 17 | > The MapJoin interface is the type of the result of joining to a collection over an association or element ... : selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast ... expression object. This method does not cause type conversion: the runtime type is not changed. Warning |
17 | interface is the type of the result of joining to a collection over an association or element ... : selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast upon the expression ... expression object. This method does not cause type conversion: the runtime type is not changed. Warning |
17 | Hi there! Trying to add a simple type expression with the criteria api like in your sample:
cb.equal(e.type(), cb.literal(Country.class)); results in the error:
Caused by: com.objectdb.o.UserException: Attempt to store an instance of a non persistable type java.lang.Class
at com.objectdb.o.MSG |
17 | are defined implicitly by appearing in the query string. The parameter type is inferred by the context. In the above example, a comparison of :name to a field whose type is String indicates that the type ... other query elements) are represented by objects (of type ParameterExpression or its super interface |
17 | the database is uniquely identified (and can be retrieved from the database) by the combination of its type ... of other persistable types are always stored as part of their containing entity objects and do not ...
:
}
A primary key field that is set by the application can have one of the following types: Primitive types |
17 | , PluralJoin, SetJoin A join to an entity, embeddable, or basic type. Since: JPA 2.0 Learn how to use ... : selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast upon the expression ... expression object. This method does not cause type conversion: the runtime type is not changed. Warning |
17 | to all collection types. It is not intended to be used directly in query construction. Since: JPA 2.0 ... . Parameters: name - alias Returns: selection item Since: JPA 2.0 Expression as(Class type ... upon the expression, returning a new expression object. This method does not cause type conversion |
17 | Hello, we must change (extend) our entity model and therefor we convert the type of some entities ... Embedded Systems AG References to entity objects are implemented by ObjectDB as a pair of (type + id ... is faster when its exact type is known. Following your request we added a new option to version 1.7.0_02 |
17 | , PluralJoin, Root, SetJoin Represents a bound type, usually an entity that appears in the from clause ... of associations, embeddables, and collections belonging to the type, and for Paths of attributes belonging to the type. Since: JPA 2.0 Selection alias(String name) Assigns an alias to the selection |
17 | .InternalException: com.objectdb.o.UserException: Failed to generate dynamic type objectdb.java.util.ArrayList com.objectdb.o.UserException: Failed to generate dynamic type objectdb.java.util.ArrayList at com ... .objectdb.o.InternalException: com.objectdb.o.UserException: Failed to generate dynamic type |