Clerk's Files

A Persistence Pattern for Systems Using
Data Encapsulation but no Hard Object Orientation

Work in Progress
Extracted for Discussion on the Internet

Subject: Clerk's Files - Inproved Version on our Server now
Date: Tue, 03 Dec 1996 18:55:57 +0100
From: Wolfgang Keller <>
Organization: sd&m GmbH&Co.KG


You might want to remove or update in the list of pattern languages. The language has undergone reviews at two PLoPs and we have a far more actual version now, reachable from

where you will find three different pattern languages concerning

Maybe you might want to make a link from your pattern languages list. If something can be improved concerning our web-site, please let me know. Feel free to mirror any papers you want for the ppr.

Have a nice day


Date: Tue, 03 Dec 1996 13:27:56 -0800
From: Ward Cunningham <>
To: Wolfgang Keller <>

Wolfgang -- I've had a look at your site which looks very nice. I've replaced the PPR document with the explanation and pointers you sent to me. I hope we have been of some assistance to you while this work was in preparation. Best regards. -- Ward