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Forum
11

Inconsistent return types from JDO query

Inconsistent return types from JDO query
Forum
11

Query to find object from element of a contained collection

Query to find object from element of a contained collection
Forum
11

Removing an element from an @OneToMany doesn't work

Removing an element from an @OneToMany doesn't work
Forum
11

ways to recover from DB curruption

ways to recover from DB curruption
Forum
11

Fetch Set from DB only works on debug mode

Fetch Set from DB only works on debug mode
Manual
10

JPA Criteria API Queries

JPA Criteria Query The following query string represents a minimal JPQL query: SELECT c FROM ... c = q.from(Country.class); q.select(c); The CriteriaBuilder interface serves as the main ... the built query. Then a Root instance is created to define a range variable in the FROM clause. Finally
Manual
10

JPA Entity Fields

fields (including persistent fields that are inherited from ancestor classes), is stored ... . Instead, employees is automatically populated when a Department entity is retrieved from ... the Department entity): SELECT e FROM Employee e WHERE e.department = :d The mappedBy element defines
JDO Doc
10

javax.jdo.PersistenceManager

to manage the life cycle of PersistenceCapable instances. A PersistenceManager is obtained from ... 1.0 void deletePersistent(Object pc) Delete the persistent instance from the data store. Delete the persistent instance from the data store. This method must be called in an active transaction