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Manual
4

JPA Entity Fields

maintains a version number for every entity object. The initial version of a new entity object (when stored
JPA Doc
4

JPA Exceptions

) . For example, if a transaction fails because of an attempt to store a new entity object with a primary
Manual
4

JPA Primary Key

64 bit number (long) that is set automatically by ObjectDB for every new entity object that is stored
Manual
4

JPA Query API

Queries are represented in JPA 2 by two interfaces - the old Query interface, which was the only interface available for representing queries in JPA 1, and the new TypedQuery interface that was introduced in JPA 2. The TypedQuery interface extends the Query interface. In JPA 2 the Query interface
Tutorial
4

JPA Web App Tutorial - IntelliJ Project

the Configurations dialog box. Run the project in IntelliJ IDEA: Select the new run configuration
Manual
4

Logical Operators in JPQL and Criteria API

Predicate instances) and return a new Predicate instance: Predicate p1 = cb.and(isInUN, isInEU
Manual
4

Paths and Types in JPQL and Criteria API

. Entity Type Expressions The TYPE operator (which is new in JPA 2) returns the type of a specified
Manual
4

Running JPA Queries

a compilation warning. If, however, the new TypedQuery interface is used casting is unnecessary
Manual
4

Server Configuration

is listening for new connections. Usually the default port 6136 should be specified. If another port
Manual
4

Server User List

for read. modify - permission to modify the content of a database. create - permission to create new