From: Gennady <gfb@...>
Date: 2003-04-26T06:37:16+09:00
Subject: Re: Persistant data

You may want to take a look at mmap library at RAA, or directly at
http://moulon.inra.fr/ruby/mmap.html. It is memory mapped files
implementation, well done. Not exactly what you are asking for, however very
similar in intent.

Gennady.

----- Original Message ----- 
From: "Matt Lawrence" <matt@black-bart.net>
To: "ruby-talk ML" <ruby-talk@ruby-lang.org>
Sent: Friday, April 25, 2003 1:43 PM
Subject: Persistant data


> Ok, I've been looking at Marshal, PStore, Madelaine and mnemonic.  None of
> them seem to provide the simple and transparent mechanism that I'm looking
> for.
>
> I'd like to be able to do something like:
>
> arr = PersistantArray.use("<filename>")
> hash = PersistentHash.use("<filename>")
>
> Where <filename> is the name of the file to read and write data from and
> the resulting object has all of the methods of Array or Hash and all
> changes to the Array of Hash are automatically stored.  This would make if
> much easier to restart programs that fail because of network or other
> errors.
>
> It's quite possible that these capabilities already exist and I just don't
> know about them, I am quite a newbie at this wonderful language.  I
> wouldn't even try to do this with Perl.
>
> -- Matt
>
>
>