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16

Database Inconsistency or corruption

. ObjectValue ID:=100, TYPE:=Person, REVISION:=0, isPersisted:=true, LockMode:=PESSIMISTIC_WRITE]] ... Attribute ID:=1400, Name:=profileName, Value:=ID:=1400, PrimitiveValue:=ProfileName 99, REVISION:=0, isPersisted:=true ... After the update Operation I also dump the properties of the object. ObjectValue ID
15

Need help to make this test work and define proper annotations for entities Lists

javax.persistence.Id; import javax.persistence.Persistence; import javax.persistence.TypedQuery ... class OrderDat implements Serializable {             @Id @GeneratedValue private long id ... ;                 this.items = items;             }             public long getId() {                 return id
3

javax.persistence.EntityResult

.createNativeQuery( "SELECT o.id, o.quantity, o.item, i.id, i.name, i.description "+ "FROM Order o, Item i " + "WHERE (o.quantity > 25) AND (o.item = i.id
3

javax.persistence.MapsId

has simple primary key @Entity public class Employee { @Id long empId; String name ... type of Employee } @Entity public class Dependent { @EmbeddedId DependentId id; ... @MapsId("empid") // maps the empid attribute of embedded id @ManyToOne
0

javax.jdo.identity.StringIdentity

.2 boolean equals(Object obj) Determine if the other object represents the same object id. Determine if the other object represents the same object id. Parameters: obj - the other object Returns: true if both objects represent the same object id Since: JDO 1.0 boolean equals(Object obj) Check
0

javax.jdo.identity.ByteIdentity

represents the same object id. Determine if the other object represents the same object id. Parameters: obj - the other object Returns: true if both objects represent the same object id Since: JDO 1.0
0

javax.jdo.identity.ShortIdentity

the same object id. Determine if the other object represents the same object id. Parameters: obj - the other object Returns: true if both objects represent the same object id Since: JDO 1.0 boolean equals
0

newObjectIdInstance(pcClass, obj)

of the object id class. It is intended for single field identity. The identity instance returned ... on which the method is called. If the key is the wrong class for the object id class, null is returned ... id Returns: the new ObjectId instance, or null if the class is not registered. Since: JDO 2.0
0

javax.jdo.identity.LongIdentity

object id. Determine if the other object represents the same object id. Parameters: obj - the other object Returns: true if both objects represent the same object id Since: JDO 1.0 boolean equals(Object
0

javax.jdo.identity.CharIdentity

equals(Object obj) Determine if the other object represents the same object id. Determine if the other object represents the same object id. Parameters: obj - the other object Returns: true if both objects represent the same object id Since: JDO 1.0 boolean equals(Object obj) Check the class

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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