public static bool ExecuteNonQuery(Npgsql.NpgsqlCommand command) { if(command != null) { using(Npgsql.NpgsqlConnection connection = new Npgsql.NpgsqlConnection(MixERP.Net.DBFactory.DBConnection.ConnectionString())) { try { command.Connection = connection; connection.Open(); command.ExecuteNonQuery(); return true; } catch { throw; } } } return false; }