Subject Re: [ib-support] Deadlock and wait
Author Robert F. Tulloch
Hi:

> I pass it the current PK and a value meaning [First rec, Last Rec, Next
> Rec, Prec Rec, Direct Search]. If the operation doesn't find the needed
> record, then it returns nil, otherwise it returns the PK. In most cases, I
> use MIN and MAX to get the record immediately before/after the current one.
> It doesn't create any more traffic than moving through a recordset one
> record at a time. (At least initially, since each visited record would then
> be stored locally) This method works very well for me even when filtering
> records. Of course, it may be a lot tougher if you don't know what you are
> filtering on at design time but all that is known in my program so I can
> build it into the procedure. I pass it nil information if it doesn't need it
> and the procedure then ignores it.

Sounds cool. My PK's are Id's, not not necessarily continuous. I don't use gen by my
own thing to get next sequential or fill in missing values where they have been
deleted.