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Concerning coding style of the example in the posting instructions

and test cases, I contest that it breaks the rules for JPA2 entities on at least 2 counts. Firstly

Is there a function of "drop table" or "delete from table"?

" can clear the id counting. Any idea? gzdillon Lai Yang Resetting generated ID sequences is not

10 classes limit

hey. i am a student. and we are learnning inheritance in JPA for my assiment i have 1 base class and 20 subclass in some kind of hierarchy (with all kind of mappings: SINGLE_TABLE, TABLE_PER_CLASS and JOINED). can i use the free version (it will count as 1 class?) or the 10 entity class limit won't

Drop in Client/server mode not working

();                 System.out.println(             em.createQuery("SELECT COUNT(e) FROM MyEntity e").getSingleResult

JPA and handling large data sets

also for all the result objects before the first result (in order to count

Should derived fields of an EmbeddedId be manually maintained by app code?

.TestException; @Entity @NamedQueries({ @NamedQuery(name = "numberOfMapItems", query = "SELECT COUNT(x

Failed to read the value of field using reflection

can manipulate the object fine. Then I saved, quitted and reloaded the database. Then I try to count

Enhancement Check

ObjectDB with synthetic auto generated classes, which are not signed and may be counted against the 10

Getting an error when adding activation code to conf file

= em.createQuery("SELECT count(my) from MyEntity my"); System.out.println(q1

New entity objects are duplicated on merge cascading

.createEntityManager();         Query query = em.createQuery("SELECT COUNT(c) FROM Chapter c

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Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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