ObjectDB Database Search

101-137 of 137 results

Problem with bidirectional link

the problem by annotating the id field with @ GeneratedValue . I will check how the error message that ObjectDB produces in this case can be improved. support Support

Extra uninitialised entities spawned on merge()

;      @Id         @ GeneratedValue  

NullPointerException while setting a new property value

): @Entity final public class PluginMetaData { @Id @ GeneratedValue private Long dbId; //persisted

Object comparation never matches

;   @Id @ GeneratedValue     private Long id; public void setPrincipal

_PersistenceException: Type is not found on getSingleResult.

Greetings. I'm new to ObjectDB. I'm using an ObjectDB local database for a Java SE standalone application and i'm having issues querying for an object of this entity: @Entity public class Estudiante{     @Id     @ GeneratedValue     private Integer id

How to delete M2M relationship?

In user model class I have the following: public class User implements Serializable {     @Id     @ GeneratedValue (strategy = GenerationType.AUTO)     private Long id;     @ManyToMany(mappedBy = "attendees", cascade

Entity with java.util.Date column gives ClassCastException in BIRT

class Patient {     @Id     @ GeneratedValue (strategy=GenerationType

Problem to use find method on an abstract Class: AbstractMethodError is thrown

static class B extends A {         @Id @ GeneratedValue Long id

@ElementCollection of type enum

;     @Id @ GeneratedValue Long id;          

@Column( name = "columnName") doesn't work

I have created following entity class with custom fields @Entity public class AfwDataKey { @Id @ GeneratedValue @Column(name = "KEY_ID") private long id; private Long timestamp; @ManyToOne @Column(name = "KEY_DESCRIPTOR") private AfwKeyDescriptor keyDescriptor; @OneToMany(fetch = FetchType.LAZY

Null enums and IS (NOT) NULL: NullPointerException

class TEntity { public enum ExampleEnum { P1, P2 } @Id @ GeneratedValue (strategy = GenerationType

Null returned by Persistence.createEntityManagerFactory

; @Entity public class Task implements Serializable { @Id @ GeneratedValue int id; //int id = 0; private

query on calendar class

Hello!   I'm looking for help to build query on calendar class. I need to get objects where Calendar.DAY_OF_WEEK is FRIDAY or any other. My class: @Entity public class Cdr {     private static final long serialVersionUID = 1L;        @Id @ GeneratedValue

Error with org.springframework.data.jpa.domain.AbstractPersistable

;   {         @Id @ GeneratedValue     

Mismatch client-server protocol prefix

is annotated with: @Id @ GeneratedValue public Long getId() { return Id; } mosi0815 Ralph Moser Regarding #2

Should I be able to persist a JFrame (or gui components in general)?

Serializable { private static final long serialVersionUID = 1L; @Id @ GeneratedValue private long id

Lazy loading does not work - crud takes long

; @ GeneratedValue (strategy = GenerationType.SEQUENCE, generator = "PROJECT_SEQUENCE")    

LifeCycle Event with Embeddable classes

Hello, is there a way that lifecycle events like prepersist or preupdate are also fired for embeddable classes, not just for entities? My case looks as follows: @Entity public class Foo { @Id @ GeneratedValue private Long id; private String description; @OneToMany(cascade = CascadeType.ALL, fetch

Problem with distinct select, order by and equivalent alias/attribute path

    @ GeneratedValue (strategy = GenerationType.AUTO)     private Long id

Performance in SELECT statement

Hello, I have the following 2 entities : @Entity public class TestEntity implements LocalEntity {     @Id     @ GeneratedValue     private Long key;     private Long clientKey;     private String

Navigation through Path to evaluate collection

ProductData implements Serializable {     @Id @ GeneratedValue     private

java.sql.Timestamp.getTime() not working

Player { @Id @ GeneratedValue (strategy = GenerationType.IDENTITY) public int id; @Temporal(TemporalType

How to avoid NULL values on Embedded entities

Hi there. I'm new on this. trying to learn. I'm trying to make a value non nulleable. So, when I try to upload to the DB this field as null, it give me an error. I tried this, but it didn't work: public class Pedido {     @Id @ GeneratedValue     private long id;  

Error: Failed to write value of field X using reflection (oneToMany relation)

Hi there! I have been all day trying to solve this. I have read multiple sites and documentation, but I can go through this. I have a clase named Pedido, that have a reference ManyToOne to a clase Cliente. @Entity public class Pedido { @Id @ GeneratedValue private long id; @Embedded private

Change Sequcene Id

; @ GeneratedValue (strategy=GenerationType.IDENTITY)     private Long id; }   Tsu

Does ObjectDB support @Parent for @Embeddable reference to parent?

instrumentation: @Entity class User implements Serializable { @Id @ GeneratedValue (strategy = GenerationType

2.7.3_03 Erroneous "Attempt to modify a primary key of a managed object"

AuEntity implements Serializable { @Id @ GeneratedValue long id } it's the ONLY place in the entire

Immediately retrieve unique id

The beginning of my "Sample" class looks like: @Entity @SequenceGenerator(name = "sampleSeqGenerator", initialValue = 1, allocationSize = 100) public class Sample implements Serializable { private static final long serialVersionUID = 1L; private String sampleName; @ GeneratedValue (strategy

Fields in objects not populated in query result.

, Serializable { /** * */ private static final long serialVersionUID = 1L; @ GeneratedValue @Id protected long

How to pass a list in query for a list field of entity.

I have a entity as bellow :- @Entity @Table(name = "agent") public class Agent implements Serializable { @Id @ GeneratedValue (strategy = GenerationType.AUTO) private Long Id; private List SocialMedias; public Agent() { } public Long getId() { return Id; } public List getSocialMedias() { return

How to apply constraints in collection attributes of entity.

How to apply constraints like unique, not null ...etc in collection attribute of a entity. Example : @Entity @Table(name = "agent") public class Agent implements Serializable { @Id @ GeneratedValue (strategy = GenerationType.AUTO) private Long Id; private List PhoneNumbers; public Agent() { } public

Missing (null) elements in eager loaded references

@ GeneratedValue (strategy = GenerationType. SEQUENCE , generator = "seq" ) private Long id

Failed to commit transaction: Attempt to reuse an existing primary key value (613)

the database is @ GeneratedValue , and at the commit clause it throws the exception. If you could explain

com.objectdb.o.InternalException: java.lang.ArrayIndexOutOfBoundsException: null

; @ GeneratedValue     long id;     public WebReference() {   

"is not null" queries not working with index

.persistence.EntityManagerFactory; import javax.persistence. GeneratedValue ; import javax.persistence.Id

boolean field flips after schema update (in class) of another field

public class Configuration { @Id @ GeneratedValue private long id; @Embedded private Application

Unexpected exception when execute query without enhanced entities

{         @Id @ GeneratedValue         int uid