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6

having(restrictions)

Method javax.persistence.criteria.AbstractQuery AbstractQuery<T> having( Predicate... restrictions ... restriction predicates. Replaces the previously having added restriction(s), if any. If no restrictions ... or more restriction predicates Returns: the modified query Since: JPA 2.0
6

exists(subquery)

Method javax.persistence.criteria.CriteriaBuilder Predicate exists( Subquery<?> subquery ) Create a predicate testing the existence of a subquery result. Parameters: subquery - subquery whose result is to be tested Returns: exists predicate Since: JPA 2.0
6

ge(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate ge( Expression<?> x, Expression<?> 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
6

isNull(x)

Method javax.persistence.criteria.CriteriaBuilder Predicate isNull( Expression<?> x ) Create a predicate to test whether the expression is null. Parameters: x - expression Returns: is-null predicate Since: JPA 2.0
6

notLike(x, pattern, escapeChar)

Method javax.persistence.criteria.CriteriaBuilder Predicate notLike( Expression<String> x, String pattern, Expression<Character> escapeChar ) Create a predicate for testing whether the expression ... - escape character expression Returns: not-like predicate Since: JPA 2.0
6

equal(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate equal( Expression<?> x, Object y ) Create a predicate for testing the arguments for equality. Parameters: x - expression y - object Returns: equality predicate Since: JPA 2.0
6

isNotNull(x)

Method javax.persistence.criteria.CriteriaBuilder Predicate isNotNull( Expression<?> x ) Create a predicate to test whether the expression is not null. Parameters: x - expression Returns: is-not-null predicate Since: JPA 2.0
6

notLike(x, pattern, escapeChar)

Method javax.persistence.criteria.CriteriaBuilder Predicate notLike( Expression<String> x, Expression<String> pattern, char escapeChar ) Create a predicate for testing whether the expression does not ... - escape character Returns: not-like predicate Since: JPA 2.0
6

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
6

getRestriction()

Method javax.persistence.criteria.AbstractQuery Predicate getRestriction() Return the predicate that corresponds to the where clause restriction(s), or null if no restrictions have been specified. Returns: where clause predicate Since: JPA 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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