W3C WSDL Activities

From http://www.w3schools.com (Copyright Refsnes Data)

# W3C WSDL Activities

WSDL is an XML-based language for describing Web services and how to access them.

## WSDL

WSDL stands for Web Services Description Language, and is an XML-based language for describing Web Services.

To learn more about WSDL, read our WSDL tutorial.

## WSDL 1.1

WSDL 1.1 was suggested in a note to W3C in March 2001 (by Ariba, IBM and Microsoft), as a language for describing Web Services.

The note also described how to use WSDL in conjunction with SOAP 1.1, HTTP GET/POST, and MIME types.

## WSDL 1.2

The first working drafts were published 17. December 2001.

The latest working drafts were published 11. June 2003.

## WSDL 2.0

WSDL 2.0 became a W3C Recommendation 26. June 2003.

## Web Architecture

To preserve the properties of the World Wide Web as technologies evolve, W3C has created a recommendation for the core design components of the Web.

Architecture of the World Wide Web, Volume One is a W3C recommendation describing the standard protocols that support the identification of, and interaction between Web resources.

## W3C Specifications and Timeline

Specification | Draft / Proposal | Recommendation
WSDL 1.1 Note | 15. Mar 2001 |
WSDL Usage Scenarios | 04. Jun 2002 |
WSDL Requirements | 28. Oct 2002 |
WSDL Architecture | 11. Feb 2004 |
WSDL Glossary | 11. Feb 2004 |
WSDL Usage Scenarios | 11. Feb 2004 |
WSDL 1.2 Core Language | 11. Jun 2003 |
WSDL 1.2 Message Patterns | 11. Jun 2003 |
WSDL 1.2 Bindings | 11. Jun 2003 |
WSDL 2.0 Primer |  | 26. Jun 2007
WSDL 2.0 Core Language |  | 26. Jun 2007
WSDL 2.0 Adjuncts |  | 26. Jun 2007
WSDL 2.0 SOAP 1.1 Binding |  | 26. Jun 2007
WSDL 2.0 RDF Mapping |  | 26. Jun 2007
WS Addressing Core |  | 09. May 2006
WS Addressing SOAP Binding |  | 09. May 2006
Web Architecture |  | 15. Dec 2004

## W3C Reference:

W3C Web Services Home Page

From http://www.w3schools.com (Copyright Refsnes Data)