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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type in http://www.objectdb.com/java/jpa/query/criteria serParameter -> setParamether ravshansbox Ravshan Thanks. It was fixed now to setParameter. support Support
This reference contains the API documentation (similar to JavaDoc) of the Java Persistence API (JPA) 2.0. The content is derived from the original JPA documentation (in the EclipseLink JPA 2 RI) with some additions and notes. The four most basic JPA types are: All the other JPA types are organized
\*"/> </java> Enhancement API The ObjectDB Enhancer can also be invoked from Java code: com.objectdb ... API and invocation of the Enhancer from Java code is useful, for instance, in implementing custom
To access relational databases using the Java Persistence API (JPA) you will need an Object Relational Mapping (ORM) tool, such as Hibernate, TopLink, EclipseLink, Open JPA or DataNucleus. The DataNucleus ORM implementation supports also the Java Data Objects (JDO) API. ObjectDB is a full featured
Features 100% pure Java Object-Oriented Database Management System (ODBMS). No proprietary API - managed only by standard Java APIs (JPA 2 / JDO 2). Extremely fast - faster than any other JPA / JDO product
Method javax.persistence.criteria.Path Path<Y> get( String attributeName ) Create a path corresponding to the referenced attribute. Note: Applications using the string-based API may need to specify the type resulting from the get operation in order to avoid the use of Path variables
>servlet-api</artifactId> <version>2.5</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>jsp-api</artifactId
> <artifactId>servlet-api</artifactId> <version>2.5</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>jsp-api</artifactId
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 ... , and it is probably the most popular Java API for object databases today.
API is available today for most relational database systems (RDBMS), e.g. Oracle, IBM DB2 ... to the other can be done simply by changing a single string (the connection URL), because the JDO API