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77

WHERE clause (JPQL / Criteria API)

.population > :p can be built by using the criteria query API as follows: CriteriaQuery<Country> q = cb
77

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
77

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
73

FROM clause (JPQL / Criteria API)

Explains how to use the FROM clause and JOIN expressions in a JPA/JPQL query.
73

Logical Operators in JPQL and Criteria API

Explains how to use AND, OR and NOT in JPQL queries.
73

ObjectDB API Reference

All about ObjectDB API Reference in Java/JPA database - explanations, examples, references, links and related information.
73

ObjectDB APIs

All about ObjectDB APIs in Java/JPA database - explanations, examples, references, links and related information.
73

Comparison in JPQL and Criteria API

Explains how comparison operators can be used in JPQL queries, including in comparing null values.
3

JDOPermission.GET_METADATA

Static Field javax.jdo.spi.JDOPermission JDOPermission GET_METADATA An instance of JDOPermission to be used for getMetadata permission checking. Since: JDO 1.0
3

JDOPermission.MANAGE_METADATA

Static Field javax.jdo.spi.JDOPermission JDOPermission MANAGE_METADATA An instance of JDOPermission to be used for manageMetadata permission checking. Since: JDO 1.0.2

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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