DBDB.io The Encyclopedia of Database Systems · Est. 2017
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Database Entry

Coherence


Oracle Coherence is a Java-based distributed cache and in-memory data grid developed by Oracle Corporation. It provides key-value object storage with optional persistence, automatic sharding, polyglot and REST interfaces, querying, transactions, eventing, and multi-site federation for clustered environments.

Database Entry

Coherence


Oracle Coherence is a Java-based distributed cache and in-memory data grid developed by Oracle Corporation. It provides key-value object storage with optional persistence, automatic sharding, polyglot and REST interfaces, querying, transactions, eventing, and multi-site federation for clustered environments.

History[05]


Originally created by Cameron Purdy and Gene Gleyzer as Tangosol Coherence, it was initially released in December 2001. Oracle Corporation acquired Tangosol Inc. in April 2007.

In the summer of 2020, the Coherence Community Edition was released as open source on GitHub under Oracle's own Universal Permissive License (UPL).

Data Model


Query Interface


Storage Architecture


System Architecture


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