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W3C WSDL Activity



WSDL is an XML-based language used to describe Web Services and how to access Web Services.


WSDL

WSDL (Web Services Description Language) is an XML format used to describe Web Services.

To learn more about WSDL, read our WSDL tutorial.


WSDL 1.1

As an XML format that can describe Web Services, WSDL 1.1 was recommended to the W3C in a record in March 2001 (by Ariba, IBM and Microsoft).

This record also describes how to use WSDL with SOAP 1.1, HTTP GET/POST, and MIME.

W3C WSDL 1.1 is a note for discussion only (NOTE). The publication of this record does not imply any degree of endorsement by the W3C.

WSDL 1.2

The first working draft was released on December 17, 2001.

The latest working draft was published on June 11, 2003.

WSDL 2.0

The W3C's XML Protocol Working Group is currently working on WSDL 2.0.


WEB structure

The core of the Web structure is a Web server, which is generally undertaken by an independent server. The database server is the information management system database server, and each client data Requests are submitted by the Web server to the database server, and then the Web server returns the request to the client.

The Web server here can be set as a gateway, with one end connected to the intranet of the information management system and the other end connected to the corporate intranet. This avoids the direct exposure of the intranet to the outside and makes it accessible to all internals. Website.


W3C WSDL Specification and Timeline

##WSDL 1.2 Core LanguageWSDL 1.2 Message PatternsWSDL 1.2 BindingsWSDL 2.0 PrimerWSDL 2.0 Core LanguageWSDL 2.0 AdjunctsWSDL 2.0 SOAP 1.1 BindingWSDL 2.0 RDF MappingWeb Services Addressing CoreWeb Services Addressing SOAP BindingWeb Architecture##15. Dec 2004

W3C Reference Manual:

W3C Web Services Home Page

SpecificationDraft/ProposalRecommended Time
WSDL 1.1 Note15. Mar 2001
WSDL Usage Scenarios04. Jun 2002
WSDL Requirements28. Oct 2002
WSDL Architecture11. Feb 2004
WSDL Glossary11. Feb 2004
WSDL Usage Scenarios 11. Feb 2004
11. Jun 2003
11. Jun 2003
11. Jun 2003
26. Jun 2007
26. Jun 2007
26. Jun 2007
26. Jun 2007
26. Jun 2007
09. May 2006
09. May 2006