Ecto.Embedded

The embedding struct for embeds_one and embeds_many.

Its fields are:

• cardinality - The association cardinality
• field - The name of the association field on the schema
• owner - The schema where the association was defined
• related - The schema that is embedded
• on_cast - Function name to call by default when casting embeds
• on_replace - The action taken on associations when schema is replaced