Home >Online Product Documentation >Table of Contents >Add References to Schema
You use the Add References to Schema dialog box specify the external XML Schemas you want to reference in the current XML Schema - including the Schema element in a WSDL document. You can reference external XML Schemas by including them, importing them, or redefining them.
Type of reference
The way in which you want the external XML Schema referenced by the current XML Schema:
xsd:include instruction.xsd:import instruction.xsd:redefine instruction, which allows you to modify complexTypes, simpleTypes, and groups in the current XML Schema.Document location
The URL of the external XML Schema referenced by the current XML Schema or Schema element in a WSDL document. Used to specify the schemaLocation= attribute of the referencing instruction (xsd:include, for example).
Referencing XML Schemas in the Diagram View
Referencing External XML Schemas
Defining an XML Schema Using the Diagram Tab - Getting Started