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Jakarta Persistence (JPA) Enum jakarta.persistence. EnumType java.lang.Object ∟ java.lang.Enum ∟ jakarta.persistence. EnumType Implemented Interfaces: Constable , Comparable , Serializable Enumerates ... how to use EnumType . Enum Constants ORDINAL Persist enumerated type property or field as an integer

Jakarta Persistence (JPA) Constructor in jakarta.persistence. EnumType EnumType () Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Enum Constant in jakarta.persistence. EnumType ORDINAL Persist enumerated type property or field as an integer. The ordinal value of an enum instance with no EnumeratedValue field is the value of its Enum.java.lang.Enum/ordinal() member. Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Enum Constant in jakarta.persistence. EnumType STRING Persist enumerated type property or field as a string. The string value of an enum instance with no EnumeratedValue field is the value of its Enum.java.lang.Enum/name() member. Since: Jakarta Persistence (JPA) 1.0

;Color color1; // default is EnumType .ORDINAL @Enumerated ( EnumType . ORDINAL ) Color color2; @Enumerated ( EnumType . STRING ) Color color3; } enum Color { RED, GREEN, BLUE }; In the above example

is an enum type. An enum can be mapped as either a string or an integer , where EnumType enumerates ... , the enumerated type is inferred to be EnumType .STRING ; otherwise, the enumerated type is taken to be EnumType .ORDINAL . Example: public enum EmployeeStatus {FULL_TIME, PART_TIME, CONTRACT} public enum

, and must be of type: byte , short , or int for EnumType .ORDINAL , or String for EnumType .STRING ... intValue) { this.intValue = intValue; } } See Also: Enumerated EnumType Since: Jakarta Persistence

Persistence (JPA) 2.0 Annotation Elements EnumType value (Optional) The type used in mapping a map key enum type. Default: EnumType .ORDINAL Since: Jakarta Persistence (JPA) 1.0 Additional JDK methods

When the following annotation is present on an enum type entity field: @Enumerated( EnumType .STRING ... ;to @Enumerated( EnumType .STRING) , as your suggestion. It happened because ObjectDB considered a collection of emum values as a query parameter argument to be always  @Enumerated( EnumType .ORDINAL) . This is fixed now in build 2.6.1_05.   support Support

Jakarta Persistence (JPA) Method in jakarta.persistence.MapKeyEnumerated EnumType value (Optional) The type used in mapping a map key enum type. Default: EnumType .ORDINAL Since: Jakarta Persistence (JPA) 1.0

Jakarta Persistence (JPA) Method in jakarta.persistence.Enumerated EnumType value (Optional) The type used in mapping an enum type. Default: ORDINAL Since: Jakarta Persistence (JPA) 1.0

( EnumType .STRING)     @Column(nullable = false)     @Index   ... and found the @Enumerated( EnumType .STRING) annotation is making the difference. If the annotation ... the first reply. opetri Olivier Petri Indeed using  @Enumerated( EnumType .STRING) in the example

;       @ElementCollection @Enumerated( EnumType .STRING)    ... , and see that entity objects preserve their enum values (but values are changed when  EnumType .STRING is not

) @MapKeyEnumerated( EnumType .STRING)     private Map states = new HashMap (); } @Entity ... ( EnumType .STRING) private Map states = new HashMap (); Is this correct now? "mappedBy" is not required

. EnumType ; import javax.persistence.Enumerated; import javax.persistence.GeneratedValue; import javax ... LocalDateTime dateTime = null; @Enumerated( EnumType .STRING) @JsonProperty private Level level = null

PersonalData personalData = new PersonalData(); @Enumerated( EnumType .STRING) private OnlineStatus onlineStatus = OnlineStatus.ONLINE; @Enumerated( EnumType .STRING) private PlayerStatus playerStatus

processingCount;     @Enumerated( EnumType .ORDINAL)     @Index

; private BaseObject otherParty; @Enumerated( EnumType .STRING) private RelationshipType relationshipType

; @Enumerated( EnumType .STRING) private Level level = null; private String message = null; } itsme Martin

.SEQUENCE, generator = "asd") private int id; @Enumerated( EnumType .STRING) private ExampleEnum

(fetch = FetchType. EAGER ) @Enumerated( EnumType . STRING ) private List roles = null ; itsme Martin

in using EnumType .STRING based enum collection as a query parameter ( issue #1639 ). Fixed