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COMAD
2008
13 years 9 months ago
Exploiting Semantics and Speculation for Improving the Performance of Read-only Transactions
A read-only transaction (ROT) does not modify any data. Efforts are being made in the literature to improve the performance of ROTs without correctness and data currency issues. T...
Thirumalaisamy Ragunathan, P. Krishna Reddy
ICDE
2006
IEEE
133views Database» more  ICDE 2006»
14 years 1 months ago
Transaction Time Support Inside a Database Engine
Transaction time databases retain and provide access to prior states of a database. An update “inserts” a new record while preserving the old version. Immortal DB builds trans...
David B. Lomet, Roger S. Barga, Mohamed F. Mokbel,...
SIGMOD
2005
ACM
151views Database» more  SIGMOD 2005»
14 years 7 months ago
Immortal DB: transaction time support for SQL server
Immortal DB builds transaction time database support into the SQL Server engine, not in middleware. Transaction time databases retain and provide access to prior states of a datab...
David B. Lomet, Roger S. Barga, Mohamed F. Mokbel,...
COMPUTE
2010
ACM
13 years 12 months ago
Performance evaluation of speculation-based protocol for read-only transactions
In the literature, speculation-based protocols have been proposed to improve the performance of read-only transactions (ROTs) over the existing two-phase locking (2PL) and snapsho...
Thirumalaisamy Ragunathan, P. Krishna Reddy
MIDDLEWARE
2004
Springer
14 years 28 days ago
Ganymed: Scalable Replication for Transactional Web Applications
Data grids, large scale web applications generating dynamic content and database service providing pose significant scalability challenges to database engines. Replication is the ...
Christian Plattner, Gustavo Alonso