About generated

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Manual
182

Auto Generated Values

generated for that field. This is primarily intended for primary key fields but ObjectDB also supports this annotation for non-key numeric persistent fields as well. Several different value generation ... number generator for every database. This number generator is used to generate automatic object IDs
Manual
177

General Settings and Logging

The <general> configuration element specifies ObjectDB settings that are relevant to both the server side and the client side. The default configuration file contains the following <general> element: <general>
JPA Doc
170

JPA Annotations for Value Generation

Automatically generated values are mainly useful for primary key fields, but are supported by ... can also reference a value generator, which is defined at the class level by using one of the following annotations: More details about automatic value generation are provided at the Generated Value section of the ObjectDB Manual.
Tutorial
159

Report Generation with BIRT and JPA

Demonstrates how to use ObjectDB as a data source of the Business Intelligence and Reporting Tools (BIRT), open source report generator.
JPA Doc
50

GeneratedValue.generator

Annotation Element javax.persistence.GeneratedValue String generator (Optional) The name of the primary key generator to use as specified in the SequenceGenerator or TableGenerator annotation. Defaults to the id generator supplied by persistence provider. Default value: "" Since: JPA 1.0
Forum
18

Failed to generate dynamic type objectdb.java.util.ArrayList

] Unexpected exception (Error 990)   Generated by Java HotSpot(TM) Server VM 1.6.0_26 (on Linux 2.6.39.1 ... .InternalException: com.objectdb.o.UserException: Failed to generate dynamic type objectdb.java.util.ArrayList com.objectdb.o.UserException: Failed to generate dynamic type objectdb.java.util.ArrayList at com
Forum
17

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check") vs. generic classes with interfaces: detailed investigation

... is old and cannot be used" This report concerns investigation of issues when using with generic classes ... of the EnumValue compared with the other generic value wrapper examples, as it exhibits a problem ... carefully. I recommend the JD-GUI decompiler, which has better support for generics than the now
Issue
17

auto-generated uuid fields

Hello, we're porting a JDO application to ObjectDB which uses uuid-hex generated values. However the page on generated values in your JPA tutorial only mentions numeric generated values, and when we try to use it the error message seems to imply that auto-generating strings isn't supported
Forum
17

Possible issue for default id generator

generator when strategy is sequence. Error: Incomplete definition of auto value in field MyTestCase ... and 36: @GeneratedValue(strategy=GenerationType.SEQUENCE)//, generator="seq") @Id ... there is no default generator but the element generator is optional. Thanks. In ObjectDB using
Forum
17

auto-generated uuid fields

Hello, we're porting a JDO application to ObjectDB which uses uuid-hex generated values. However the page on generated values in your JPA tutorial only mentions numeric generated values, and when we try to use it the error message seems to imply that auto-generating strings isn't supported