Free Essay

Devansh

In:

Submitted By budbud
Words 542
Pages 3
W3Schools.com
HOME HTML CSS JAVASCRIPT SQL PHP JQUERY XML ASP.NET MORE...
REFERENCES | EXAMPLES | FORUM | ABOUT
XQuery Basic
XQuery HOME XQuery Intro XQuery Example XQuery FLWOR XQuery HTML XQuery Terms XQuery Syntax XQuery Add XQuery Select XQuery Functions XQuery Summary
XQuery Reference
XQuery Reference
Introduction to XQuery
« Previous
Next Chapter »

XQuery is to XML what SQL is to database tables.

XQuery is designed to query XML data - not just XML files, but anything that can appear as XML, including databases.
What You Should Already Know

Before you continue you should have a basic understanding of the following:

HTML / XHTML XML / XML Namespaces XPath

If you want to study these subjects first, find the tutorials on our Home page.
What is XQuery?
XQuery

XQuery is the language for querying XML data XQuery for XML is like SQL for databases XQuery is built on XPath expressions XQuery is supported by all major databases XQuery is a W3C Recommendation

XQuery is About Querying XML

XQuery is a language for finding and extracting elements and attributes from XML documents.

Here is an example of a question that XQuery could solve:

"Select all CD records with a price less than $10 from the CD collection stored in the XML document called cd_catalog.xml"
XQuery and XPath

XQuery 1.0 and XPath 2.0 share the same data model and support the same functions and operators. If you have already studied XPath you will have no problems with understanding XQuery.

You can read more about XPath in our XPath Tutorial.
XQuery - Examples of Use

XQuery can be used to:

Extract information to use in a Web Service Generate summary reports Transform XML data to XHTML Search Web documents for relevant information

XQuery is a W3C Recommendation

XQuery is compatible with several W3C standards, such as XML, Namespaces, XSLT, XPath, and XML Schema.

XQuery 1.0 became a W3C Recommendation January 23, 2007.

« Previous
Next Chapter »
Search w3schools.com:

WEB HOSTING
Best Web Hosting UK Reseller Hosting VPS Hosting
WEB BUILDING
XML Editor - Free Trial! FREE Website BUILDER FREE Website Creator
W3SCHOOLS EXAMS
HTML, CSS, JavaScript, PHP, jQuery, XML, and ASP Certifications
SHARE THIS PAGE

WEB RESOURCES
Web Statistics Web Validation

Top 10 Tutorials
» HTML Tutorial
» HTML5 Tutorial
» CSS Tutorial
» CSS3 Tutorial
» JavaScript Tutorial
» jQuery Tutorial
» SQL Tutorial
» PHP Tutorial
» ASP.NET Tutorial
» XML Tutorial Top 10 References
» HTML/HTML5 Reference
» CSS 1,2,3 Reference
» CSS 3 Browser Support
» JavaScript
» HTML DOM
» XML DOM
» PHP Reference
» jQuery Reference
» ASP.NET Reference
» HTML Colors Top 10 Examples
» HTML Examples
» CSS Examples
» JavaScript Examples
» HTML DOM Examples
» PHP Examples
» jQuery Examples
» XML Examples
» XML DOM Examples
» ASP Examples
» SVG Examples
Web Certificates
» HTML Certificate
» HTML5 Certificate
» CSS Certificate
» JavaScript Certificate
» jQuery Certificate
» XML Certificate
» ASP Certificate
» PHP Certificate Color Picker colorpicker W3Schools.com
REPORT ERROR | HOME | TOP | PRINT | FORUM | ABOUT | ADVERTISE WITH US
W3Schools is optimized for learning, testing, and training. Examples might be simplified to improve reading and basic understanding. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. While using this site, you agree to have read and accepted our terms of use, cookie and privacy policy. Copyright 1999-2014 by Refsnes Data. All Rights Reserved.

Similar Documents

Free Essay

Bugs Bunny

...Bugs Bunny has and continues to be a standing favorite all, his popularity spans generations crossing over form one millennia to the next, he is iconically global and can be viewed in many languages in thousands of homes. True to form the creation of this character has spawned within our culture a love for such a character that he has become not only a welcomed spokes person but an undying legend whose roots can possibly be traced back hundreds of years he is everybody’s hero we laugh and cheer when he is victorious and are shocked and somewhat upset when he “loses.” Warner Bros., released his first cartoon over sixty years ago. Since “There have been over 150 Bugs Bunny cartoons, and all but about twelve are still shown rather frequently on television today. Bugs has had a more diverse and accomplished career than many Hollywood actors ever have, and some of the zaniest and funniest performances ever in film history. This did not happen overnight, by any means. Bugs Bunny's cartoons were directed over the years by such creative geniuses as Tex Avery, Chuck Jones, Friz Freleng, Bob Clampett, Robert McKimson, Frank Tashlin, and others, all of whom left their mark in film history with these animated films, and Bugs was only one of the dozens of classic creations these men worked with and created. Also not to be forgotten are the creators of the Warner cartoon soundtrack, Mel Blanc (the voice of Bugs) and musicians Carl Stalling, Milt Franklyn and William Lava” (Hunter).            ...

Words: 4019 - Pages: 17