>It looks to me "We can know that length by subtracting the LSN of
>XLOG_SWITCH from the next record's LSN so it doesn't add any
>information."
Sorry,maybe I miss this before.
But I think it will be better to show it clearly.
>So the length of <EMPTY> in this case is:
>
>LOC(SEG A+1) - ReadRecPtr - LEN(short header) - LEN(XLOG_SWITCH)
Thanks, I should not have missed this and fixed.
Regards,
Highgo Software (Canada/China/Pakistan) URL : www.highgo.ca EMAIL: mailto:movead(dot)li(at)highgo(dot)ca