• A new postdoctoral researcher Dr. Lizhen Fu joined our research group on 15.11.2018. Welcome!
  • Jiaheng and Pengfei attended CIKM 2018, Turin Italy, during 22.10.2018- 27.10.2018. Jiaheng made a tutorial on multi-model databases and polystore [slide] and Pengfei demonstrated new research results on taxonomy-based string matching [poster].
  • We have one fully-funded Research Assistant in Category Theory position available: More information.
  • Jiaheng will give a tutorial on the comparisons between Polystores and Multi-model databases in CIKM 2018: More information.
  • We hava a short paper 'Efficient Taxonomic Similarity Joins with Adaptive Overlap Constraint' accepted by CIKM 2018, Congrats!
  • We are glad to announce that our paper 'UniBench: A Benchmark for Multi-Model Database Management Systems' has been accepted by TPCTC 2018, Cheers!
  • Our Huawei HIRP project on parameter recommendation for big data analytics platform has successfully passed the final evaluation. Cheers, Yuxing! (06.06.2018)
  • We presented a poster in the Annual Symposium of Computer Science in Finland that arranged in Turku, 4-5 June.
  • We are happy to announce that our short paper 'Parameter Curation and Data generation for Benchmarking Multi-model Queries' has been accepted by VLDB Ph.D. workshop 2018. (25.05.2018)
  • Jiaheng gave a lecture in the EDUFI Winter School on "Introduction to Big Data Management and UDBMS group research".[Slides] (08.04.2018)


  • A new PhD student Gongsheng Yuan is joining our research group. Welcome to the Winter Helsinki! (03.11.2017)
  • Our group is awarded a new research grant on multi-model data management from the Academy of Finland. See abstract (22.06.2017).
  • A new PhD student Yuxing Chen will join our research group in Helsinki on 06.03.2017. Welcome Yuxing! (04.03.2017).
  • We will give a tutorial session during the upcoming EDBT 2017 conference (01.01.2017).