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javax.persistence.EntityManager

on the EntityManager instance and any Query and TypedQuery objects obtained from it will throw ... is found to be invalid Since: JPA 2.0 void detach(Object entity) Remove the given entity from the persistence context, causing a managed entity to become detached. Remove the given entity from
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Spring MVC JPA Tutorial - NetBeans Project

the application on GlassFish - change the transaction type from RESOURCE_LOCAL to JTA in
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Step 1: Create a Web Project

file from the file system and dropping it on the WEB-INF/lib node in the Eclipse Project Explorer
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Step 1: Create a Maven Web Project

all the required JAR files from Maven repositories - open the pom.xml file and in the pom.xml tab use
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Eclipse/JPA Spring MVC Web Tutorial

, Spring Framework) will be downloaded automatically during build from Maven repositories. The Tutorial Steps This tutorial consists of the following steps:
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Spring MVC JPA Tutorial - Maven Project

the zip and run the application from the command line: > mvn package jetty:run The current directory
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javax.jdo.spi.PersistenceCapable.ObjectIdFieldSupplier

) Fetch one field from the field manager. Fetch one field from the field manager. This field ... fetchByteField(int fieldNumber) Fetch one field from the field manager. Fetch one field from the field manager ... .0 char fetchCharField(int fieldNumber) Fetch one field from the field manager. Fetch one field from
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javax.jdo.Query

to obtain persistent instances, values, and aggregate data from the data store. The PersistenceManager ... There are two namespaces in queries. Type names have their own namespace that is separate from the namespace for fields ... interface imported by method declareImports, or denote a class or interface from the same package
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javax.jdo.spi.PersistenceCapable

file, or might be generated from a tool directly. The exact technique for generating the extra ... other, int[] fieldNumbers) Copy field values from another instance of the same class to this instance. Copy field values from another instance of the same class to this instance. This method will throw
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javax.jdo.spi.JDOImplHelper

to an outside source from the key fields in the ObjectId. Copy fields to an outside source from ... pcClass, ObjectIdFieldSupplier fm, Object oid) Copy fields from an outside source to the key fields in the ObjectId. Copy fields from an outside source to the key fields in the ObjectId. This method

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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