examples/simple-auth-server/src/schema.rs

table! {
    invitations (id) {
        id -> Uuid,
        email -> Varchar,
        expires_at -> Timestamp,
    }
}

table! {
    users (email) {
        email -> Varchar,
        password -> Varchar,
        created_at -> Timestamp,
    }
}

allow_tables_to_appear_in_same_query!(
    invitations,
    users,
);