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javax.jdo.annotations.PrimaryKey

javax.jdo.annotations Annotation PrimaryKey Target: Classes and fields (including property get methods) Annotation on a member to define it as a primary key member of a class or persistent interface using application identity. Also used to define the primary key columns of a secondary table
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javax.jdo.annotations.Joins

javax.jdo.annotations Annotation Joins Target: Classes Annotation for a group of joins. Since: JDO 2.1 Join[] value The join definitions used for the mapping of this type. The join definitions used for the mapping of this type. Joins for secondary tables are usually defined at the type level
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javax.jdo.annotations.Order

javax.jdo.annotations Annotation Order Target: Fields (including property get methods) Annotation for the ordering component of an ordered container member, such as Java Collections Framework Array and List types and Java native array types. Corresponds to the xml element "order". Since: JDO 2.1
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javax.jdo.annotations.FetchGroup

javax.jdo.annotations Annotation FetchGroup Target: Classes Annotation for the fetch group of a class. Corresponds to the xml element "fetch-group". Since: JDO 2.1 String[] fetchGroups Fetch groups to be nested (included) in this fetch group. Fetch groups to be nested (included) in this fetch group
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javax.jdo.annotations.Queries

javax.jdo.annotations Annotation Queries Target: Classes Annotation for a group of named queries. Since: JDO 2.1 Query[] value The named queries The named queries Returns: The named queries Since: JDO 2.1
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javax.jdo.annotations.Uniques

javax.jdo.annotations Annotation Uniques Target: Classes Annotation for a group of unique constraints. Since: JDO 2.1 Unique[] value The unique constraints. The unique constraints. Returns: The unique constraints Since: JDO 2.1
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javax.jdo.annotations.FetchPlan

javax.jdo.annotations Annotation FetchPlan Target: Classes Annotation for the fetch plan of a persistence manager, query, or extent. Corresponds to the xml element "fetch-plan". Since: JDO 2.1 String[] fetchGroups The fetch groups in this fetch plan. The fetch groups in this fetch plan. Returns
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javax.jdo.annotations.Column

javax.jdo.annotations Annotation Column Target: Fields (including property get methods) Annotation for a column in the database. Corresponds to the xml element "column". Since: JDO 2.1 String allowsNull Whether the column allows null values to be inserted. Whether the column allows null values
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javax.jdo.annotations.FetchGroups

javax.jdo.annotations Annotation FetchGroups Target: Classes Annotation for a group of fetch-group objects Since: JDO 2.1 FetchGroup[] value The Fetch Groups The Fetch Groups Returns: The Fetch Groups Since: JDO 2.1
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javax.jdo.annotations.Query

javax.jdo.annotations Annotation Query Target: Classes Annotation for a named query. Corresponds to the xml element "query". Since: JDO 2.1 Extension[] extensions Vendor extensions. Vendor extensions. Returns: the vendor extensions Default value: {} Since: JDO 2.1 String fetchPlan The name

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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