**Describe the solution you'd like**

An option to make the `IDENTIFIED WITH` section mandatory.

{
    return custom_settings_prefixes->isSettingNameAllowed(setting_name);
}
void AccessControl::checkSettingNameIsAllowed(const std::string_view setting_name) const
{
    custom_settings_prefixes->checkSettingNameIsAllowed(setting_name);
}
void AccessControl::setNoPasswordAllowed(bool allow_no_password_)
{
    allow_no_password = allow_no_password_;
}
bool AccessControl::isNoPasswordAllowed() const
{
    return allow_no_password;
}
void AccessControl::setPlaintextPasswordAllowed(bool allow_plaintext_password_)
{
    allow_plaintext_password = allow_plaintext_password_;
}
bool AccessControl::isPlaintextPasswordAllowed() const
{
    return allow_plaintext_password;
}
std::shared_ptr<const ContextAccess> AccessControl::getContextAccess(
    const UUID & user_id,
    const std::vector<UUID> & current_roles,
    bool use_default_roles,
    const Settings & settings,
    const String & current_database,
    const ClientInfo & client_info) const