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Clear the cache

Padma Priya
Ranch Hand

Joined: Feb 01, 2007
Posts: 113
Hi All,

I am new to the concept of caching.

I am trying to clear the cache using




I do a change in the database and then trying to invoke this. But i see the same onld stale data. Can you please point me to what further steps need to be taken to clear the cache.

Thank you in advance for the help

Thank you!
James Sutherland
Ranch Hand

Joined: Oct 01, 2007
Posts: 553
This should work. You also need to call clear() on your EntityManager or create a new one.

In JPA 2.0 you can also just use,

emf.getCache().evictAll()


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subject: Clear the cache