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10

JPA Query API

and q2. When building a TypedQuery instance the expected result type has to be passed as an additional ... : In addition, the syntax of the JPA Query Language (JPQL) is described in:
10

Running JPA Queries

other case. In addition, the Query interface defines a method for running DELETE and UPDATE queries ... this routine operation JPA provides an additional method, getSingleResult, as a more convenient method
10

General Settings and Logging

(respectively) in addition to writing to the log file. The <log-archive> element <log-archive path ... configuration above, represents the entire ObjectDB system. Additional <logger> elements
7

Database Management Settings

. The resize attribute specifies the size by which to extend the database file when additional space
7

JPA Entity Fields

fields in your entity classes with the Version annotation. In addition, a version field
1

Step 4: Run the Application

an additional 1,000 objects. You can view the content of the database file by opening it in the ObjectDB
1

Spring MVC and JPA Tutorial

are stored in an ObjectDB database. This tutorial is available in the following versions: In addition, the demonstrated application is available as a Maven project:
1

[ODB1] Chapter 7 - JDOQL Queries

satisfying the given filter. In addition to these three main components, queries can include ... in the filter (usually at least one additional appearance) are in subexpressions that are ANDed
1

[ODB1] Chapter 5 - JDO Connections

above may throw an IOException if the jdo.properties file is not found. In addition ... values should be specified in order to change the default. In addition, the PersistenceManagerFactory
1

[ODB1] Chapter 4 - JDO Metadata

) and classes B, C and D (in package test), as persistent. In addition to the required name attribute, a <class ... and cannot be shared by references from multiple objects. In addition, embedded objects of persistent classes

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

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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