3
Alfrânio Correia
Simpósio Doutoral do DI, 2005
DBSM in a nutshell
Overcomes problems of traditional synchronous replication protocols - contention and deadlocking
Update-everywhere and deferred updates replication
Atomic multicast to propagate the transaction´s processed data
Total order combined with local conflict detection phase to ensure 1SR.
Revisiting ESR to improve the DBSM
The Database State Machine
GC
Database
Text Box: Read-Only Transactions
Read-Only
Transactions
Text Box: Update Transactions
Update
Transactions
Text Box: Certification
Certification