Socrata was acquired by Tyler Technologies in 2018 and is now the Data and Insights division of Tyler. The platform is still powered by the same software formerly known as Socrata but you will see references to Data & Insights going forward.

is_not_null

Function: #IS_NOT_NULL
  Whether or not a value is not null

Examples:

  null is not null
  -- Result: false

  'foo' is not null
  -- Result: true
Signatures
a -> checkbox