Fast Object Database for Java - with JPA/JDO support

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javax.persistence.criteria.ListJoin

javax.persistence.criteria Interface ListJoin Superinterfaces: Expression, FetchParent, From, Join, Path, PluralJoin,E>, Selection, TupleElement The ListJoin interface is the type of the result of joining to a collection over an association or element
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ObjectState.PERSISTENT_DIRTY

Enum Constant javax.jdo.ObjectState PERSISTENT_DIRTY Since: JDO 1.0
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javax.persistence.Version

javax.persistence Annotation Version Target: Fields (including property get methods) Specifies the version field or property of an entity class that serves as its optimistic lock value. The version is used to ensure integrity when performing the merge operation and for optimistic concurrency
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Persistent.extensions

Annotation Element javax.jdo.annotations.Persistent Extension[] extensions Vendor extensions for this member. Returns: the vendor extensions Default value: {} Since: JDO 2.1
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javax.persistence.criteria.MapJoin

javax.persistence.criteria Interface MapJoin Superinterfaces: Expression, FetchParent, From, Join, Path, PluralJoin,V>, Selection, TupleElement The MapJoin interface is the type of the result of joining to a collection over an association or element
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ObjectState.PERSISTENT_DELETED

Enum Constant javax.jdo.ObjectState PERSISTENT_DELETED Since: JDO 1.0
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javax.persistence.Id

javax.persistence Annotation Id Target: Fields (including property get methods) Specifies the primary key of an entity. The field or property to which the Id annotation is applied should be one of the following types: any Java primitive type; any primitive wrapper type; String; java.util.Date; java
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Persistent.embeddedValue

Annotation Element javax.jdo.annotations.Persistent String embeddedValue Whether the values of this member are embedded. Returns: whether the values of this member are embedded Default value: "" Since: JDO 2.1
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javax.persistence.criteria.Order

javax.persistence.criteria Interface Order An object that defines an ordering over the query results. Since: JPA 2.0 Learn how to use JPA Criteria API's Order in Chapter 4 of the ObjectDB/JPA manual. Expression getExpression() Return the expression that is used for ordering. Return
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ObjectState.PERSISTENT_CLEAN

Enum Constant javax.jdo.ObjectState PERSISTENT_CLEAN Since: JDO 1.0

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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