About JPA

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Tutorial
60

Report Generation with BIRT and JPA

Demonstrates how to use ObjectDB as a data source of the Business Intelligence and Reporting Tools (BIRT), open source report generator.
JPA Doc
31

javax.persistence.criteria.CriteriaBuilder

. Since: JPA 2.0 Learn how to define queries using the criteria API in Chapter 4 of the ObjectDB/JPA manual ... - expression Returns: absolute value Since: JPA 2.0 Expression all( Subquery subquery) Create ... : subquery - subquery Returns: all expression Since: JPA 2.0 Predicate and( Predicate... restrictions
Manual
31

Chapter 1 - Quick Tour

This chapter demonstrates basic ObjectDB and JPA concepts by introducing a simple example program ... your IDE refer to one of the following tutorials: Getting Started with JPA and Eclipse Tutorial Getting Started with JPA and NetBeans Tutorial These tutorials provide step by step instructions
JPA Doc
26

javax.persistence.criteria.MapJoin

collection that has been specified as a java.util.Map. Since: JPA 2.0 Selection alias(String name ... : selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast ... expression of the given type Since: JPA 2.0 Expression> entry() Create an expression
JPA Doc
26

javax.persistence.criteria.Join

, PluralJoin, SetJoin A join to an entity, embeddable, or basic type. Since: JPA 2.0 Learn how to use JPA criteria API's Join in Chapter 4 of the ObjectDB/JPA manual. Selection alias(String name ... : selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast upon the expression
JPA Doc
26

javax.persistence.criteria.ListJoin

collection that has been specified as a java.util.List. Since: JPA 2.0 Selection alias(String name ... : selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast ... expression of the given type Since: JPA 2.0 Fetch fetch(String attributeName) Create a fetch join
JPA Doc
26

javax.persistence.criteria.CollectionJoin

over an association or element collection that has been specified as a java.util.Collection. Since: JPA 2.0 Selection ... . Parameters: name - alias Returns: selection item Since: JPA 2.0 Expression as(Class type) Perform ... of the expression Returns: new expression of the given type Since: JPA 2.0 Fetch fetch(String
JPA Doc
26

javax.persistence.criteria.PluralJoin

to all collection types. It is not intended to be used directly in query construction. Since: JPA 2.0 ... . Parameters: name - alias Returns: selection item Since: JPA 2.0 Expression as(Class type ... of the expression Returns: new expression of the given type Since: JPA 2.0 Fetch fetch(String
JPA Doc
26

javax.persistence.criteria.SetJoin

collection that has been specified as a java.util.Set. Since: JPA 2.0 Selection alias(String name ... : selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast upon the expression ... expression of the given type Since: JPA 2.0 Fetch fetch(String attributeName) Create a fetch join
JPA Doc
26

javax.persistence.criteria.Root

always reference entities. Since: JPA 2.0 Learn how to use JPA criteria API's Root in Chapter 4 of the ObjectDB/JPA manual. Selection alias(String name) Assigns an alias to the selection item. Assigns ... selection item. Parameters: name - alias Returns: selection item Since: JPA 2.0 Expression as