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New LookML
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New LookML
description (for Fields)

This page refers to the description parameter that is part of a field.

description can also be used as part of an Explore, described on this documentation page.

description can also be used as part of a dashboard, described on this documentation page.


view: view_name {
  dimension: field_name {
    description: "description string"



Possible Field Types

Dimension, Dimension Group, Measure, Filter, Parameter


A string


You can add a description to any field. The user can see this description in multiple places.

In the Field Picker, Looker displays this description if a user hovers over the help link, which is to the right of the field name. For example, this LookML:

dimension: name { description: "The first and last name of the user" sql: CONCAT(${TABLE}.first_name,' ', ${TABLE}.last_name) ;; }

Will give this result in the Looker UI:

In addition, the description is displayed when the user hovers over the column name in a table or table chart visualization in an Explore, dashboard, or Look: