User description of field, undefined if there is none.
id
id:string
returns
Unique string representing this field in this datasource.
isCalculatedField
isCalculatedField:boolean
returns
True if this field is a table calculation.
isCombinedField
isCombinedField:boolean
returns
True if this field is a combination of multiple fields, false otherwise.
isGenerated
isGenerated:boolean
returns
True if this field is generated by Tableau, false otherwise.
Tableau generates a number of fields for a data source, such as Number
of Records, or Measure Values. This property can be used to
distinguish between those fields and fields that come from the underlying
data connection, or were created by a user.
isGeospatial
isGeospatial:boolean
returns
True if this role has a semantic type of geospatial: e.g latitude, longitude, zipcode, City name...
isHidden
isHidden:boolean
returns
True if this field is hidden, false otherwise.
isPresentOnPublishedDatasource
isPresentOnPublishedDatasource:boolean
returns
True if this field comes from the published datasource. False if it was created in Tableau (as a calculated field, for example).
A field contains information about what data source it belongs to, its role, and the ability to fetch the domain values.