Fast Object Database for Java - with JPA/JDO support

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"Unsupported auto value type java.lang.String" when persisting new instance

"main" [ObjectDB 2.3.2] javax.persistence.PersistenceException Unsupported auto value type java.lang ... ( Caused by: com.objectdb.o.UserException: Unsupported auto value type java.lang.String ... Kristijan You cannot use @GeneratedValue for string Id only for numeric Ids. Id fields whose type

Feature Request: Subclassed PersistenceException for Type Not Found in DB Schema

without parsing the exception text. It would be very nice if this particular exception were a type/subclass ... .summaryframework.entities.daos.SummaryArchiveDAO:206 -> Query failed due to TEX: Type AbstractClientSummary ... is resolved. Introducing the type to the database prior to the query worked as suggested. manager

Failed to enhance dynamic type

to generate dynamic type I am curious why he does even try to generate dynamic type?? Can he simply ignore such things and enhance ... to overcome this by generating a dynamic synthetic type. Usually it succeed but in some cases it fails

Unlimited JPA Persistable Types

Ashton Hogan Actually you can persist any Serializable type by setting the configuration. There is no point in persisting most of the non serializable types such as Thread, because when retrieved from ... matter what the object type is, surely? ThreaT Ashton Hogan

com.objectdb.o.UserException: Failed to generate dynamic type

.UserException: Failed to generate dynamic type Entities.AbstractLong at com.objectdb.o.MSG.d(MSG ... .loadClass( ... 17 more [ObjectDB 2.6.1_05] Failed to generate dynamic type

Post-compile enhancement sometimes causes error in generic loops: incompatible types found: java.lang.Object: required: Entity

over an @entity type I get a generics error. The generic for loop is: for (Steel s: this.steelMaterials ... don't understand the circumstances) gives this error: incompatible types found: java.lang.Object

type.loader java.lang.ClassNotFoundException

classes: [2011-05-31 09:16:24 #5 type.loader] java.lang.ClassNotFoundException: com.greensoft ... [2011-05-31 09:16:24 #6 type.loader] java.lang.ClassNotFoundException

Attempt to store an instance of a non persistable type

ObjectDB supports persisting serializable types, so it should also support URL. This ability is disabled ... than simple types and embedded objects. Support of serialized objects in the Explorer is very limited. support Support

Invalid file type for enhancement (error 104)

Trying to run enhancement, I get: [ObjectDB 2.5.5_05] Invalid file type for enhancement: /home/steve/java/spiffymap-svn/sealog-core/build/classes/com/spiffymap/sealog/model/ (error 104) com.objectdb.o.UserException: Invalid file type for enhancement: /home/steve/java/spiffymap-svn/sealog

Intermittent Exception "Attempt to update types in read only mode"

" [ObjectDB 2.4.1_06] javax.persistence.PersistenceException Attempt to update types in read only mode (error ... .java:48) Caused by: com.objectdb.o.UserException: Attempt to update types in read only mode

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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