Enhancing the performance of presumed commit protocol
Yousef J. Al-Houmaily, Panos K. Chrysanthis, Steven P. Levitan · 1997
This paper presents a new read-only optimization called the unsolicited update-vote that when combined with the presumed commit protocol (PrC), eliminates all the logging activities from PrC for read-only transactions and significantly reduces them for partially read-only ones.