43 citations · 91 across the 15 of their papers we have counts for
15 papers
A Critical Analysis of Recursive Model Indexes
Marcel Maltry, Jens Dittrich
The recursive model index (RMI) has recently been introduced as a machine-learned replacement for traditional indexes over sorted data, achieving remarkably fast lookups. Follow-up…
Fast Compilation and Execution of SQL Queries with WebAssembly
Immanuel Haffner, Jens Dittrich
Interpreted execution of queries, as in the vectorized model, suffers from interpretation overheads. By compiling queries this interpretation overhead is eliminated at the cost of…
Database (Lecture) Streams on the Cloud: An Experience Report on Teaching an Undergrad Database Lecture during a Pandemic
Jens Dittrich, Marcel Maltry
This is an experience report on teaching the undergrad lecture Big Data Engineering at Saarland University in summer term 2020 online. We describe our teaching philosophy, the tool…
There is No Such Thing as an "Index"! or: The next 500 Indexing Papers
Jens Dittrich, Joris Nix, Christian Schön
Index structures are a building block of query processing and computer science in general. Since the dawn of computer technology there have been index structures. And since then, a…
ChainifyDB: How to Blockchainify any Data Management System
Felix Martin Schuhknecht, Ankur Sharma, Jens Dittrich +1
Today's permissioned blockchain systems come in a stand-alone fashion and require the users to integrate yet another full-fledged transaction processing system into their already c…
Make Thunderbolts Less Frightening -- Predicting Extreme Weather Using Deep Learning
Christian Schön, Jens Dittrich
Forecasting severe weather conditions is still a very challenging and computationally expensive task due to the enormous amount of data and the complexity of the underlying physics…