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implicit INNER JOIN variables. LEFT [ OUTER ] JOIN To understand the purpose of OUTER JOIN , consider ... FROM Country c LEFT OUTER JOIN c.capital p The OUTER keyword is optional ( LEFT OUTER JOIN is equivalent to LEFT JOIN ). When using OUTER JOIN , if a specific outer variable does not have any matching

Possible issue for JPQL " LEFT [ OUTER ] JOIN " is doing "[INNER] JOIN ".   Thanks. eurojet P. F ... ;   - "SELECT a,b FROM A a LEFT OUTER JOIN a.listB b WHERE b IS NULL" where the output ... -valued field.     - "SELECT a,b FROM A a LEFT OUTER JOIN a.listB b WHERE b.id IS NULL

this query: "SELECT i FROM Invoice i LEFT OUTER JOIN i.itemList items" But this query never returns ... (); Query query = em.createQuery( "SELECT i FROM Invoice i LEFT OUTER JOIN i.itemList items"); List ... , LEFT JOIN works correctly. Is this normal behaviour? Thank you Michael   Sample application public

Jakarta Persistence (JPA) Enum Constant in jakarta.persistence.criteria.JoinType LEFT Left outer join . Since: Jakarta Persistence (JPA) 1.0

, max) - for paging. Query Structure SELECT (including NEW ). FROM (including INNER JOIN , LEFT OUTER ... ( composite ) indices. Collection and array elements are indexable (extremely fast JOIN queries ... optimizations. Configurable JPA eager/lazy fetch  and JPA query FETCH JOIN . Configurable JDO fetch

How write a query in JPA2 with LEFT JOIN on INNER JOIN ? select a.description, a.id, p1.description, p2.description,p3.description from action a left join action_profile ap1 on ap1.id_action=a.id inner join profile p1 on ap1.id_profile=p1.id and p1.name='?' left join action_profile ap2 on ap2.id

Hello, I'm a little bit confused about a left join fetch behaviour. In this test case, i try to fetch my 3 children using a left join fetch. But my collection is null after closing the em ... ();         // Try to retrieve parent and children using left join fetch

, but I attempt to LEFT JOIN FETCH all the members of a collection within a (non-existent) member ... works (returns my instance of C): SELECT c FROM C c LEFT JOIN FETCH c.bList WHERE id=:id; But if I include the full nested fetch, it fails, returning an empty result list: SELECT c FROM C c LEFT JOIN

looks like this: SELECT DISTINCT $1 FROM Organisation $1 JOIN $1.attributeList $2 LEFT JOIN $1.parentOrg $3 LEFT JOIN $3.parentOrg $4 WHERE ((($2.name='Attribute1') AND ($2.valueAsString='1')) AND (($3.organisationId='root') OR ($4.organisationId='root'))) As I understand, since I use LEFT Joins

descrica2_2_3_ from the User usuario0_ left outer join on area area1_ usuario0_.codigo_area = area1_.codigo left outer join on User usuario2_ usuario0_.codigo_chefe = usuario2_.codigo left outer join company empresa3_ on usuario2_.codigo_empresa = empresa3_.codigo left outer join on specialty especialid4

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria. Join Type Parameters: - the source type of the join - the target type of the join Super Interfaces: From , Path , FetchParent , Expression , Selection , TupleElement A join to an entity, embeddable, or basic type. Since: Jakarta

(JPA) 1.0 LEFT Left outer join . Since: Jakarta Persistence (JPA) 1.0 RIGHT Right outer join ... , Serializable Defines the three varieties of join . Support for RIGHT outer joins is not required. Applications which make use of right joins might not be portable between providers or between SQL databases

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Expression left (    Expression x ,    int len ) Create an expression for the leftmost substring of a string, Parameters: x - string expression len - length of the substring to return Returns

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Expression left (    Expression x ,    Expression len ) Create an expression for the leftmost substring of a string, Parameters: x - string expression len - length of the substring to return

except ( CriteriaSelect left , CriteriaSelect right ) Create a query by (setwise) subtraction of the second ... CriteriaSelect exceptAll ( CriteriaSelect left , CriteriaSelect right ) Create a query by (setwise ... predicate. Since: Jakarta Persistence (JPA) 1.0 CriteriaSelect intersect ( CriteriaSelect left

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    SingularAttribute attribute ,    JoinType jt ) Create a join to the specified single-valued attribute using the given join type. Parameters: jt - join type attribute - target of the join

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    String attributeName ,    JoinType jt ) Create a join to the specified attribute using the given join type. Parameters: attributeName - name of the attribute for the target of the join jt

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.CriteriaBuilder Join treat (    Join join ,    Class type ) Downcast Join object to the specified type. Parameters: join - Join object type - type to be downcast to Returns: Join object of the specified type. Since: Jakarta Persistence (JPA) 2.1

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.Subquery Join correlate (    Join parentJoin ) Create a subquery join object correlated to a join object of the enclosing query. Parameters: parentJoin - join object of the containing query Returns: subquery join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    EntityType entity ,    JoinType joinType ) Create and add a join to the given entity. Parameters: entity - metamodel entity representing the join target joinType - join type Returns: the resulting join . Since: Jakarta Persistence (JPA) 3.2

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From SetJoin join (    SetAttribute set ,    JoinType jt ) Create a join to the specified Set -valued attribute using the given join type. Parameters: jt - join type set - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From ListJoin join (    ListAttribute list ,    JoinType jt ) Create a join to the specified List -valued attribute using the given join type. Parameters: jt - join type list - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From MapJoin join (    MapAttribute map ,    JoinType jt ) Create a join to the specified Map -valued attribute using the given join type. Parameters: jt - join type map - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From CollectionJoin join (    CollectionAttribute collection ,    JoinType jt ) Create a join to the specified Collection -valued attribute using the given join type. Parameters: jt - join type collection - target

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 and return the join object. Replaces the previous ON condition, if any. Parameters: restriction

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Join Join on (    Predicate... restrictions ) Modify the join to restrict the result according to the specified ON condition and return the join object. Replaces the previous ON condition, if any. Parameters: restrictions

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    SingularAttribute attribute ) Create an inner join to the specified single-valued attribute. Parameters: attribute - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    Class entityClass ,    JoinType joinType ) Create and add a join to the given entity. Parameters: entityClass - the target entity class joinType - join type Returns: the resulting join . Since: Jakarta Persistence (JPA) 3.2

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    EntityType entity ) Create and add an inner join to the given entity. Parameters: entity - metamodel entity representing the join target Returns: the resulting join . Since: Jakarta Persistence (JPA) 3.2

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    String attributeName ) Create an inner join to the specified attribute. Parameters: attributeName - name of the attribute for the target of the join Returns: the resulting join . Throws

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From CollectionJoin join (    CollectionAttribute collection ) Create an inner join to the specified Collection -valued attribute. Parameters: collection - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From Join join (    Class entityClass ) Create and add an inner join to the given entity. Parameters: entityClass - the target entity class Returns: the resulting join . Since: Jakarta Persistence (JPA) 3.2

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From SetJoin join (    SetAttribute set ) Create an inner join to the specified Set -valued attribute. Parameters: set - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From ListJoin join (    ListAttribute list ) Create an inner join to the specified List -valued attribute. Parameters: list - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria.From MapJoin join (    MapAttribute map ) Create an inner join to the specified Map -valued attribute. Parameters: map - target of the join Returns: the resulting join . Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Join Attribute getAttribute() Return the metamodel attribute representing the join target, if any, or null if the target of the join is an entity type. Returns: metamodel attribute or null. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Join From getParent() Return the parent of the join . Returns: join parent. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Join JoinType getJoinType() Return the join type. Returns: join type. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.criteria. Join Predicate getOn() Return the predicate that corresponds to the ON restriction(s) on the join , or null if no ON condition has been specified. Returns: the ON restriction predicate. Since: Jakarta Persistence (JPA) 2.1

Jakarta Persistence (JPA) Enum Constant in jakarta.persistence.InheritanceType JOINED A table for each abstract or concrete entity class, with only the columns mapped to persistent fields ... instance might be stored across multiple table rows. A join is used to retrieve the state of such entities. Since: Jakarta Persistence (JPA) 1.0

database automatically. Tabbed Windows Three tabbed windows are displayed on the left ... The [Query]  window on the left side enables execution of JPQL and JDOQL queries. To execute a query ... Explorer components. Select one or more elements on the left side and then use the combo boxes

: - the source type - the element type of the collection - the collection type Super Interfaces: Join ... functionality that is common to joins to all collection types. It is not intended to be used directly in ... ) Create a fetch join to the specified single-valued attribute using an inner join . Inherited from

: - the source type of the join - the type of the target Map value - the type of the target Map key Super Interfaces: PluralJoin , Join , From , Path , FetchParent , Expression , Selection , TupleElement The MapJoin interface is the type of the result of joining to a collection over an association or element

: - the source type of the join - the element type of the target Set Super Interfaces: PluralJoin , Join ... of the result of joining to a collection over an association or element collection ... a fetch join to the specified single-valued attribute using an inner join . Inherited from

: - the source type of the join - the element type of the target Collection Super Interfaces: PluralJoin , Join , From , Path , FetchParent , Expression , Selection , TupleElement The CollectionJoin interface is the type of the result of joining to a collection over an association or element collection

: - the source type of the join - the element type of the target List Super Interfaces: PluralJoin , Join ... of the result of joining to a collection over an association or element collection ... ) Create a fetch join to the specified single-valued attribute using an inner join . Inherited from

, but may also be an embeddable belonging to an entity in the from clause. Serves as a factory for Join s of associations ... join to the specified single-valued attribute using an inner join . Inherited from FetchParent Parameters: attribute - target of the join Returns: the resulting fetch join . Since: Jakarta Persistence (JPA

fetch ( SingularAttribute attribute ) Create a fetch join to the specified single-valued attribute using an inner join . Inherited from FetchParent Parameters: attribute - target of the join Returns: the resulting fetch join . Since: Jakarta Persistence (JPA) 1.0 Fetch fetch ( SingularAttribute

the equivalent JOIN query. Entity Type Expressions The TYPE operator (which is new in JPA 2) returns the type ... its subinterfaces ( From , Root , Join and Join 's descendants). Path Expressions The Root and Join interfaces ... Variable Paths: Root country = query. from (Country.class); Join neighborCountry = country. join

order. The left -to-right sequence of the ordering expressions determines the precedence ... from a get or join operation and the query result type is specified. For example: CriteriaQuery q = cb ... ").get("state")); CriteriaQuery q2 = cb.createQuery(Product.class); q2.select(q2.from(Order.class) . join