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4

javax.persistence.criteria.MapJoin

: predicate testing for membership Since: JPA 2.0 boolean isCompoundSelection() Whether the selection item is a compound selection. Whether the selection item is a compound selection. Returns: boolean indicating whether the selection is a compound selection Since: JPA 2.0 boolean isCorrelated
4

javax.persistence.Query

value set and the transaction is rolled back Since: JPA 1.0 boolean isBound( Parameter<?> param) Return a boolean indicating whether a value has been bound to the parameter. Return a boolean ... : boolean indicating whether parameter has been bound Since: JPA 2.0 Query setFirstResult(int
4

javax.persistence.criteria.CriteriaBuilder.Case

: predicate testing for membership Since: JPA 2.0 boolean isCompoundSelection() Whether the selection item is a compound selection. Whether the selection item is a compound selection. Returns: boolean ... : expression Since: JPA 2.0 Case<R> when( Expression<Boolean> condition, R result) Add a when/then clause
4

javax.persistence.criteria.Root

testing for membership Since: JPA 2.0 boolean isCompoundSelection() Whether the selection item is a compound selection. Whether the selection item is a compound selection. Returns: boolean indicating whether the selection is a compound selection Since: JPA 2.0 boolean isCorrelated() Whether the From
4

javax.persistence.criteria.PluralJoin

- expressions to be tested against Returns: predicate testing for membership Since: JPA 2.0 boolean ... is a compound selection. Returns: boolean indicating whether the selection is a compound selection Since: JPA 2.0 boolean isCorrelated() Whether the From object has been obtained as a result of correlation
4

javax.persistence.metamodel.Attribute

for the attribute. Returns: persistent attribute type Since: JPA 2.0 boolean isAssociation() Is the attribute an association. Is the attribute an association. Returns: boolean indicating whether the attribute corresponds to an association Since: JPA 2.0 boolean isCollection() Is the attribute
4

javax.persistence.criteria.SetJoin

for membership Since: JPA 2.0 boolean isCompoundSelection() Whether the selection item is a compound selection. Whether the selection item is a compound selection. Returns: boolean indicating whether the selection is a compound selection Since: JPA 2.0 boolean isCorrelated() Whether the From object
4

javax.persistence.metamodel.IdentifiableType

is not present in the identifiable type Since: JPA 2.0 boolean hasSingleIdAttribute ... . Returns true for a simple id or embedded id; returns false for an idclass. Returns: boolean indicating whether the identifiable type has a single id attribute Since: JPA 2.0 boolean hasVersionAttribute
4

javax.persistence.Column

to create a column of the inferred type. Default value: "" Since: JPA 1.0 boolean insertable (Optional ... field name. Default value: "" Since: JPA 1.0 boolean nullable (Optional) Whether the database column ... value: "" Since: JPA 1.0 boolean unique (Optional) Whether the column is a unique key. (Optional
0

javax.jdo.FetchGroup

is unmodifiable Since: JDO 2.2 boolean equals(Object other) Return whether this instance is equal ... of this FetchGroup. The name is set only in the factory method. Returns: the name Since: JDO 2.2 boolean ... instances must be identical. Returns: the hash code Since: JDO 2.2 boolean isUnmodifiable() Return

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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