OLTP Through the Looking Glass, and What We Found There Stavros Harizopoulos HP Labs Palo Alto, CA stavros@hp.com Michael Stonebraker Samuel Madden Daniel J. Abadi Yale University New Haven, CT dna@cs.yale.edu Massachusetts Institute of Technology Cambridge, MA {madden, stonebraker}@csail.mit.edu ABSTRACT Online Transaction Processing (OLTP) databases include a suite of features — disk-resident B-