With the proliferation of XML as the lingua franca of internet information exchange, engineering XML documents and maintaining their databases becomes a major challenge. In this c...
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Correctly generating a structured query (e.g., an XQuery or a SQL query) requires the user to have a full understanding of the database schema, which can be a daunting task. Alter...
Integration of multiple heterogeneous data sources continues to be a critical problem for many application domains and a challenge for researchers world-wide. With the increasing ...
Database systems often use XML schema to describe the format of valid XML documents. Usually, this format is determined when the system is designed. Sometimes, in an already funct...
Jarek Gryz, Marcin Kwietniewski, Stephanie Hazlewo...