Calibrating the Query Optimizer Cost Model of IRO-DB, an Object-Oriented Federated Database System.

Georges Gardarin Fei Sha Zhao-Hui Tang Calibrating the Query Optimizer Cost Model of IRO-DB, an Object-Oriented Federated Database System. 37-56 1996 conf/bda/1996 BDA db/conf/bda/bda1996.html#GardarinST96