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208

Paths and Types in JPQL and Criteria API

are represented in the JPA Criteria API by the Path interface and by its subinterfaces (From, Root, Join
208

ORDER BY clause (JPQL / Criteria API)

Country c ORDER BY c.currency, c.population DESC can be built using the criteria query API as follows
197

FROM clause (JPQL / Criteria API)

Explains how to use the FROM clause and JOIN expressions in a JPA/JPQL query.
197

Logical Operators in JPQL and Criteria API

Explains how to use AND, OR and NOT in JPQL queries.
197

ObjectDB API Reference

All about ObjectDB API Reference in Java/JPA database - explanations, examples, references, links and related information.
197

ObjectDB APIs

All about ObjectDB APIs in Java/JPA database - explanations, examples, references, links and related information.
197

Comparison in JPQL and Criteria API

Explains how comparison operators can be used in JPQL queries, including in comparing null values.
33

ObjectDB Object Database Features

support of the JPA and JDO APIs. Fundamental features of relational databases (e.g. primary keys, derived ... (the ObjectDB Doctor). 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
29

ObjectDB - Object Database for Java (JPA/JDO)

API (JPA). It is the first persistence solution that combined a powerful database with JPA support in ... your investment. Use a standard Java API. ObjectDB became the first Object Oriented Database with built in support for the two standard Java database APIs: Java Persistence API (JPA) Java Data Objects (JDO
27

Query Parameters in JPA

(:) followed by a valid JPQL identifier that serves as the parameter name. JPA does not provide an API for defining the parameters explicitly (except when using criteria API), so query parameters ... . Criteria Query Parameters In a JPA query that is built by using the JPA Criteria API - parameters (as

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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