The intrinsic problems of structural het
✍
Theo Härder; Günter Sauter; Joachim Thomas
📂
Article
📅
1999
🏛
Springer-Verlag
🌐
English
⚖ 130 KB
This paper focuses on the problems that arise when integrating data from heterogeneous sources in a single, unified database view. At first, we give a detailed analysis of the kinds of structural heterogeneity that occur when unified views are derived from different database systems. We present the