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where (    Expression restriction ) Modify the update query to restrict the target of the update according to the specified boolean expression . Replaces the previously added restriction(s), if any. Parameters: restriction - a simple or compound boolean expression Returns: the modified update query. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Expression Predicate isNull() Create a predicate to test whether the expression is null. Returns: predicate testing whether the expression is null. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Expression Predicate isNotNull() Create a predicate to test whether the expression is not null. Returns: predicate testing whether the expression is not null. Since: Jakarta Persistence (JPA) 1.0

where (    Expression restriction ) Modify the DELETE query to restrict the target of the deletion according to the specified boolean expression . Replaces the previously added restriction(s), if any. Parameters: restriction - a simple or compound boolean expression Returns: the modified delete query. Since: Jakarta Persistence (JPA) 1.0

where (    Expression restriction ) Modify the query to restrict the query result according to the specified boolean expression . Replaces the previously added restriction(s), if any. This method ... - a simple or compound boolean expression Returns: the modified query. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CollectionJoin CollectionJoin on (    Expression restriction ) Modify the join to restrict the result according ... . Parameters: restriction - a simple or compound boolean expression Returns: the modified join object. Since: Jakarta Persistence (JPA) 2.1

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.AbstractQuery AbstractQuery having (    Expression restriction ) Specify a restriction over the groups of the query ... boolean expression Returns: the modified query. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.SetJoin SetJoin on (    Expression restriction ) Modify the join to restrict the result according to the specified ... - a simple or compound boolean expression Returns: the modified join object. Since: Jakarta Persistence (JPA) 2.1

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.Subquery Subquery having (    Expression restriction ) Specify a restriction over the groups of the subquery. Replaces ... of the corresponding AbstractQuery method. Parameters: restriction - a simple or compound boolean expression Returns: the modified subquery. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.ListJoin ListJoin on (    Expression restriction ) Modify the join to restrict the result according to the specified ... : restriction - a simple or compound boolean expression Returns: the modified join object. Since: Jakarta Persistence (JPA) 2.1

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.Join Join on (    Expression restriction ) Modify the join to restrict the result according to the specified ON condition ... - a simple or compound boolean expression Returns: the modified join object. Since: Jakarta Persistence (JPA) 2.1

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.MapJoin MapJoin on (    Expression restriction ) Modify the join to restrict the result according to the specified ... - a simple or compound boolean expression Returns: the modified join object. Since: Jakarta Persistence (JPA) 2.1

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder.In In value (    Expression value ) Add to list of values to be tested against. Parameters: value - expression Returns: in predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isMember (    E elem ,    Expression collection ) Create a predicate that tests ... . Parameters: elem - element collection - expression Returns: is-member predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isEmpty (    Expression collection ) Create a predicate that tests whether a collection is empty. Parameters: collection - expression Returns: is-empty predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isNotEmpty (    Expression collection ) Create a predicate that tests whether a collection is not empty. Parameters: collection - expression Returns: is-not-empty predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isNotMember (    E elem ,    Expression collection ) Create a predicate that tests ... will be true. Parameters: elem - element collection - expression Returns: is-not-member predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate between (    Expression v ,    Y x ,    Y y ) Create a predicate for testing ... y - value v - expression Returns: between predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate gt (    Expression x ,    Number 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: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate lessThan (    Expression x ,    Y 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: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate lessThanOrEqualTo (    Expression x ,    Y y ) Create a predicate for testing whether the first argument is less than or equal to the second. Parameters: x - expression y - value Returns

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate le (    Expression x ,    Number y ) Create a predicate for testing whether the first argument is less than or equal to the second. Parameters: x - expression y - value Returns

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate ge (    Expression x ,    Number y ) Create a predicate for testing whether the first argument is greater than or equal to the second. Parameters: x - expression y - value Returns

Jakarta Persistence (JPA) Method in jakarta.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: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isFalse (    Expression x ) Create a predicate testing for a false value. Parameters: x - expression to be tested Returns: predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate not (    Expression restriction ) Create a negation of the given restriction. Parameters: restriction - restriction expression Returns: not predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate isTrue (    Expression x ) Create a predicate testing for a true value. Parameters: x - expression to be tested Returns: predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.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: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.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

Jakarta Persistence (JPA) Method in jakarta.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: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Predicate notEqual (    Expression x ,    Object y ) Create a predicate for testing the arguments for inequality. Parameters: x - expression y - object Returns: inequality predicate. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Expression Predicate notEqualTo (    Object value ) Create a predicate to test whether the expression is unequal to the argument. Parameters: value - value to be tested against Returns: predicate testing for inequality. Since: Jakarta Persistence (JPA) 3.2

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Expression Predicate in (    Object... values ) Create a predicate to test whether the expression is a member of the argument list. Parameters: values - values to be tested against Returns: predicate testing for membership. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Expression Predicate equalTo (    Object value ) Create a predicate to test whether the expression is equal to the argument. Parameters: value - value to be tested against Returns: predicate testing for equality. Since: Jakarta Persistence (JPA) 3.2

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Expression Predicate in (    Collection values ) Create a predicate to test whether the expression is a member of the collection. Parameters: values - collection of values to be tested against Returns: predicate testing for membership. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaQuery CriteriaQuery having (    Expression restriction ) Specify a restriction over the groups of the query ... of the corresponding AbstractQuery method. Parameters: restriction - a simple or compound boolean expression

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaUpdate CriteriaUpdate set (    Path attribute ,    Expression value ) Update the value of the specified attribute. Parameters: attribute - attribute to be updated value - new value Returns: the modified update query. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaUpdate CriteriaUpdate set (    SingularAttribute attribute ,    Expression value ) Update the value of the specified attribute. Parameters: attribute - attribute to be updated value - new value Returns

is passed as an argument. As path expressions when navigating to a persistent collection field. IS [NOT ... are synonyms. Criteria query collection expressions The JPQL collection operators and functions are also available as JPA criteria query expressions . The CriteriaBuilder interface provides factory

Jakarta Persistence (JPA) supports automatic value generation. This feature is primarily useful for primary key fields, but ObjectDB extends support to regular persistent fields. Several annotations control automatic value generation. Generation configuration Configure field-level generation

, JRuby for Ruby and Quercus for PHP). Future direct support of regular Python, JavaScript, C# and other languages is planned.

attribute. Similar to a regular join it functions as a loop that iterates

: - the type of the selection item. Super Interfaces: AbstractQuery , Expression , CommonAbstractCriteria ... . A subquery has an expression as its selection item. Since: Jakarta Persistence (JPA) 2.0 Public ... Parameters: name - alias Returns: selection item. Since: Jakarta Persistence (JPA) 1.0 Expression

.persistence.criteria.CriteriaBuilder.SimpleCase Super Interfaces: Expression , Selection , TupleElement Interface used to build simple case expressions . Case conditions are evaluated in the order in ... : selection item. Since: Jakarta Persistence (JPA) 1.0 Expression as ( Class type ) Perform

expression in the WHERE clause, also known as the predicate, determines which objects to accept ... is small, which makes indexes even more essential. JPQL expressions in WHERE The previous queries ... JPQL expression syntax , which includes many operators (arithmetic, relational, and logical

.persistence.criteria.CriteriaBuilder.Case Super Interfaces: Expression , Selection , TupleElement Interface used to build general case expressions . Case conditions are evaluated in the order in ... : selection item. Since: Jakarta Persistence (JPA) 1.0 Expression as ( Class type ) Perform a typecast

Interfaces: PluralJoin , Join , From , Path , FetchParent , Expression , Selection , TupleElement ... Expression as ( Class type ) Perform a typecast upon the expression , returning a new expression object. Unlike Expression .cast , this method does not cause type conversion: the runtime type is not changed

The JPA Criteria API provides type-safe interfaces for defining query result expressions ... , such as an entity, an attribute, or a computed expression . Because Selection is a superinterface of Expression , most criteria expressions can be used directly in the SELECT clause. Defines a selection

, From , Path , FetchParent , Expression , Selection , TupleElement The ListJoin interface is the type ... - alias Returns: selection item. Since: Jakarta Persistence (JPA) 1.0 Expression as ( Class type ) Perform a typecast upon the expression , returning a new expression object. Unlike Expression .cast

, Expression , Selection , TupleElement A join to an entity, embeddable, or basic type. Since: Jakarta ... Selection Parameters: name - alias Returns: selection item. Since: Jakarta Persistence (JPA) 1.0 Expression as ( Class type ) Perform a typecast upon the expression , returning a new expression object. Unlike