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2

lt(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate lt( Expression<?> x, Number y ) Create a predicate for testing whether the first argument is less than the second. Parameters: x - expression y - value Returns: less-than predicate Since: JPA 2.0
2

lt(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate lt( Expression<T> x, Expression<T> y ) Create a predicate for testing whether the first argument is less than the second. Parameters: x - expression y - expression Returns: less-than predicate Since: JPA 2.0
2

javax.persistence.SharedCacheMode

javax.persistence Enum SharedCacheMode java.lang.Object java.lang.Enum<javax.persistence.SharedCacheMode> javax.persistence.SharedCacheMode Implemented Interfaces: Serializable, Comparable<SharedCacheMode> Specifies how the provider must use a second-level cache
2

setProperty(propertyName, value)

hint Throws: IllegalArgumentException - if the second argument is not valid for the implementation Since: JPA 2.0
2

javax.persistence.Cache

javax.persistence Interface Cache Interface used to interact with the second-level cache. If a cache is not in use, the methods of this interface have no effect, except for contains, which returns false. Since: JPA 2.0 Learn how to use Cache in Chapter 3 of the ObjectDB/JPA manual. boolean contains
0

find(entityClass, primaryKey, lockMode, properties)

Throws: IllegalArgumentException - if the first argument does not denote an entity type or the second
0

unpinAll(oids)

Method javax.jdo.datastore.DataStoreCache void unpinAll( Collection oids ) Unpin the parameter instances from the second-level cache. Parameters: oids - the object ids of the instance to evict. Since: JDO 2.0
0

unpin(oid)

Method javax.jdo.datastore.DataStoreCache void unpin( Object oid ) Unpin the parameter instance from the second-level cache. Parameters: oid - the object id of the instance to unpin. Since: JDO 2.0
0

unpinAll(subclasses, pcClass)

Method javax.jdo.datastore.DataStoreCache void unpinAll( boolean subclasses, Class pcClass ) Unpin instances from the second-level cache. Parameters: subclasses - if true, unpin instances of subclasses also pcClass - the class of instances to unpin Since: JDO 2.1
0

unpinAll(pcClass, subclasses)

Method javax.jdo.datastore.DataStoreCache void unpinAll( Class pcClass, boolean subclasses ) Unpin instances from the second-level cache. Parameters: pcClass - the class of instances to unpin subclasses - if true, unpin instances of subclasses also Since: JDO 2.0

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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