Internal Website Search

can be accessed by the server. Appropriate file system permissions have to be set on the data directory

_navigation_and_access">Retrieval by navigation from detached objects is not supported

, methods, fields and nested types with any access modifiers (public, protected, package or private

_navigation_and_access">transparent navigation and fetch makes it very easy to use

the need to access the entities themselves. Instead, because of the comparison in the WHERE clause

The Java Persistence API (JPA) is a standard API for accessing databases from within Java applications. The main advantage of JPA over JDBC (the older Java API for interacting with databases) is that in JPA data is represented by classes and objects rather than by tables

to ObjectDB before accessing named queries, by using the JPA 2

ObjectDB on client machines merely to access remote ObjectDB databases (for which licenses

(because of accessing persistent fields of other classes directly) can be marked with:

The Java Data Objects (JDO) is another standard for accessing persistent data in databases, using plain old Java objects (POJO) to represent the object model. Unlike Java Persistence API (JPA), which is designated to be used with relational databases, JDO is designated to be used