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2

ge(x, y)

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

greaterThan(x, y)

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

greaterThan(x, y)

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

greaterThanOrEqualTo(x, y)

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

greaterThanOrEqualTo(x, y)

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

each 1-2 days objects on some objectdb level lock/block each other

(0x00000000b6681e10) by one thread. The second thread dump (0x00000000bc88c318) is related to reading from ... out anything. As mentioned in other issues it happens from time to time that a query that normally takes a second ... to optimise queries that are too slow (and a few seconds could also be considered by users as slow), e.g. by
2

gt(x, y)

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

lt(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate lt( Expression<?> x, Expression<?> 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
0

getConnectionFactory2Name()

Method javax.jdo.PersistenceManagerFactory String getConnectionFactory2Name() Get the name for the second data store connection factory. This is needed for managed environments to get nontransactional connections for optimistic transactions. Returns: the name of the data store connection factory. Since: JDO 1.0
0

unpinAll(oids)

Method javax.jdo.datastore.DataStoreCache void unpinAll( Object... oids ) Unpin the parameter instance from the second-level cache. Parameters: oids - the object id of the instance to evict. 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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