Npgsql.NpgsqlCommand.UnPrepare C# (CSharp) 메소드

        private void UnPrepare()
        {
            if (prepared == PrepareStatus.V3Prepared)
            {
                bind = null;
                execute = null;
                currentRowDescription = null;
                prepared = PrepareStatus.NeedsPrepare;
            }
            else if (prepared == PrepareStatus.V2Prepared)
            {
                planName = String.Empty;
                prepared = PrepareStatus.NeedsPrepare;
            }

            preparedCommandText = null;
        }