Efficient and scalable statistics gathering for large databases in Oracle 11g. - Sunil Chakkappen; Thierry Cruanes; Benoît Dageville; Linan Jiang; Uri Shaft; Hong Su; Mohamed Zaït (SIGMOD Conference, 2008)

Of Snowstorms and Bushy Trees. - Rafi Ahmed; Rajkumar Sen; Meikel Poess; Sunil Chakkappen (Proc. VLDB Endow., 2014)

Join Size Estimation Subject to Filter Conditions. - David Vengerov; Andre Cavalheiro Menck; Mohamed Zaït; Sunil Chakkappen (Proc. VLDB Endow., 2015)

Accelerating Analytics with Dynamic In-Memory Expressions. - Aurosish Mishra; Shasank Chavan; Allison Holloway; Tirthankar Lahiri; Zhen Hua Liu; Sunil Chakkappen; Dennis Lui; Vinita Subramanian; Ramesh Kumar; Maria Colgan; Jesse Kamp; Niloy Mukherjee; et al. (Proc. VLDB Endow., 2016)

Adaptive Statistics in Oracle 12c. - Mohamed Zaït; Sunil Chakkappen; Suratna Budalakoti; Satyanarayana R. Valluri; Ramarajan Krishnamachari; Alan Wood (Proc. VLDB Endow., 2017)