Enabling Real Time Business Intelligence : Third International Workshop BIRTE 2009 Held at the 35th International Conference on Very Large Databases VLDB 2009 Lyon France August 24 2009 Revised Selected Papers This book constitutes the thoroughly refereed post conference proceedings of the Third International Workshop on Business Intelligence for the Real Time Enterprise BIRTE 2009 held in Lyon France in August 2009 in conjunction with VLDB 2009 the International Conference on Very Large Data Bases. The volume contains the carefully reviewed selected papers from the workshop including one of the two keynotes the six research two industrial and one experimental paper and also the basic statements from the panel discussion on Merging OLTP and OLAP . The topical focus is on models and concepts architectures case studies and applications of technologies for real time enterprise business intelligence.