About API

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JPA Doc
161

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
161

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.
FAQ
151

ObjectDB APIs

All about ObjectDB APIs in Java/JPA database - explanations, examples, references, links and related information.
Manual
151

FROM clause (JPQL / Criteria API)

Explains how to use the FROM clause and JOIN expressions in a JPA/JPQL query.
Manual
151

Comparison in JPQL and Criteria API

Explains how comparison operators can be used in JPQL queries, including in comparing null values.
Manual
151

Logical Operators in JPQL and Criteria API

Explains how to use AND, OR and NOT in JPQL queries.
Manual
42

Chapter 4 - JPA Queries (JPQL / Criteria)

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
Result
31

ObjectDB Object Database Features [2018-01-27]

support of the JPA and JDO APIs. Fundamental features of relational databases (e.g. primary keys, derived ... ). Standard Persistence APIs ObjectDB is the only Object-Oriented Database with built in support for JPA 2. Java Persistence API (JPA) Most features of JPA 2 are supported. Support for remaining
Result
31

ObjectDB Object Database Features [2018-10-27]

support of the JPA and JDO APIs. Fundamental features of relational databases (e.g. primary keys, derived ... ). Standard Persistence APIs ObjectDB is the only Object-Oriented Database with built in support for JPA 2. Java Persistence API (JPA) Most features of JPA 2 are supported. Support for remaining
Result
31

ObjectDB Object Database Features

support of the JPA and JDO APIs. Fundamental features of relational databases (e.g. primary keys, derived ... APIs ObjectDB is the only Object-Oriented Database with built in support for JPA 2. Java Persistence API (JPA) Most features of JPA 2 are supported. Support for remaining features is in progress