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Criteria Query Selection and Results

The JPA Criteria API interfaces in this group are used for setting the SELECT and ORDER BY clauses and for representing query results as tuples. SELECT Clause Elements The content of the SELECT ... . Query Results as Tuples JPA 2 introduces a new way to represent multi selection results (i.e. results
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otherwise(result)

Method javax.persistence.criteria.CriteriaBuilder.Case Expression<R> otherwise( R result ) Add an "else" clause to the case expression. Parameters: result - "else" result Returns: expression Since: JPA 2.0
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when(condition, result)

Method javax.persistence.criteria.CriteriaBuilder.Case<R> Case<R> when( Expression<T> condition, Expression<T> result ) Add a when/then clause to the case expression. Parameters: condition - "when" condition result - "then" result expression Returns: general case expression Since: JPA 2.0
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otherwise(result)

Method javax.persistence.criteria.CriteriaBuilder.Case Expression<R> otherwise( Expression<?> result ) Add an "else" clause to the case expression. Parameters: result - "else" result expression Returns: expression Since: JPA 2.0
59

when(condition, result)

Method javax.persistence.criteria.CriteriaBuilder.Case Case<R> when( Expression<Boolean> condition, R result ) Add a when/then clause to the case expression. Parameters: condition - "when" condition result - "then" result value Returns: general case expression Since: JPA 2.0
59

when(condition, result)

Method javax.persistence.criteria.CriteriaBuilder.Case Case<R> when( Expression<Boolean> condition, Expression<?> result ) Add a when/then clause to the case expression. Parameters: condition - "when" condition result - "then" result expression Returns: general case expression Since: JPA 2.0
59

otherwise(result)

Method javax.persistence.criteria.CriteriaBuilder.SimpleCase Expression<R> otherwise( Expression<?> result ) Add an "else" clause to the case expression. Parameters: result - "else" result expression Returns: expression Since: JPA 2.0
59

otherwise(result)

Method javax.persistence.criteria.CriteriaBuilder.SimpleCase Expression<R> otherwise( R result ) Add an "else" clause to the case expression. Parameters: result - "else" result Returns: expression Since: JPA 2.0
59

when(condition, result)

Method javax.persistence.criteria.CriteriaBuilder.SimpleCase SimpleCase<C,R> when( C condition, Expression<?> result ) Add a when/then clause to the case expression. Parameters: condition - "when" condition result - "then" result expression Returns: simple case expression Since: JPA 2.0
59

when(condition, result)

Method javax.persistence.criteria.CriteriaBuilder.SimpleCase SimpleCase<C,R> when( C condition, R result ) Add a when/then clause to the case expression. Parameters: condition - "when" condition result - "then" result value Returns: simple case 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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