Amira Rahal Papers on DiSC'04 Evolutionary techniques for updating query cost models in a dynamic multidatabase environment Publications Note: Links lead to the DBLP on the Web. Amira Rahal Amira Rahal, Qiang Zhu , Per-Åke Larson : Evolutionary techniques for updating query cost models in a dynamic multidatabase environment. VLDB J. 13 (2): 162-176 (2004) Amira Rahal, Qiang Zhu , Per-Åke Larson : Developing Evolutionary Cost Models for Query Optimization in a Dynamic Multidatabase Environment. CoopIS/DOA/ODBASE 2002 : 1-18 1 [ 1 ] [ 2 ] 2 [ 1 ] [ 2 ] ©2005 Association for Computing Machinery