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6

Using Enum type in NamedQuery: Field is not found in type

whereas my ObjectDB database file isnt being created until the first EntityManager flush, so maybe
6

Entity can be found by find() but not by query

If transaction B started before transaction A committed, and it stored data using flush, then it may work
6

Problem to use find method on an abstract Class: AbstractMethodError is thrown

);         em.flush();         Long id = b.id;         A a = em.find(A.class, id);         System.out.println
6

Where Does ObjectDB Block/Lock?

operations. On commit (or flush) optimistic lock checks verify that different transactions do not
1

ObjectDB 2.8.7_05

Attempt to fix an error message on closing an EntityManager with non-comitted flushed transaction (issue #2794).
1

NullPointerException when using multithreading

has its own instance of EntityManager. After 500 persists, the thread calls a flush() on the database
1

[ObjectDB 2.6.7_04] Unexpected exception (Error 990)

of a flush operation (before executing a query). It doesn't seem related particularly to build 2.6.7
1

ObjectDB 2.8.5

Fixed a bug in using AS in SELECT NEW (breaks some Spring Data JPA queries). Fixed a bug in tracking changes to new collections after flush (issue #2640). Fixed a StackOverflowError on no access permission to objectdb.conf (issue #2643). Fixed a bug in managing pessimistic locks after using
1

ObjectDB 2.2.4

using flush. Fixed bugs in cascading merge. Fixed a multithreading deadlock bug. Fixed a bug in using
1

cannot delete objects after crash (see issue 2283)

after writing and flushing the transaction updates to the recovery file (the database file

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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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