Re: Add RESPECT/IGNORE NULLS and FROM FIRST/LAST options

> A very trivial commit:
> 
> ```
> +    else
> +
> +        /*
> +         * For other cases we have no idea what position of row callers would
> +         * fetch next time. Also for relpos < 0 case (we go backward), we
> +         * cannot set mark either. For those cases we always set mark at 0.
> +         */
> +        mark_pos = 0;
> ```
> 
> The empty line after “else” is not needed.

That was added by pgindent.

Best regards,
--
Tatsuo Ishii
SRA OSS K.K.
English: http://www.sraoss.co.jp/index_en/
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