9/5/2023 0 Comments Universal database pro![]() Weak internationalization UDBS Part 4 - Winter 2001/2.Web users want voice, E-Commerce, WAP, EDI HTML is difficult to extend.Misuse of tags (e.g., for “bold face“ instead of “header 1“).HTML does not separate markup from contents.text structure (title, paragraphs, etc.).Document properties come from markups or tags, e.g.,.Users can browse/search the database UDBS Part 4 - Winter 2001/2.Web presentationsare generated from that database for a variety of target platforms.are supposed to move their data directly into the heaven database Internet-based store for books, movies, and music.Data exchange must work across platform and company boundaries UDBS Part 4 - Winter 2001/2.Companies need interoperability at an increasing pace.Applications must be able to communicate directly.More and more documents are automatically generated by computers or applications. ![]() HTML documents, all meant for human (not machine) consumption.Derivation of individual data collections difficult UDBS Part 4 - Winter 2001/2.Missing distinction between contents and formatting ("markup").Varying data quality(missing values, varying level of detail).Working with the Web Server 1 Server 2 Server 3 HTTPSearch EngineHTML UDBS Part 4 - Winter 2001/2Į-Commerce Scenario Customer Payment Supplier EC Portal UDBS Part 4 - Winter 2001/2 Source 1 Source 2 Source 3 ProtocolTransformationFormatsData Destination Data Integration UDBS Part 4 - Winter 2001/2 E-Commerce Scenario UDBS Part 4 - Winter 2001/2ĭestination ProtocolTransformationFormatsData Data Exchange Source UDBS Part 4 - Winter 2001/2.Data integration from different sources.Summary and Outlook Running Example:e-shopper‘s_ UDBS Part 4 - Winter 2001/2.Universal Database Systems Part 4: Databases and XML
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |