Schema Evolution publication categorizer

... 11.7 KB A methodology for extracting an extended Entity-Relationship (EER) model from a relational database is presented. Through a combination of data schema and data instance analysis, an EER model is ...

Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment

... in order to answer important business questions, creating a need for integration of web-based XML data. Previous web-based data ... exclusively on the logical level of data models, creating a need for techniques that focus on the conceptual level in order to ... structure and properties of the available data to users at a higher level of abstraction. The most widely used conceptual model at the ...

Publication - cat - 04/16/2013 - 04:38 - 0 comments - 1 attachment

... methods are presented: 1) CPI converts an XML schema to a relational schema while preserving semantic constraints of the original XML schema, 2) NeT derives a nested structured XML schema from a flat relational schema by repeatedly ...

Publication - cat - 04/16/2013 - 01:05 - 0 comments - 0 attachments