User
    username Text maxlen=190
    fullName Text maxlen=500
    email Text maxlen=190
    note Text sqltype=mediumtext
    UniqueUsername username
    UniqueEmail email
    deriving Typeable

PgpKey
    userId UserId
    fingerprint Text maxlen=40
    hash Text maxlen=22
    UniqueFingerprint fingerprint

Site
    icon Text sqltype=varchar(255)
    url Text sqltype=varchar(255)

Profile
    userId UserId
    siteId SiteId
    username Text sqltype=varchar(255)