7 | IMK Stall with certain query? Is there anything i can do? Thanks. lo Hoel No such known issue. The query looks fine. It could be slow |
7 | Java 9 support the slowest server provided by Amazon Web Services (a "t2.nano", which has only a single slow CPU |
7 | Failover from Master to Slave with the Hadoop solution which is to effectively kill a server that is either slow to respond or not working |
7 | Storing Images and Object Pooling everytime ResultList ( Garbage collection destroy and remake ) slows apps i think. I think |
7 | Listing large number of complicated objects with paging..setFirstResult(start).setMaxResults(count).getResultList(); is quite slow. Well, after first request |
7 | Is it ok to put list or map of embeddable objects in entity ? be very efficient). I am not sure how ORM JPA implementations handle this. About the slow lazy loading |
1 | ObjectDB 2.4.0. Fixed handling null values in JOIN and path expressions in queries. Fixed a possibly very slow query |
1 | 500Mb ObjectDb database opening issueHi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds) for following code long time = System.currentTimeMillis(); m_EntityMgrFactory = Persistence.createEntityManagerFactory( "objectdb:" + aFilename ); m_EntityManager = m_EntityMgrFactory.createEntityManager |
1 | Multiple MEMBER OF query and slow unnecessarily (e.g. for the OR query in your post), so any change requires careful planning |
1 | ObjectDB 2.8.6_01Added an option to slow backup (see feature request #2681). |
