6 citations · 6 across the 3 of their papers we have counts for
6 papers · 1 filter
On the Correctness of Speculative Consensus
Jelle Hellings, Suyash Gupta, Sajjad Rahnama +1
The introduction of Bitcoin fueled the development of blockchain-based resilient data management systems that are resilient against failures, enable federated data management, and…
Byzantine Cluster-Sending in Expected Constant Communication
Jelle Hellings, Mohammad Sadoghi
Traditional resilient systems operate on fully-replicated fault-tolerant clusters, which limits their scalability and performance. One way to make the step towards resilient high-p…
ResilientDB: Global Scale Resilient Blockchain Fabric
Suyash Gupta, Sajjad Rahnama, Jelle Hellings +1
Recent developments in blockchain technology have inspired innovative new designs in resilient distributed and database systems. At their core, these blockchain applications typica…
Proof-of-Execution: Reaching Consensus through Fault-Tolerant Speculation
Suyash Gupta, Jelle Hellings, Sajjad Rahnama +1
Multi-party data management and blockchain systems require data sharing among participants. To provide resilient and consistent data sharing, transactions engines rely on Byzantine…
RCC: Resilient Concurrent Consensus for High-Throughput Secure Transaction Processing
Suyash Gupta, Jelle Hellings, Mohammad Sadoghi
Recently, we saw the emergence of consensus-based database systems that promise resilience against failures, strong data provenance, and federated data management. Typically, these…
Comparing Downward Fragments of the Relational Calculus with Transitive Closure on Trees
Jelle Hellings, Marc Gyssens, Yuqing Wu +4
Motivated by the continuing interest in the tree data model, we study the expressive power of downward navigational query languages on trees and chains. Basic navigational queries…