Indexing XML Data Stored in a Relational Database. - Shankar Pal; Istvan Cseri; Gideon Schaller; Oliver Seeliger; Leo Giakoumakis; Vasili Vasili Zolotov (VLDB, 2004)

Managing Query Compilation Memory Consumption to Improve DBMS Throughput. - Boris Baryshnikov; Cipri Clinciu; Conor Cunningham; Leo Giakoumakis; Slava Oks; Stefano Stefani (CIDR, 2007)

A genetic approach for random testing of database systems. - Hardik Bati; Leo Giakoumakis; Steve Herbert; Aleksandras Surna (VLDB, 2007)

Unit-testing query transformation rules. - Mostafa Elhemali; Leo Giakoumakis (DBTest, 2008)

Testing SQL Server's Query Optimizer: Challenges, Techniques and Experiences. - Leo Giakoumakis; César A. Galindo-Legaria (IEEE Data Eng. Bull., 2008)

Rule profiling for query optimizers and their implications. - Surajit Chaudhuri; Leo Giakoumakis; Vivek R. Narasayya; Ravishankar Ramamurthy (ICDE, 2010)

The mixed workload CH-benCHmark. - Richard L. Cole; Florian Funke 001; Leo Giakoumakis; Wey Guy; Alfons Kemper; Stefan Krompass; Harumi A. Kuno; Raghunath Othayoth Nambiar; Thomas Neumann 001; Meikel Poess; Kai-Uwe Sattler; Michael Seibold; et al. (DBTest, 2011)

Plan space analysis: an early warning system to detect plan regressions in cost-based optimizers. - Florian M. Waas; Leo Giakoumakis; Shin Zhang (DBTest, 2011)

Testing cardinality estimation models in SQL server. - Campbell Fraser; Leo Giakoumakis; Vikas Hamine; Katherine F. Moore-Smith (DBTest, 2012)