10 citations · 17 across the 9 of their papers we have counts for
3 papers · 1 filter
Towards a Standard for JSON Document Databases
Elena Botoeva, Julien Corman, Norman Townsend
In this technical report, we present a formalisation of the MongoDB aggregation framework. Our aim is to identify a fragment that could serve as the starting point for an industry-…
Efficient Handling of SPARQL OPTIONAL for OBDA (Extended Version)
Guohui Xiao, Roman Kontchakov, Benjamin Cogrel +2
OPTIONAL is a key feature in SPARQL for dealing with missing information. While this operator is used extensively, it is also known for its complexity, which can make efficient eva…
Expressivity and Complexity of MongoDB (Extended Version)
Elena Botoeva, Diego Calvanese, Benjamin Cogrel +1
A significant number of novel database architectures and data models have been proposed during the last decade. While some of these new systems have gained in popularity, they lack…