Haozhe Zhang is a postdoctoral researcher at the DaST Group at the University of Zurich. His research includes both theoretical and practical aspects of database systems, with a focus on incremental view maintenance, cardinality estimation, and database theory. He received his DPhil (PhD) in Computer Science from the University of Oxford under the supervision of Prof. Dan Olteanu. Prior to that, he completed his MSc in Computer Science at the University of Oxford and BSc in Computer Science at the University of Nottingham.