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2

Performance tuning, best practices

" />     user="true" password="true" />             <users>   <user username="admin" password="admin">   
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2

Connection is closed Caused by: java.io.EOFException

/test.odb;user=admin;password=admin" /> --> <users> <user username="admin" password ... " /> user> <user username="$default" password="$$$###"> user> <user username="user1" password="user1" /> users>
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2

Dirty checking

, so that I can generate view messages based on that graph of objects.  e.g: if a collection of User Entity objects changed in a transaction, I'd like to generate a Json object with a list of the Users ... of reactive user interface libraries, knockoutjs, Vuejs (actually based on a proposal I made in 2013
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2

Entity Type is not found (error 301) in Query

] select u from ==> User <== u where u.email = :email javax.persistence.PersistenceException Type User is not found (error 301) (position 14) at com.objectdb.jpa.JpaQuery.getResultList(JpaQuery.java:695) at at.sciencesoft.db.jpa.DAOjpa.query(DAOjpa.java:326) at at.sciencesoft.user.User
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2

Level 2 cache not hit in @ManyToOne

Hi! I have 2 entities: User and Item, both @Cacheable. Item has @ManyToOne private User user. Level ... "user". "user" is loaded each time from the DB (tested by changing data in explorer and reading in my app). "user" should also be taken from L2 cache, shouldn't it? Otherwise...it's a huge performance
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2

Optimistic Locking

an optimistic lock. I have two users logged on to our system.  They both read and display the same data.  Then I change the data with user 1 and submit, and then I change it with user 2 and submit. User 2 does not get an optimistic lock exception, so the database has user 2’s change. Do you have a simple
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2

OutofMemory error with Object DB 2.0

, but cannot connect to objectdb.com Our IT team is still looking into it.   Meanwhile other users used ... " /> user="true" password="true ... " />
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2

Replication Issue

.createEntityManagerFactory("objectdb://localhost:6001/KAKI.odb;user=admin;password=admin ... " user="true" password="true" />                 user=admin;password=admin" />        
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2

locks on pure query activities

" threshold="64mb" /> user="true ... " /> <users> <user username="admin" password="admin">
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2

significant performance decrease

" user="true" password="true" /> --> <users> <user username="admin" password="admin"> user> <user username