1. Multi-tenant databases for software as a service: Schema-mapping techniques;Aulbach,2008
2. A comparison of flexible schemas for software as a service;Aulbach,2009
3. Extending RDBMSs to support sparse datasets using an interpreted attribute storage format;Bechmann,2006
4. The case for a wide-table approach to manage sparse relational;Chu,2007
5. Workload-aware database monitoring and consolidation;Curino,2011