About cache

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Forum
28

JPA Level 2 Cache - app config

Hello! I would like to use selective cache for JPA Level 2 (cached in EntityManagerFactory) in one app, but no cache at all in another app. Both will be connected to the same ObjectDB server & db ... #The_cache_element_ specifies only amount of MB used for Level 2 cache, but the config is at server
Forum
28

Compiled Queries and Cache

objectdb.conf has options for query results and program cache.  (objectdb.conf > database > query-cache > results and programs, http://www.objectdb.com/java/jpa/setting/database#The_query-cache ... cache still available?   Yes, these are server/store side caches. The exact client side code doesn't affect. BoydEdmondson
Forum
27

Using of Second Level Cache

was load and the entity MyEntity1 is taken in the second level cache, the other entity types not ... list; } The 2nd level cache stores object data (byte[]) rather than live entity objects ... cache as object IDs (PK) encoded in the byte[] of a MyEntity1 instance. When you retrieve a MyEntity1
Forum
27

Working with a cleared cache

attempting to keep the L1 cache within the PersistenceManager cleared in an effort to reduce its memory ... the cache?   try { // Start the transaction m_persistenceManager ... ); // Flush the JDO cache m_persistenceManager.evictAll(); m
Result
26

ObjectDB Object Database Features [2018-01-27]

and timeout. Caching L1 entity object cache (per EntityManager). L2 shared entity data cache (per EntityManagerFactory). Database file page cache. Query program cache (for repeating queries with different arguments). Query result cache (for repeating queries with the same arguments). Many
Result
26

ObjectDB Object Database Features [2018-10-27]

and timeout. Caching L1 entity object cache (per EntityManager). L2 shared entity data cache (per EntityManagerFactory). Database file page cache. Query program cache (for repeating queries with different arguments). Query result cache (for repeating queries with the same arguments). Many
Result
26

ObjectDB Object Database Features

managed by EntityManagerFactory. Configurable - minimum/maximum connections and timeout. Caching L1 entity object cache (per EntityManager). L2 shared entity data cache (per EntityManagerFactory). Database file page cache. Query program cache (for repeating queries with different arguments). Query
Issue
25

Page cache File handling produced an java.io.IOException: Negative seek offset

Page cache File handling produced an java.io.IOException: Negative seek offset
Manual
22

Database Explorer [2011-09-21]

of elements. Use the [First] and [Max] fields to set the result range. Check [Disable Cache] to bypass query program and result caches. Click the Execute button to run the query. If the query is valid ... the Cache When a database is open in the Explorer in client server mode, it can be accessed simultaneously
Manual
22

Database Explorer

of elements. Use the [First] and [Max] fields to set the result range. Check [Disable Cache] to bypass query program and result caches. Click the Execute button to run the query. If the query is valid ... the Cache When a database is open in the Explorer in client server mode, it can be accessed simultaneously