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javax.persistence.NamedNativeQuery

properties and hints. (May include vendor-specific query hints.) Default value: {} Since: JPA 1.0 String ... . Since: JPA 1.0 String query The SQL query string. The SQL query string. Since: JPA 1.0 Class resultClass The class of the result. The class of the result. Default value: void.class Since: JPA 1.0 String
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javax.persistence.spi.PersistenceUnitInfo

to be used by the persistence provider Since: JPA 1.0 List<String> getManagedClassNames() Returns ... classes Since: JPA 1.0 List<String> getMappingFileNames() Returns the list of the names of the mapping ... to be used by the persistence provider for accessing data outside a JTA transaction Since: JPA 1.0 String
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javax.persistence.EnumType

EnumType STRING Persist enumerated type property or field as a string. Persist enumerated type property or field as a string. Since: JPA 1.0 EnumType valueOf(String name) Returns the enum constant ... . The string must match exactly an identifier used to declare an enum constant in this type
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trim(ts, t, x)

Method javax.persistence.criteria.CriteriaBuilder Expression<String> trim( Trimspec ts, Expression<Character> t, Expression<String> x ) Create expression to trim character from a string. Parameters: ts - trim specification t - expression for character to be trimmed x - expression for string to trim Returns: trim expression Since: JPA 2.0
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trim(t, x)

Method javax.persistence.criteria.CriteriaBuilder Expression<String> trim( Expression<Character> t, Expression<String> x ) Create expression to trim character from both ends of a string. Parameters: t - expression for character to be trimmed x - expression for string to trim Returns: trim expression Since: JPA 2.0
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substring(x, from)

Method javax.persistence.criteria.CriteriaBuilder Expression<String> substring( Expression<String> x, int from ) Create an expression for substring extraction. Extracts a substring starting at the specified position through to end of the string. First position is 1. Parameters: x - string
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javax.jdo.identity.ByteIdentity

- the key Since: JDO 1.0 ByteIdentity(Class pcClass, String str) Constructor with class and key. Constructor ... .0 String getTargetClassName() Return the target class name. Return the target class name. Returns ... . Parameters: in - the input Since: JDO 1.0 String toString() Return the String version of the key. Return
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addSubquery(sub, variableDeclaration, candidateCollectionExpression)

Method javax.jdo.Query void addSubquery( Query sub, String variableDeclaration, String ... terms of the outer query Since: JDO 2.1 See Also: addSubquery(Query sub, String variableDeclaration, String candidateCollectionExpression, String... parameters)
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javax.jdo.annotations.ForeignKey

. Returns: the columns that compose this foreign key Default value: {} Since: JDO 2.1 String deferred ... value: javax.jdo.annotations.ForeignKeyAction.RESTRICT Since: JDO 2.1 String[] members Member (field ... .1 String name Name of the foreign key. Name of the foreign key. Returns: the name of the foreign key
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javax.jdo.annotations.Unique

that compose this unique constraint Default value: {} Since: JDO 2.1 String deferred Whether this unique ... : whether this unique constraint is deferred until commit Default value: "" Since: JDO 2.1 String ... constraint Default value: {} Since: JDO 2.1 String name Name of the unique constraint. 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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