About timeout
Setting and Tuning of JPA Queries
Explains various JPA query settings - result range, flush and lock.... query hints: "javax.persistence.query.timeout" - sets maximum query execution time in milliseconds. A ... See JavaDoc Reference Page... is thrown if timeout is exceeded. "javax.persistence.lock.timeout" - sets ...
Locking in JPA
Explains how to use optimistic locking and pessimistic locking in JPA.... (on the second lock request). Pessimistic Lock Timeout By default, when a pessimistic lock conflict occurs a ... is thrown immediately. The "javax.persistence.lock.timeout" hint can be set to allow waiting for a pessimistic lock for a ...
Pessimistic Lock Timeouts setting
Hi, I realise that JPA2 doesn't necessarily define a standard API way for Lock Timeouts. However, there is a standardised query 'hint' that can be setup to make the underlying DB lock a record for a specific time. The hint property is: "javax.persistence.lock.timeout" ... time. The hint property is: "javax.persistence.lock.timeout" I have a situation where multiple threads can hit a shared ... Support of pessimistic lock timeout setting ( javax.persistence.lock.timeout ) was just added in ...
Pessimistic lock timeout - blocks indefinitely
I've attached a simple test which creates an object then kicks off several threads which each try to update the object. I'm using a pessimistic lock with timeout as follows: ... update the object. I'm using a pessimistic lock with timeout as follows: Map<String,Object> properties = new ... ; properties. put ( "javax.persistence.lock.timeout" , 5000 ) ; MyEntity loaded = em. find ...
Server connection management
The server does not appear to release broken connections. My typical development pattern is to keep reloading my war file in tomcat until the permgen space runs out, and then I kill and restart tomcat. After a few days of this, the server stops responding, and I see the following in the server logs: ... after it becomes accessible again. Inactivity Timeout You can set the inactivity timeout in seconds and it affects both the client and the server side: ...
2.2.4
... #11 ). Added support of pessimistic lock timeout ( javax.persistence.lock.timeout ). Added implementation of the getParameters ...
2.2.5
... #11 ). Added support of pessimistic lock timeout ( javax.persistence.lock.timeout ). Added implementation of the getParameters ...
2.2.6
... #11 ). Added support of pessimistic lock timeout ( javax.persistence.lock.timeout ). Added implementation of the getParameters ...
javax.persistence.TypedQuery
Interface used to control the execution of typed queries.(Interface of JPA)
2.2.7
... #11 ). Added support of pessimistic lock timeout ( javax.persistence.lock.timeout ). Added implementation of the getParameters ...
