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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
33

desc(x)

Method javax.persistence.criteria.CriteriaBuilder Order desc( Expression<?> x ) Create an ordering by the descending value of the expression. Parameters: x - expression used to define the ordering Returns: descending ordering corresponding to the expression Since: JPA 2.0
33

diff(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<N> diff( N x, Expression<?> y ) Create an expression that returns the difference between its arguments. Parameters: x - value y - expression Returns: difference Since: JPA 2.0
33

diff(x, y)

Method javax.persistence.criteria.CriteriaBuilder Expression<N> diff( Expression<?> x, N y ) Create an expression that returns the difference between its arguments. Parameters: x - expression y - value Returns: difference Since: JPA 2.0
33

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
33

equal(x, y)

Method javax.persistence.criteria.CriteriaBuilder Predicate equal( Expression<T> x, Expression<T> y ) Create a predicate for testing the arguments for equality. Parameters: x - expression y - expression Returns: equality predicate Since: JPA 2.0
33

function(name, type, args)

Method javax.persistence.criteria.CriteriaBuilder Expression<T> function( String name, Class<T> type, Expression[]<T> args ) Create an expression for the execution of a database function. Parameters: name - function name type - expected result type args - function arguments Returns: expression Since: JPA 2.0
33

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
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trim(ts, t, x)

Method javax.persistence.criteria.CriteriaBuilder Expression<String> trim( Trimspec ts, char t, Expression<String> x ) Create expression to trim character from a string. Parameters: ts - trim specification t - character to be trimmed x - expression for string to trim Returns: trim expression Since: JPA 2.0
33

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 does not satisfy the given pattern. Parameters: x - string expression pattern - string escapeChar

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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