Two-Phase Commit Protocol Coordinator Node N1 Node N2 Force log record <prepare T> Send message prepare T Force log record Force log record <ready T> ready T> Send message Send message ready T ready T Force log record commit T> Send message commit T Force log record Force log record <commit T> commit T> Database System Concepts-7th Edition 23.10 @Silberschatz,Korth and SudarshanDatabase System Concepts - 7 23.10 ©Silberschatz, Korth and Sudarshan th Edition Two-Phase Commit Protocol