What is a D-tree (or Doc-tree)?

Posted in 1997

Holger Maertens — Fri, 09 May 1997 14:52:41 +0100 — source: Informix-list mailing list archive (1991-1998)

Can anyone tell me what a D-tree is? It is used in the Informix/Illustra Text DataBlade module to access complex document data. I believe it is also called a Doc-tree, but I might as well be mixing things up. Thanks for ANY help!