Astarte.DataAccess.Config.cassandra_username-exclamation-mark

You're seeing just the function cassandra_username-exclamation-mark, go back to Astarte.DataAccess.Config module for more information.
Link to this function

cassandra_username!(namespace \\ nil)

View Source

Specs

cassandra_username!(Skogsra.Env.namespace()) :: binary() | no_return()

The username used to log into cassandra. Defaults to "cassandra".

Bang version of Astarte.DataAccess.Config.cassandra_username/0 (fails on error). Optionally, receives the namespace for the variable.