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4

or(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate or( Expression<Boolean> x, Expression<Boolean> y ) Create a disjunction of the given boolean expressions. Parameters: x - boolean expression y - boolean expression Returns: or predicate Since: JPA 2.0
4

and(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate and( Expression<Boolean> x, Expression<Boolean> y ) Create a conjunction of the given boolean expressions. Parameters: x - boolean expression y - boolean expression Returns: and predicate Since: JPA 2.0
4

javax.persistence.criteria.From

: 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.criteria.Join

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.MapKeyJoinColumn

: "" Since: JPA 2.0 boolean insertable (Optional) Whether the column is included in SQL INSERT statements ... boolean nullable (Optional) Whether the foreign key column is nullable. (Optional) Whether the foreign ... : "" Since: JPA 2.0 boolean unique (Optional) Whether the property is a unique key. (Optional
4

javax.persistence.metamodel.MapAttribute

attribute type 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
4

javax.persistence.criteria.ListJoin

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 has been obtained as a result
4

javax.persistence.metamodel.MappedSuperclassType

the identifiable type Since: JPA 2.0 boolean hasSingleIdAttribute() Whether the identifiable type has a single ... 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() Whether the identifiable
0

javax.jdo.JDOHelper

.getObjectById(Object oid, boolean validate) Object[] getObjectIds(Object[] pcs) Get object ids for an array ... , boolean validate) Object getVersion(Object pc) Return the version of the instance. Return the version ... boolean isDeleted(Object pc) Tests whether the parameter instance has been deleted. Tests
0

javax.jdo.datastore.DataStoreCache

evictAll(Class pcClass, boolean subclasses) Evict the parameter instances from the second-level cache ... (boolean subclasses, Class pcClass) Evict the parameter instances from the second-level cache. Evict ... 2.0 void pinAll(Class pcClass, boolean subclasses) Pin instances in the second-level cache. Pin

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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