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javax.jdo.annotations.Indices

javax.jdo.annotations Annotation Indices Target: Classes Annotation for a group of index constraints. Since: JDO 2.1 Index[] value The indices The indices Returns: The indices Since: JDO 2.1
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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.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.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.FetchPlans

javax.jdo.annotations Annotation FetchPlans Target: Classes Annotation for a group of FetchPlan objects Since: JDO 2.1 FetchPlan[] value The Fetch Plans The Fetch Plans Returns: The Fetch Plans Since: JDO 2.1
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javax.jdo.annotations.Extension

javax.jdo.annotations Annotation Extension Target: Classes and fields (including property get methods) Annotation for a JDO vendor extension. Corresponds to the xml element "extension". Since: JDO 2.1 String key The key for the extension (required). The key for the extension (required). Returns
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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.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
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javax.jdo.annotations.Cacheable

javax.jdo.annotations Annotation Cacheable Target: Classes and fields (including property get methods) Annotation to specify that this class/field/property is cacheable in a Level 2 cache. This corresponds to the xml attribute "cacheable" of the "class", "field" and "property" elements. Since: JDO

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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