The success of blockchain technology in cryptocurrencies reveals its potential in the data
management field. Recently, there is a trend in the database community to integrate …

Blockchain serves as a replicated transactional processing system in a trustless distributed
environment. Existing blockchain systems all rely on an explicit ordering step to determine …

Private blockchain as a replicated transactional system shares many commonalities with
distributed database. However, the intimacy between private blockchain and deterministic …

Blockchain is an innovative application of distributed storage, consensus algorithm,
encryption algorithm, and other computer technologies. The consensus algorithm is the key …

Permissioned blockchains are being widely applied to solve the trust problem in enterprise
collaboration. However, most of these systems suffer from low throughput and flexibility …

The performance bottleneck of blockchain has shifted from consensus to serial smart
contract execution in transaction validation. Previous works predominantly focus on inter …

As an emerging replicated transactional processing system, blockchain is being adopted by
more and more industries. Some blockchain-based applications require low latency and …

Today, blockchain ledgers utilize concurrent deterministic execution schemes to scale up.
However, ordering fairness is not preserved in these schemes: although they ensure all …

Blockchain systems can become overwhelmed by a large number of transactions, leading to
increased latency. As a consequence, latency-sensitive users must bid against each other …

As Bitcoin is universally recognized as the most popular cryptocurrency, more and more
Bitcoin transactions are expected to be populated to the Bitcoin blockchain system …