December 1999
Intermediate to advanced
992 pages
22h 3m
English
Content preview from XML Unleashed
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XML Data Modeling Basics
An XML document is essentially a structured medium for storing information. In order to assess the validity of an XML document, you need to establish exactly to which structure the information within the document must adhere. This is accomplished with a schema, which is a model used to describe the structure of information within an XML document. Schemas are used in XML to model a class of data. Once a data model is in place for a particular class of data, you can create structured XML documents that adhere to that model.
Note
If you've done any work with databases, you've probably heard of schemas. A database schema is used to describe the structure of data in relational database tables.
A schema describes the arrangement ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.