RE: subfile processing--readc & sflnxtchg

[Joel Fritz <JFritz@xxxxxxxxxxxxxxxx>]

> -----Original Message-----
> From: Stone, Brad V (TC) [mailto:bvstone@taylorcorp.com]
> Sent: Wednesday, February 10, 1999 11:25 AM
> To: 'MIDRANGE-L@midrange.com'
> Subject: RE: subfile processing--readc & sflnxtchg
> 
> 
> How were you taught to do it?  Read through the entire 
> subfile using CHAIN?
> *shudder*
> 

Yup. Shadow the subfile in an array or data structure and do whatever is
necessary using the loop counter as an index and key.  It's not very hard.
I'm sure there'd be a perceptible effect on response time if you had to read
several thousand subfile records.  For a hundred or so, it looks
instantaneous.
+---
| This is the Midrange System Mailing List!
| To submit a new message, send your mail to MIDRANGE-L@midrange.com.
| To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com.
| To unsubscribe from this list send email to MIDRANGE-L-UNSUB@midrange.com.
| Questions should be directed to the list owner/operator: david@midrange.com
+---