7th DB Retreat, 2017

Date: 17.02.2017 - 19.02.2017
Place: Hotel Traube, Graun, Italy
General Chairs: Michael Böhlen, Johann Gamper, Nikolaus Augsten, Sven Helmer
Local Chair: Johann Gamper


Friday, 17.02.2017

19:00 Welcome and opening

Saturday, 18.02.2017

08:30 - 10:00 Session 1
Session chair: Michael Böhlen
Kevin Wellenzohn
A Workload-Aware Index for Hierarchical DBMSs with MVCC
Opponent: Willi Mann
Theodoros Chondrogiannis
Exact and Approximate Algorithms for Finding k-Shortest Paths with Limited Overlap
Opponent: Oksana Dolmatova
Georgios Garmpis
Linear Optimization in Database Systems
Opponent: Sergejs Pugacs
10:30 - 11:30 Session 2
Session chair: Johann Gamper
Sven Helmer
Lessons learned during PhD
Anton Dignös
How are we evaluated?
11:50 - 12:50 Session 3
Session chair: Anton Dignös
Bezaye Tesfaye
Reachability Queries in Temporal Graphs
Opponent: Georgios Garmpis
Yvonne Mülle
Query Evaluation for Databases with NOW
Opponent: David Blumenthal
12:50 - 14:15 Lunch
14:15 - 15:15 Session 4
Session chair: Nikolaus Augsten
Paolo Bolzoni
Probabilistic Itinerary Planning with Category Constraints
Opponent: Kevin Wellenzohn
Giovanni Mahlknecht
Modeling Time Intervals in Data Warehouses: Comparison of Different Models and Impact on Temporal Aggregation
Opponent: Katerina Papaioannou
15:35 - 16:35 Session 5
Session chair: Sven Helmer
Fabio Persia
Student projects and supervisions
Nikolaus Augsten
Networking and research marketing
17:15 Retreat dinner at Reschner Alm

Sunday, 19.02.2017

09:00 - 10:30 Session 6
Session chair: Mateusz Pawlik
David Blumenthal
Correcting and Speeding-Up Bounds for Non-Uniform Metric Graph Edit Distance
Opponent: Bezaye Tesfaye
Katerina Papaioannou
The Lineage-Time Adaptor
Opponent: Paolo Bolzoni
Willi Mann
Top-k Set Similarity Join on Streams (with Sliding Window)
Opponent: Michael Shekelyan
10:50 - 12:20 Session 7
Session chair: Willi Mann
Oksana Dolmatova
Linear Relational Algebra
Opponent: Theodoros Chondrogiannis
Michael Shekelyan
Rank Equi-Width: Ultra-fast Multi-dimensional Histogram Approach with Error Guarantees
Opponent: Yvonne Mülle
Sergej Pugacs
Recommender Systems for Tour Planning
Opponent: Giovanni Mahlknecht
12:30 Lunch