis, analytics, conclusions, mean
- research qualityvalidity, reliability, accuracy, rigor, soundness
- data governancecustodian, ownership, naming conventions, access control, access controls
- data systemsdatabase, schema, relational database, DBMS, SQL