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Manual
31

JPA Metamodel API

reflection provides for general Java types. The Metamodel Interface The main interface of the JPA ... (); The Metamodel interface provides several methods for exploring user defined persistable types (which are referred to as managed types) in the persistent object model. Three methods can be used
Forum
25

Using Enum type in NamedQuery: Field is not found in type

with queries that reference enum types. On my entity object is a static enum public static enum Type {     A,B,C } that is stored in an @Enumerated member variable private Type type; @Enumerated public Type getType() {     return type; } I then try to query this field in the following
Manual
24

Database Schema Evolution

and either the same type or a convertible type, as explained below. A matching field ... the hierarchy, removing an intermediate class in the hierarchy, etc.). Convertible Types When an old matching field is found but its type is different than the type of the new field (with the same name
Forum
23

Cascade type annotaion on an embeddable type

Cascade type annotaion on an embeddable type
JPA Doc
22

javax.persistence.metamodel.EntityType

, ManagedType, Type Instances of the type EntityType represent entity types. Since: JPA 2.0 Attribute getAttribute(String name) Return the attribute of the managed type that corresponds to the specified name. Return the attribute of the managed type that corresponds to the specified
JPA Doc
22

javax.persistence.metamodel.IdentifiableType

javax.persistence.metamodel Interface IdentifiableType Superinterfaces: ManagedType, Type Subinterfaces: EntityType, MappedSuperclassType Instances of the type IdentifiableType represent entity or mapped superclass types. Since: JPA 2.0 Attribute getAttribute(String name) Return
JPA Doc
22

javax.persistence.metamodel.MappedSuperclassType

>, ManagedType, Type Instances of the type MappedSuperclassType represent mapped superclass types. Since: JPA 2.0 Attribute getAttribute(String name) Return the attribute of the managed type that corresponds to the specified name. Return the attribute of the managed type that corresponds
Result
20

ObjectDB Object Database Features [2018-01-27]

(recommended before deployment). Schema Evolution Fully automatic schema evolution and type versioning ... . Removed fields are handled automatically. Most field type changes are handled automatically. Moving fields up and down in the class hierarchy is transparent. Support for renaming types, fields
Result
20

ObjectDB Object Database Features [2018-10-27]

(recommended before deployment). Schema Evolution Fully automatic schema evolution and type versioning ... . Removed fields are handled automatically. Most field type changes are handled automatically. Moving fields up and down in the class hierarchy is transparent. Support for renaming types, fields
Result
20

ObjectDB Object Database Features

deployment). Schema Evolution Fully automatic schema evolution and type versioning. Class hierarchy ... automatically. Most field type changes are handled automatically. Moving fields up and down in the class hierarchy is transparent. Support for renaming types, fields and properties. Object Model