Izrada desktop aplikacije u programskom jeziku C# – Prodavnica
``` { string deleteSql = "DELETE FROM TPLACANJE WHERE PlacanjeId = @PlacanjeId;"; using (SqlConnection connection = new SqlConnection(connectionString)) { SqlCommand command = connection.CreateCommand(); command.CommandText = deleteSql; command.Parameters.Add(new SqlParameter("@PlacanjeId", ID)); connection.Open();...