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» High-level small-step operational semantics for transactions
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JCS
1998
117views more  JCS 1998»
13 years 4 months ago
A Semantic-Based Transaction Processing Model for Multilevel Transactions
Multilevel transactions have been proposed for multilevel secure databases; in contrast to most proposals, such transactions allow users to read and write across multiple security...
Indrakshi Ray, Paul Ammann, Sushil Jajodia
ICDE
1997
IEEE
136views Database» more  ICDE 1997»
14 years 5 months ago
Delegation: Efficiently Rewriting History
Transaction delegation, as introduced in ACTA, allows a transaction to transfer responsibility for the operations that it has performed on an object to another transaction. Delega...
Cris Pedregal Martin, Krithi Ramamritham