XML schema editor

XML schemas are an XML language for describing and constraining the content of XML files. 

XML schemas are a proposed alternative for the document type definition (DTD) based on XML. They are a formal specification of element names that indicates which elements are allowed in an XML file, and in which combinations. A schema is functionally equivalent to a DTD, but is written in XML; a schema also provides for extended functionality such as data typing, inheritance, and presentation rules.

For more information on XML schema, refer to:

This product provides an XML schema editor for creating, viewing, and validating XML schemas. Using the XML schema editor, you can do the following:

The XML schema support in the XML schema editor is based on the

W3C XML Schema Recommendation Specification of 2 May 2001

The XML Schema specification from the W3C Web site is used for validation.

XML schema editor views - Graph, Outline, Properties, and Source

There are four main views you can work with in the XML schema editor:

Status of the XML schema

Three status indicators for the schema are available. They are in the bottom right corner:

Related tasks
Creating XML schemas
Editing XML schema properties
Validating an XML schema

(C) Copyright IBM Corporation 2000, 2005. All Rights Reserved.