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Concerning coding style of the example in the posting instructions

that it breaks the rules for JPA2 entities on at least 2 counts. Firstly, the posting

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

! "drop table" or "delete from table" or "truncate" can clear the id counting.

10 classes limit

the free version (it will count as 1 class?) or the 10 entity class limit won't allow it?

Drop in Client/server mode not working

("SELECT COUNT(e) FROM MyEntity e").getSingleResult());         em

JPA and handling large data sets

processing is required 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?

(name = "numberOfMapItems", query = "SELECT COUNT(x) FROM ECompoundKeyMapItem x WHERE x.container

Failed to read the value of field using reflection

fine. Then I saved, quitted and reloaded the database. Then I try to count the number of characters

Enhancement Check

and may be counted against the 10 classes limit. Do you have more than 10 obsolete classes? If you can verify

Getting an error when adding activation code to conf file

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

New entity objects are duplicated on merge cascading

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