Hierarchical Model for Preserving Privacy in Vertically Partitioned Distributed Databases

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Provided by: International Journal of Computer Applications
Topic: Data Management
Format: PDF
Data sharing is an important task in the world of globalization. Organizations, government offices and hospitals release data to the public for the purpose of analysis and research. While publishing data to public, privacy is to be provided to the sensitive information. Privacy preservation aims at limiting the risk of leaking published data to a particular individual. To provide privacy copious privacy techniques are available, sophisticated privacy preserving techniques are required for distributed data. In distributed databases the data is distributed over the nodes. The data distribution may be horizontally partitioned or vertically partitioned.
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