“One Size Fits All”: An Idea Whose Time Has Come and GoneMichael Stonebraker Computer Science and ArtificialIntelligence Laboratory, M.I.T., and StreamBase Systems, Inc.stonebraker@csail.mit.eduUğur Çetintemel Department of Computer ScienceBrown University, and StreamBase Systems, Inc.ugur@cs.brown.eduAbstractThe last 25 years of commercial DBMS development can be summed up in a single phrase: “One size fits all”. This phrase refers to the fact that the traditional DBMS architecture (orig