When I have "cache true" I see the following in the log: [ Configure Because the ehcache. Once update completes, the cache is refreshed with the new data Session 1 tries to read the same entity again, and this time it refers to the 2nd level cache as it has been evicted from 1st level.Hibernate will look into the database if any of the below is true: Entry is not present in the cache The session in which we look for the entry is OLDER than the cached entry, meaning the session was opened earlier than the last cache loading of the entry. Share this:. Yet, in terms of visibility, multiple nodes could be putting the same value into the cache, resulting in more database hits than you would expect. The transaction is completed when Session. Related Projects:. What are the caveats? If cache entry state gets inconsistent because of any failure in transaction commit phase, it is guaranteed to recover with correct state. This is all what a transactional cache guarantees, but at a higher cost esp. As a result though, some layer s in your application will either have to deal with OptimisticLockingException e.
Here is an example for using the read-only cache strategy. Note: the collection contains the name of the fully qualified class.
Obviously the window of Dirty Read is during the time when the database is actually updated, and the object has not YET been evicted from the cache. Best performer among the all.
Every other transaction accessing a locked entry will consider it a cache miss and hit the database instead. Firstly, and most importably here, Hibernate does NOT store your entities in the second level cache.