LayerSchemaTextAttribute
The schema for a text attribute on a layer.
id: string
The unique identifier for this attribute.
This can be used to fetch statistics, categories, histograms etc. for this attribute
via the LayersController.getCategoryData, LayersController.getHistogramData,
and LayersController.getAggregates methods.
displayName: string
The human-readable name of this attribute.
detailedType: string
The specific data type of this attribute, providing more detail than the basic type.
For instance, a numeric attribute might be "INTEGER", "FLOAT, etc.
distinctCount: number
The number of distinct values present for this attribute across all features.
type: "text"
Indicates this is a text attribute.
sampleValues: { value: string; count: number; }[]
A small sample of string values for this attribute and their frequency.
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