About Id

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Tutorial
44

Getting Started with JPA and NetBeans

. For this tutorial, besides the Java JDK (5 or above) and the NetBeans IDE (any bundle that includes Java
Tutorial
37

Step 1: Create a Java EE 6 Web Project

Explains how to create a NetBeans Java EE 6 (J2EE) project with ObjectDB/JPA support.
Tutorial
37

Step 1: Create a Java EE 6 Web Project

Explains how to create an Eclipse Java EE 6 (J2EE) project with ObjectDB/JPA support.
Manual
27

Auto Generated Values

number generator for every database. This number generator is used to generate automatic object IDs ... @GeneratedValue with the AUTO strategy: @Entity public class EntityWithAutoId1 { @Id @GeneratedValue(strategy=GenerationType.AUTO) long id; : } AUTO is the default strategy, so the following
Result
22

ObjectDB Object Database Features

. Persistence is set using JPA/JDO annotations (e.g. @Entity, @Id, @Index). Transparent activation ... ObjectDB with no @Id field. Simple primary key - a single @Id field. Composite primary key - multiple @Id fields or a @EmbeddedId field. Primary Key Data Types Primitives (boolean, byte, short, char
Manual
19

JPA Entity Fields

(Mapped By) fields Primary key (ID) fields Version field The first three groups (transient, persistent ... (AccessType.PROPERTY) public static class PropertyAccess { private int _id; @Id int getId() { return _id; } void setId(int id) { _id = id; } private String str; String getStr
Tutorial
19

Step 1: Install BIRT and ObjectDB Driver

of the Eclipse IDE that includes BIRT built in. This option may be useful if you are not using the Eclipse IDE for Java EE Developers. Update your existing Eclipse IDE for Java EE Developers environment by installing the BIRT plugins using the Eclipse Update Manager (updating Eclipse IDE with no Java EE support
Forum
19

ID format in objectdb 2.x for JDOHelper.getObjectId

db tuotrial. I am just wondering, in objectdb 1.x, when i am tring to get the object id ... .toString() = 3:1 , which is not an integer and this object has two feild object id and type id ... to 2.x. And how can i just get the object id without type id. Thanks, Binit In ObjectDB 1.x object
Forum
19

Get multiple entities by Id

I'm trying to fetch a list of entities, by their Id. I Use this query: SELECT c FROM User c WHERE c.id IN :ids This querey works as long as I don't set the property "id" as @Id. If i set @Id to any other member, this query works, if I set id as @Id, it stops working and gives zero results
Forum
19

IDs of Entities suddenly became UUIDs?

do have a UUID String as their id instead of Long which is of course causing a lot of troubles. Note that this even occurrs on the same "Table" -- some saved Entitities of same type do still have a Long ID ... : @Id @GeneratedId private Long myId; This has always been working, however, suddenly partial