Data governance - Concept
Data quality
How accurate, complete, consistent and usable data is for its intended purpose
What's it for?
Shows whether data is accurate, complete and reliable enough for the job it is being used for.
For example…
A monthly check finds customer records with missing postcodes
A customer dataset has poor data quality if addresses are missing, dates are invalid and the same person appears under several IDs.
Think of it like…
Ingredients in cooking: you can follow a perfect recipe, but if the milk is off, the cake still fails