3 papers
cs.DB2026
Efficient Path Query Processing in Relational Database Systems
Diego Rivera Correa, Mirek Riedewald
Path queries are crucial for property graphs, and there is growing interest in queries that combine regular expressions over labels with constraints on property values of vertices…
cs.DB2025
Synthesizing Scoring Functions for Rankings Using Symbolic Gradient Descent
Zixuan Chen, Panagiotis Manolios, Mirek Riedewald
Given a relation and a ranking of its tuples, but no information about the ranking function, we are interested in synthesizing simple scoring functions that reproduce the ranking.…
cs.DB2025
Ranked Enumeration for Database Queries
Nikolaos Tziavelis, Wolfgang Gatterbauer, Mirek Riedewald
Ranked enumeration is a query-answering paradigm where the query answers are returned incrementally in order of importance (instead of returning all answers at once). Importance is…