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11

Numbers in JPQL and Criteria Queries

The SQRT function returns the square root of a specified argument. For example: SQRT(9) is evaluated
11

Database Connection using JPA

the location of the database file on the server, relative to the server data root path. Connection URL
11

Chapter 6 - Configuration

The ObjectDB configuration file contains one <objectdb> root element with seven subelements: <objectdb> <general> ... </general> <database> ... </database> <entities> ... </entities> <schema> ... </schema> <server> ... </server> <users> ... </users> <ssl> ... </ssl
11

GROUP BY and HAVING clauses

<Country> q = cb.createQuery(Country.class); Root<Country> c = q.from(Country.class); q.multiselect
11

JPA Persistence Unit

classes under the classpath root directory that contains the META-INF/persistence.xml file
2

Java EE 6 JPA Tutorial - Eclipse Project

directory as Root Directory and press ENTER. Select the project and click Finish. Run the project in
2

Spring MVC JPA Tutorial - Eclipse Project

To open and run the Spring MVC JPA tutorial project in Eclipse: Download and extract the project zip file: Spring MVC JPA - Maven Project (8KB) Open the Maven project in Eclipse: Select File > Import... > Maven > Existing Maven Projects and click Next. Select the guestbook-spring directory as Root
2

JPA Web App Tutorial - Eclipse Project

To open and run the JPA Web Application tutorial project in Eclipse: Download and extract the project zip file: JPA Web App - Maven Project (6KB) Open the Maven project in Eclipse: Select File > Import... > Maven > Existing Maven Projects and click Next. Select the guestbook-web directory as Root
2

Getting Started with JPA - Eclipse Project

directory as Root Directory and press ENTER. Select the project and click Finish. Run the project in
1

[ODB1] Chapter 5 - JDO Connections

file on the server, relative to the server root path (see chapter 8 for more details). Client server

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.

Need Help?

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