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

to save/restore the object into/out of the database. Another user might try to navigate and enter ... key of a managed object", but my application is not trying to change the primary key. (ObjectDB log ... the id field to a simple String without database schema change, and save some space in memory

Queries are slow on a large database

managed to figure out: how to get the total number of object in a database without retrieving ... Hi, I have a 12GB database with 787603 entries. It is much larger than usual ... have to scan the entire database file and is not using indexes. Therefore I think I am not doing

Listing large number of complicated objects with paging.

query manager fetchSize is like all objects in database: <newQueryResponse isUnique="false ... 'Product' (attached to this post) entities in database and I'm trying to speed listing them with paging ... and "warming up" database file, query runs for about 1.5 (best) to 6 (worst) sec: 2011-11-15 19:30:59

Searching lists within objects

want to search using cb.isMember passing an object. This however does NOT work. I'm uncertain how the database is doing its matching, but it looks to me like it matches using objectids, which means you can only match isMember if you have a database object. This does not help as I'm never going

Database Inconsistency or corruption

entity. 2-) Problem Description I initialized the database with some ObjectValues. Persisting new ... part of the log file. Before the update operation, I dump the properties of the object I want to update ... , isPersisted:=true ... After the update Operation I also dump the properties of the object. ObjectValue ID

Database(*.odb) file size on disk

reuses space of deleted objects but the database is never resized to a smaller file. Currently ... Hello, we have questions about the file size of ObjectDB database on disk. Can you tell ... memory always used by new entities? -Will be the database file automatically reduced? We have created

ClassCastException of same object type

I have ObjectDB partially working with my project. At the moment it seems to be saving objects and retrieving objects ok in the main project. However, when I make a plugin for the project, the new objects are persisted but not retrieved. I get the following error: java.lang.ClassCastException: org

Corrupted Database or error in ObjectDBExplorer?

. Only when an object is stored in the database (e.g. during update) with a schema that doesn't include field, ObjectDB ... Hello, we have problems when we open our Database file with the ObjectDB-Explorer (2.6.8_b8 ... the Database-File? An analysis with the DB-Doctor found no problems. We observe the error if we try to open

InternalException - error reading field from "queue" database

that is missing in this database. What do you store in that field? entity objects? embeddable objects? serializable objects? Did you use that specific database in replication? Maybe this is related ... I trying to use an objectdb database as a persitent queue but have started getting the following

Corrupt database page

Hello, we have encountered an issue, where a page of the database became corrupt. We are wondering ... . All rights reserved. Scanning the database file... ........................ 193MB (total) Analyzing database structure... 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% BTree Value Errors

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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