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;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

JPA Enum EnumType java.lang.Object ∟  java.lang.Enum ∟  jakarta.persistence. EnumType Enumerates available options for mapping enumerated types. The values of this enumeration specify ... . See Also: Enumerated EnumeratedValue Since: JPA 1.0 The JPA Persistable Types article explains how to use EnumType

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 member. Since: JPA 1.0

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 member. Since: JPA 1.0

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

either a plain or an plain, where EnumType enumerates the available options. The mapping may be plain by ... String annotated EnumeratedValue , 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

( 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

. The annotated field must be declared final , and must be of type: byte , short , or int for EnumType .ORDINAL , or String for EnumType .STRING . The annotated field must not be null, and must hold ... ), CANCELLED(-1); See Also: Enumerated EnumType Since: JPA 3.2 This annotation is a marker annotation (with no attributes).

JPA Annotation Attribute in jakarta.persistence.MapKeyEnumerated EnumType value default EnumType .ORDINAL (Optional) The type used in mapping a map key enum type. Since: JPA 2.0

Public Annotation Attributes EnumType value default EnumType .ORDINAL (Optional) The type used in mapping a map key enum type. Since: JPA 2.0

;       @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

JPA Annotation Attribute in jakarta.persistence.Enumerated EnumType value default ORDINAL (Optional) The type used in mapping an enum type. Since: JPA 1.0

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