Oracle America, Inc.

Sun Microsystems, Inc.

Craig L Russell

Roderic G Cattell

Michael Watzek

Marina V Vatkina

Methods, systems, and articles of manufacture consistent with the present invention provide for managing a database. A data store is provided that is distributed over at least two sub data processing systems. A first information in the data store is associated with a first consistency level and a second information in the data store is associated with a second consistency level. At least one of the first consistency level and the second consistency level is selected according to an algorithm.

Systems and methods for synchronizing data in a cache and database

Methods, systems, and articles of manufacture consistent with the present invention provide managing an in-memory database. An in-memory database is provided. The in-memory database is distributed over at least two of data processing systems in memory.

Systems and methods for a distributed in-memory database

Methods, systems, and articles of manufacture consistent with the present invention provide managing a distributed database cache. A database cache is provided. The database cache is distributed over at least two data processing systems.

Systems and methods for a distributed cache

Methods and systems consistent with the present invention provide an improved object-relational mapping tool used to maintain information in relational database tables that do not utilize primary keys. The improved object-relational mapping tool uses a cursor update operation associated with relational database tables to maintain information contained in a relational database table without primary keys, including performing operations such as, delete or update on the table.

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Mountain View, CA, United States of America

Craig L Russell