Data Health Overview Page
The Dataset Health Overview page provides insights into a dataset's status and attributes during a specific scan.
On this page, you can see the Health KPIs defined in Calculated Health Metrics. You can also see attribute-level metrics:
KPI | Description |
Duplicates | Number of records with duplicate values in the attribute |
Unique | Number of records with unique values in the attribute |
Distinct | Count of distinct values in the attribute |
Empty | Count of empty values, including nulls or empty strings, in the attribute |
Cardinality | The cardinality of values in the attribute, indicating whether it's low or high |
Note: For all attribute-level metrics, table-level metrics are calculated as the average across different columns.
Selector Component
The Selector Component allows you to customize the data view by selecting:
Dataset: Choose the dataset you want to analyze
Attributes: Select the attributes to calculate metrics on
Segments: Filter the data based on specific segments
Scan Time: Select the time of the data scan
Health KPIs Summary
The Health KPIs Summary provides a quick overview of key Data Quality KPIs at both the table and attribute levels.
Attribute(s) KPIs
For each attribute (or column), Telmai calculates and displays the corresponding profiling metrics.
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