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2

diff(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<T> diff( Expression<T> x, Expression<T> y ) Create an expression that returns the difference between its arguments. Parameters: x - expression y - expression Returns: difference Since: JPA 2.0
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mod(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<Integer> mod( Expression<Integer> x, Expression<Integer> y ) Create an expression that returns the modulus of its arguments. Parameters: x - expression y - expression Returns: modulus Since: JPA 2.0
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diff(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<N> diff( Expression<?> x, Expression<?> y ) Create an expression that returns the difference between its arguments. Parameters: x - expression y - expression Returns: difference Since: JPA 2.0
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nullif(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<Y> nullif( Expression<Y> x, Y y ) Create an expression that tests whether its argument are equal, returning null if they are and the value of the first expression if they are not. Parameters: x - expression y - value Returns: nullif expression Since: JPA 2.0
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prod(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<T> prod( Expression<T> x, Expression<T> y ) Create an expression that returns the product of its arguments. Parameters: x - expression y - expression Returns: product Since: JPA 2.0
2

quot(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<Number> quot( Expression<?> x, Expression<?> y ) Create an expression that returns the quotient of its arguments. Parameters: x - expression y - expression Returns: quotient Since: JPA 2.0
2

prod(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<N> prod( Expression<?> x, Expression<?> y ) Create an expression that returns the product of its arguments. Parameters: x - expression y - expression Returns: product Since: JPA 2.0
2

between(v, x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate between( Expression<T> v, Expression<T> x, Expression<T> y ) Create a predicate for testing whether the first argument is between the second and third arguments in value. Parameters: v - expression x - expression y - expression Returns: between predicate Since: JPA 2.0
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count(x)

Method javax.persistence.criteria.CriteriaBuilder Expression<Long> count( Expression<?> x ) Create an aggregate expression applying the count operation. Parameters: x - expression representing input value to count operation Returns: count expression Since: JPA 2.0
2

countDistinct(x)

Method javax.persistence.criteria.CriteriaBuilder Expression<Long> countDistinct( Expression<?> x ) Create an aggregate expression applying the count distinct operation. Parameters: x - expression representing input value to count distinct operation Returns: count distinct expression 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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