 28 | 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 |
28 | 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 |
27 | 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 |
27 | 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 |
26 | 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 |
26 | 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 |
26 | 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 |
25 | Page cache File handling produced an java.io.IOException: Negative seek offset |
22 | 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 |
22 | 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 |