Towards a Datamodel for querying XML

XQL for

Dummies

person

person

article

firstname

lastname

Jonathan

Robie

firstname

lastname

title

year

Joe

Lapp

1999

author

author

W3C-DOM:

Element Tree

OEM: Graph

<document>

<person id=“jonathanr">

<firstname>Jonathan</firstname>

<lastname>Robie</lastname>

</person>

<person id=“joel">

<firstname>Joe</firstname>

<lastname>Lapp</lastname>

<!-- ... -->

<document>

Relational Tables

(generic massive join option)

?

?

?

XML Serialization: Structured Text

document

document.persondocument.person.@iddocument.person.@id.“joel"document.person.firstnamedocument.person.firstname.“Joe"document.person.firstname.“Lapp"document.persondocument.person.@id

...

Locators: Lists of Paths

?

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