About Criteria API

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Manual
132

JPA Query API

because it introduces the Country class to ObjectDB. Dynamic JPQL, Criteria API and Named Queries ... at runtime. The JPA Criteria API provides an alternative way for building dynamic queries,  based
JPA Doc
121

Criteria Query Selection and Results

The JPA Criteria API interfaces in this group are in use for setting the SELECT and ORDER BY ... clause in a criteria query is represented by Selection: Because Selection is a super interface of Expression, any criteria expression can be used as the SELECT clause content. Multiple selection
Manual
117

Chapter 4 - JPA Queries (JPQL / Criteria) [2011-04-01]

well as how to use the JPA Criteria API, which provides an alternative way for building queries in JPA, based on JPQL. The first section describes the API that JPA provides for using dynamic and static ... (and a criteria query) is explained by describing the main clauses of JPQL queries (SELECT, FROM, WHERE, GROUP
Manual
117

Chapter 4 - JPA Queries (JPQL / Criteria) [2018-09-15]

well as how to use the JPA Criteria API, which provides an alternative way for building queries in JPA, based on JPQL. The first section describes the API that JPA provides for using dynamic and static ... (and a criteria query) is explained by describing the main clauses of JPQL queries (SELECT, FROM, WHERE, GROUP
FAQ
65

Which API should I use - JPA or JDO?

You can use ObjectDB with either the Java Persistence API (JPA) or the Java Data Objects (JDO) API ... API, and if necessary, switch to JDO as a secondary API for special additional features that are supported only by JDO. Selecting the more popular API leads to more portable application and extends
FAQ
63

What is the Java Persistence API (JPA)?

The Java Persistence API (JPA) is a standard API for accessing databases from within Java applications. The main advantage of JPA over JDBC (the older Java API for interacting with databases ... Persistence API (JPA). By interacting with ObjectDB using standard JPA you can keep your application
Manual
62

JPA Metamodel API

The JPA Metamodel API provides the ability to examine the persistent object model and retrieve ... Metamodel API is Metamodel. It can be obtained either by the EntityManagerFactory's getMetamodel method or ... . Type Interface Hierarchy Types are represented in the Metamodel API by descendant interfaces
JPA Doc
60

JPA Metamodel API Types

The following interfaces and enum represent types in the JPA Metamodel API:  See the Metamodel Type Interface Hierarchy section for more details and examples.
JPA Doc
60

JPA Metamodel API Attributes

The following interfaces and enum types represent attributes (persistent fields and properties) in the JPA Metamodel API: See the Metamodel Attribute Interface Hierarchy section for more details and examples.
Manual
56

JPA Query Expressions (JPQL / Criteria)

Query expressions are the foundations on which JPQL and criteria queries are built. Every query ... of JPQL / Criteria query expressions. Atomic Expressions The atomic query expressions are: JPQL / Criteria Variables JPQL / Criteria Parameters JPQL / Criteria Literals Every query expression consists