Some Acronyms Used In This Lecture
HTML = Hyper Text Markup Language
XML = Extensible Markup Language
EDI = Electronic Data Interchange
ERP = Enterprise Resource Planning
MRP = Materials Requirement Planning
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XML: The Self-Describing Language Revolutionizing Data Exchange in Business, Slides of Fundamentals of E-Commerce
The importance of xml (extensible markup language) in transforming the web from a platform for publishing information to a platform for information exchange between computers and people. Xml's self-describing nature enables new business models and applications in the network economy. The document also covers the benefits of using xml for document types such as catalogs, purchase orders, and invoices, and its role in smart processing and market efficiency.
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2012/2013
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XML =HTML = Hyper Text Markup LanguageSome Acronyms Used In This Lecture
Extensible Markup Language
EDI =
Electronic Data Interchange
ERP =
Enterprise Resource Planning
MRP =
Materials Requirement Planning
The XML Revolution
- Hard to automate processing– Hard to search– “eyes-only” was dominant design perspectivepeopleThe Web was created to publish information for
- Enables the new business models of the network– Overcomes HTML’s inherent limitationspeople)information exchange between computers (andThe Web is using XML to become a platform for economy
Why XML?
$3200 4.1 pounds8 Gb64 Mb400 MHz IBM Thinkpad 600E Laptop Computer Sample Catalog Entry in HTML
XML’s Big Idea: Document Types
Customer Profiles
Vendor Profiles
Catalogs
Datasheets
Price Lists
Purchase Orders
Invoices
Inventory Reports
Bill of Materials
Payments
Deposits
Credit Reports
Schedules
Directories
whatever you need
or DTD or schemathe rules by which they combine is called a Document Type Definition^ In XML the formal definition of permitted elements, attributes, and
Smart Processing with XML
- and
- Sort by , ,manipulating product information as a unitprovide logical containers for extracting and , , etc.
- Explicit identification of each part enables
- Convert from “USD” to Euro, Yen,its automated processing etc.
Traditional Business Models and
Integration Requirements
tightly coupled relationshipsare based on long-term, point-to-point, andTraditional models for electronic business
- EDI is used here because high integration costs can be recovered over time
- Partners are more willing to invest in applicationmiddleware that creates a distributedcompatible IT infrastructure at each end or in
Making Money in B2B
- Who pays the fees – buyers or suppliers?– What counts as a transaction?Transaction fees
- Exploit & refine existing business relationships &– Driving costs out of supply chain for all participantsMarket efficiency experience
XML is crucial to these concerns
XML and Information “IQ”
Content/structure-based text objects:
Formatted electronic test:XML, SGML, databases
HTML, EDI, word processing files Unstructured electronic text:
ASCII
Printed text
More “processability”/reusability
ocsity.co Easier to translate to
DTDs And Validation
XML Purchase
Order
Instance
DTDPurchase Order
ParserXML
FormProcessableSome
- XML Schemas in Electronic Commerce Essential to treat Dates, Monetary amounts
, etc
. as
datatypes to enable validation
- Software can distinguish extensions from standard–existallow custom versions of same document to coSchema inheritance and extension mechanisms safely ignoreddocument and decide whether or not extensions can be
- Trading partners can customize messages for backward compatibilityspecialized needs while standard message maintains
XML as Internet-Friendly
Integration Technology
… exchange data in an application and vendor
neutral format
XML
WEB
COBRA/COM
EDI
Document based
API based
Connecting using XML
With huge cost savingsProcessed automaticallyBenefit: XML can be
eCommerceCompany 2 ERP/ Server
Accounting Systems
eCommerceCompany 2 ERP/ Server
Accounting Systems
Internet
On document formatCompany 2 have to agreeProblem: Company 1 and
Significance of XML Document
Exchange Architecture
about doing business.Document exchange is a natural way to think
Easy to provide “open” marketplace with 3
rd party^
buying and selling apps
Easy to add and maintain services
fundamentally the same as within a marketplace.Document exchange between marketplaces is
Services can be reused across marketplaces.
Document Exchange ArchitectureFunctions of “Market Makers” in a
- Providing standard interfaces for sharing• Routing documents between participants• Specifying document standards