About Cache

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Manual
13

Retrieving JPA Entity Objects

of the database. The persistence context serves as a cache of retrieved entity objects. If a requested ... with data that is retrieved from the database (or from the L2 cache - if enabled). The new entity object
JPA Doc
13

JPA Miscellaneous

This section contains miscellaneous JPA types. The PersistenceUtil and PersistenceUnitUtil interfaces provide general utility methods: The Cache interface and the CacheRetrieveMode and CacheStoreMode enum types serve in managing the EntityManagerFactory's shared (level 2) cache: Other enum types are provided for setting of various JPA operations:
JPA Doc
9

JPA Annotations for Classes

JPA defines three types of persistable classes which are set by the following annotations: Chapter 2 of the ObjectDB manual explains these annotations in detail. Entity and mapped super classes can be further configured by annotations that specify cache preferences and lifecycle event listener
Manual
9

UPDATE SET Queries in JPA/JPQL [2011-11-22]

with the database. For example, the EntityManager may not be aware that a cached entity object in
Result
9

How to upgrade from ObjectDB 1.0?

). Refresh your IDE cache. Rebuild your project using the new jar file and enhance your classes using
Manual
9

DELETE Queries in JPA/JPQL

. For example, the EntityManager may not be aware that a cached entity object in its persistence
Manual
9

Query Parameters in JPA [2018-10-20]

query string and use a cached compiled query program, if available. Second, embedding strings in queries
Manual
9

Query Parameters in JPA [2011-04-01]

query string and use a cached compiled query program, if available. Second, embedding strings in queries
Manual
9

UPDATE SET Queries in JPA/JPQL

with the database. For example, the EntityManager may not be aware that a cached entity object in
Manual
9

Query Parameters in JPA

repeating queries with the same query string and use a cached compiled query program, if available