PowerPoint Presentation

XML Data Sharing and Exchange

application

relational data

Transform

Integrate

Warehouse

XML Data

WEB (HTTP)

application

legacy data

object-relational

Specific data management tasks


Enterprise systems: 3-tier, strongly typed
	Distributed Object Technology (DCOM, CORBA)
Web applications: multi-tier, loosely typed:
	Simplicity wins : exploit XML’s common illusion
	Access data from
		Multiple sources,
		On varied platforms,
		Across many enterprises
	Demand standards
Portals demanding query support from providers