Primary key
Specific attributes
The email is a generated column that references the optional email property in the identity_data.
The identity metadata. For OAuth and SAML identities, this contains information about the user from the provider.
The provider id returned by the provider. If the provider is an OAuth provider, the id refers to the user’s account
with the OAuth provider. If the provider is email or phone, the id is the user’s id from the auth.users table.