TR_SABOTEN_LIMIT

create trigger TR_SABOTEN_LIMIT on dbo.SABOTEN after insert
as begin
  if (select count(ID) from dbo.SABOTEN) > 1
  begin
    raiserror('BBERR_SABOTEN_ROWEXISTS : Saboten settings already exist.', 13, 1);
    rollback tran;
  end
end