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   |  public string GetConnectionString()
    {
 
        return System.Configuration.ConfigurationManager.ConnectionStrings["csVinotheque"].ConnectionString;
 
    }
 
    private void UpdateQuantite(int quantite, int idprodcomm)
    {
 
        SqlConnection conn = new SqlConnection(GetConnectionString());
 
 
 
        string sql = "Update prodcomm set quantite= @quantite where idprodcomm = @idprodcomm"; 
 
        try
        {
 
            conn.Open();
 
 
            SqlCommand cmd = new SqlCommand(sql, conn);
 
 
            cmd.ExecuteNonQuery();
 
        }
 
        catch (System.Data.SqlClient.SqlException ex)
        {
 
            string msg = "Update Error:";
 
            msg += ex.Message;
 
            throw new Exception(msg);
 
        }
 
        finally
        {
 
            conn.Close();
 
        }
 
    } | 
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