Data quality · The measures · Element
The timeliness
How current the data is when it is used.
The part
What it is
The gap between an event happening and it being available. A daily refresh used for an hourly decision is producing yesterday’s answer.
Consistency across sources matters too: joining a real-time source with a daily one produces a picture that is neither.
The smallest level
The attributes it carries
Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.
The other elements in the measures
The completeness
What proportion of records have each field.
LearnThe accuracy
Whether the values are right.
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