public List <Behandlung> GetBehandlungenFromQuartal(Quartal quartal) { List <Behandlung> bList = new List <Behandlung>(); using (SqlConnection connection = base.GetSqlConnection()) { connection.Open(); string dateStart, dateEnd; dateStart = quartal.GetVonDate().ToString(); dateEnd = quartal.GetVonDate().ToString(); var cmd = new SqlCommand { Connection = connection, CommandText = "SELECT * FROM treatment WHERE date_of_treatment BETWEEN @dStart AND @dEnd" }; cmd.Parameters.Add(new SqlParameter("@dStart", dateStart)); cmd.Parameters.Add(new SqlParameter("@dEnd", dateEnd)); cmd.Prepare(); SqlDataReader reader = cmd.ExecuteReader(); if (reader.HasRows) { // } } return(bList); }
public List <Behandlung> GetBehandlungenFromQuartal(Quartal quartal) { return(null); }