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Displaying 1-6 out of 6 total
Operational Business Intelligence: Processing Mixed Workloads
Found in: IT Professional
By Michael Seibold,Dean Jacobs,Alfons Kemper
Issue Date:September 2013
pp. 16-21
Modern business applications have operational business intelligence features that require processing analytical queries and business transactions together at the same time and on the same data. This results in mixed workloads, which are a big challenge for...
Efficient Deployment of Main-Memory DBMS in Virtualized Data Centers
Found in: 2012 IEEE 5th International Conference on Cloud Computing (CLOUD)
By Michael Seibold,Andreas Wolke,Martina Albutiu,Martin Bichler,Alfons Kemper,Thomas Setzer
Issue Date:June 2012
pp. 311-318
Running emerging main-memory database systems within virtual machines causes huge overhead, because these systems are highly optimized to get the most out of bare metal servers. But running these systems on bare metal servers results in low resource utiliz...
Strict SLAs for Operational Business Intelligence
Found in: Cloud Computing, IEEE International Conference on
By Michael Seibold,Alfons Kemper,Dean Jacobs
Issue Date:July 2011
pp. 25-32
Today, SLAs for SaaS business applications usually lack stringent service level objectives and significant penalties. Moreover, Operational Business Intelligence features of modern business applications, like analytic dashboards, result in mixed workloads ...
Extensibility and Data Sharing in evolving multi-tenant databases
Found in: Data Engineering, International Conference on
By Stefan Aulbach,Michael Seibold,Dean Jacobs,Alfons Kemper
Issue Date:April 2011
pp. 99-110
Software-as-a-Service applications commonly consolidate multiple businesses into the same database to reduce costs. This practice makes it harder to implement several essential features of enterprise applications. The first is support for master data, whic...
The mixed workload CH-benCHmark
Found in: Proceedings of the Fourth International Workshop on Testing Database Systems (DBTest '11)
By Alfons Kemper, Eric Simon, Florian Funke, Florian Waas, Harumi Kuno, Kai-Uwe Sattler, Leo Giakoumakis, Meikel Poess, Michael Seibold, Raghunath Nambiar, Richard Cole, Stefan Krompass, Thomas Neumann, Wey Guy
Issue Date:June 2011
pp. 1-6
While standardized and widely used benchmarks address either operational or real-time Business Intelligence (BI) workloads, the lack of a hybrid benchmark led us to the definition of a new, complex, mixed workload benchmark, called mixed workload CH-benCHm...
A comparison of flexible schemas for software as a service
Found in: Proceedings of the 35th SIGMOD international conference on Management of data (SIGMOD '09)
By Alfons Kemper, Dean Jacobs, Michael Seibold, Stefan Aulbach
Issue Date:June 2009
pp. 3-4
A multi-tenant database system for Software as a Service (SaaS) should offer schemas that are flexible in that they can be extended different versions of the application and dynamically modified while the system is on-line. This paper presents an experimen...