Vernon wrote:

> CHAIN is basically SETLL and READ, so the difference is the
> time to read the record. Mileage will vary, based on record
> length and datatypes. What were your fields in the file in
> question?

Not quite. SETLL will always set the current record pointer. CHAIN will set
it only when a record is found. If Nathan were to re-run his test where the
record is never found I think he would find that the CHAINs are quicker
than the SETLLs.

Dave...
               _________  ,___o
             __________   _\ <;_
           ___________   (_)/ (_)       http://www.twickenhamcc.co.uk
=======================================================
The opinions expressed in this communication are my own and do not
necessarily reflect those of my employer.



As an Amazon Associate we earn from qualifying purchases.

This thread ...

Follow-Ups:

Follow On AppleNews
Return to Archive home page | Return to MIDRANGE.COM home page

This mailing list archive is Copyright 1997-2024 by midrange.com and David Gibbs as a compilation work. Use of the archive is restricted to research of a business or technical nature. Any other uses are prohibited. Full details are available on our policy page. If you have questions about this, please contact [javascript protected email address].

Operating expenses for this site are earned using the Amazon Associate program and Google Adsense.