In this paper we present BlockchainDB, which leverages blockchains as a storage layer and
introduces a database layer on top that extends blockchains by classical data management …

With the emergence of hybrid blockchain database systems, we aim to provide an in-depth
analysis of the performance and trade-offs among a few representative systems. To achieve …

Blockchain technologies are gaining massive momentum in the last few years. Blockchains
are distributed ledgers that enable parties who do not fully trust each other to maintain a set …

Blockchain has come a long way-a system that was initially proposed specifically for
cryptocurrencies is now being adapted and adopted as a general-purpose transactional …

In a blockchain-based system, data and the consensus-based process of recording and
updating them over distributed nodes are central to enabling the trustless multi-party …

Blockchain technology has emerged as a primary enabler for verification-driven transactions
between parties that do not have complete trust among themselves. Bitcoin uses this …

Blockchain databases have attracted widespread attention but suffer from poor scalability
due to underlying non-scalable blockchains. While blockchain sharding is necessary for a …

Blockchain has been praised for providing the technical infrastructure that enables a group
of self-interested entities to share data without relying on intermediaries. Technically …

Nowadays an emerging class of applications are based oncollaboration over a shared
database among different entities. However, the existing solutions on shared database may …

When, in 2008, Satoshi Nakamoto envisioned the first distributed database management
system that relied on cryptographically secured chain of blocks to store data in an immutable …