About join

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JPA Doc
5

joinSet(attributeName)

Method javax.persistence.criteria.From SetJoin joinSet(   String attributeName ) Create an inner join to the specified Set-valued attribute. Parameters: attributeName - name of the attribute for the target of the join Returns: the resulting join Throws: IllegalArgumentException - if attribute of the given name does not exist Since: JPA 2.0
JPA Doc
5

select(selection)

of the select item when it results from a get or join operation and the query result type is specified ... .createQuery(Product.class); q2.select(q2.from(Order.class) .join("items") . join("product
JPA Doc
5

javax.persistence.criteria.CriteriaQuery

when it results from a get or join operation and the query result type is specified ... (Product.class); q2.select(q2.from(Order.class) .join("items") .join("product")); Parameters: selection - selection specifying the item that is to be returned
Issue
5

Issue with UPPER ?

COUNT($1) FROM com.lexware.vereinsverwaltung.verein.mitglied.Mitglied $1 LEFT JOIN $1.mitgliedschaft $2 LEFT JOIN $1.profile $3 LEFT JOIN $3.organisation $4 LEFT JOIN $1.postalAddresses $5 LEFT JOIN $1 ... .Mitglied $1 LEFT JOIN $1.mitgliedschaft $2 LEFT JOIN $1.profile $3 LEFT JOIN $3.organisation $4 LEFT
JPA Doc
4

AssociationOverride.joinColumns

Annotation Element javax.persistence.AssociationOverride JoinColumn[] joinColumns The join column(s) being mapped to the persistent attribute(s). The joinColumns elements must be specified ... must not be specified if a join table is used in the overriding of the mapping of the relationship. Default value: {} Since: JPA 1.0
JPA Doc
4

AssociationOverride.joinTable

Annotation Element javax.persistence.AssociationOverride JoinTable joinTable The join table that maps the relationship. The joinTable element must be specified if a join table is used in the overriding of the mapping of the relationship. The joinTable element must not be specified if a foreign key
JDO Doc
4

Element.serialized

Annotation Element javax.jdo.annotations.Element String serialized Whether the element is to be stored serialized (into a join table) Returns: whether the element is to be stored serialized (into a join table) Default value: "" Since: JDO 2.1
JPA Doc
4

getAttribute()

Method javax.persistence.criteria.Fetch Attribute getAttribute() Return the metamodel attribute corresponding to the fetch join. Returns: metamodel attribute for the join Since: JPA 2.0
JPA Doc
4

getModel()

Method javax.persistence.criteria.PluralJoin PluralAttribute getModel() Return the metamodel representation for the collection-valued attribute corresponding to the join. Returns: metamodel collection-valued attribute corresponding to the target of the join Since: JPA 2.0
JPA Doc
4

getModel()

Method javax.persistence.criteria.PluralJoin PluralAttribute getModel() Return the metamodel representation for the collection-valued attribute corresponding to the join. Returns: metamodel collection-valued attribute corresponding to the target of the join Since: JPA 2.0