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Article History

Received: 8 March 2018

Accepted: 7 November 2018

First Online: 5 December 2018

Authors’ information

: Ran Jin received the PhD degree from Donghua University, China, in 2015. He is currently a postdoctoral fellow in the College of Computer Science and Technology, Zhejiang University, China.Gang Chen received the BSc, MSc, and PhD degrees in computer science and engineering from Zhejiang University in 1993, 1995, and 1998, respectively. He is currently a professor at the College of Computer Science, Zhejiang University.Anthony K.H. Tung received the BSc (second class honor) and MSc degrees in computer science from the National University of Singapore (NUS), in 1997 and 1998, respectively, and the PhD degree in computer science from Simon Fraser University, in 2001. He is currently an associate professor in the Department of Computer Science, NUS.Lidan Shou received the PhD degree in computer science from the National University of Singapore. He is a professor in the College of Computer Science, Zhejiang University, China. Prior to joining the faculty, he worked in the software industry for more than 2 years.Beng Chin Ooi is currently a distinguished professor of computer science at the National University of Singapore. His research interests include database system architectures, performance issues, indexing techniques, and query processing, in the context of multimedia, spatiotemporal, distributed, parallel, peer-to-peer, in-memory, and cloud database systems. He has served as a PC member for a number of international conferences (including SIGMOD, VLDB, ICDE, WWW, EDBT, DASFAA, GIS, KDD, CIKM, and SSD). He was an editor of the VLDB Journal and the IEEE Transactions on Knowledge and Data Engineering, editor-in-chief of the IEEE Transactions on Knowledge and Data Engineering (2009–2012), and a co-chair of the ACM SIGMOD Jim Gray Best Thesis Award committee. He is serving as a trustee board member and the president of the VLDB Endowment. He is a fellow of the IEEE and ACM.

: The authors declare that they have no competing interests.

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