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# Refreshing the Cache

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You can refresh objects in the cache to ensure that they are current with the database, while preserving object identity. This section describes how to use query API to perform the following:

- Configure query refreshing at the descriptor level (see "Configuring Cache Refreshing") to apply cache refreshing to all queries of a particular object type. Before configuring cache refresh options, consider their effect on performance (see "Cache Optimization").