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From: chenr@tilt.FUN (Ray Chen)
Newsgroups: net.arch
Subject: Re: RMS {SHORT}
Message-ID: <251@tilt.FUN>
Date: Sun, 17-Mar-85 20:20:56 EST
Article-I.D.: tilt.251
Posted: Sun Mar 17 20:20:56 1985
Date-Received: Tue, 19-Mar-85 04:17:43 EST
References: <552@decwrl.UUCP>, <50@daisy.UUCP> <130@stl.UUCP>
Organization: Princeton University EECS Dept
Lines: 20

>When I first started to use VMS I thought all that Index Sequential stuff was
>way over the top - but now I'm wiser and actually use IS files I find they
>are very effective - but still amazingly complex to fully define.  What I
>find very impressive is that you DON'T NEED TO BOTHER about all the 
>complexity - DEC have a special editor (EDIT/FDL) which designs the file
>organisation for you - you answer its questions about how many records you'll
>have/where and what the keys are/do you expect records to be entered in 
>sequential order or not/etc.  and it does the rest - even tells you how good
>it thinks the result will be.  It's the sort of programme which would be called
>'AI' if written in LISP but as it's probably in BLISS ...
> 
>Other file system developers please copy!

Other file system developers please ignore.  There's no reason why you can't
have IS/VSAM/* files but keep them out of the kernel.  Use a simple stream
model and supply the routines and the above program as a user library and
a user program.

	Ray Chen
	princeton!tilt!chenr