- Il-Yeol Song, Katja Hose, Oscar Romero 0001, editors, Proceedings of the 22nd International Workshop on Design, Optimization, Languages and Analytical Processing of Big Data co-located with EDBT/ICDT 2020 Joint Conference, DOLAP@EDBT/ICDT 2020, Copenhagen, Denmark, March 30, 2020. Volume 2572 of CEUR Workshop Proceedings, CEUR-WS.org, 2020.