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74

Unexpected exception during open the database

Hello, do have an idea why we get following exception sometimes, if we open a database? Exception 1 ... your company. The problem seems to be related to opening and closing the database for a short period ... block from objectdb.conf all works fine during opening the database. The automatic index update is not
73

Failed to synchronize replicated database

database, we'll get following Exception: com.objectdb.o.UserException: Failed to synchronize replicated database at com.objectdb.o.MSG.a(MSG.java:64) at com.objectdb.o.RPT.a(RPT.java:100 ... For replication to work the slave database must start with a copy of the master database in the replication
71

Open several objectdb databases the same time

We tried to open objectdb databases from application and got following error: Attempt to open a database file 'D:\tmp\PAT-707\TC_9_2_3_1_8b@2015-09-17_12.08.15\TC_9_2_3_1_8b@2015-09-17_12.08.15.pa3 ... ) Caused by: com.objectdb.o.UserException: Attempt to open a database file 'D:\tmp\PAT-707\TC_9_2_3_1_8b
71

Corrupted Database or error in ObjectDBExplorer?

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 ... " -> the expected Ids, but null for the class any ideas? btc_es BTC EmbeddedSystems The data in this database
71

Drop the entire database, Change the schema

I am trying to port and example app to ObjectDb. As part of the tests I drop the database ... to do this with ObjectDb, or is the only way to delete the database file everytime? Thanks JFK John Francis You can delete the database file (and associated files if any) using your code, e.g.     new File(path
14

Database access error , Doctor hanging on trying to repair, production shutdown at our biggest customer

we have a database shutdown, logs are showing: [2017-07-10 21:07:23 #1 store] Database 'F ... : SectionClassifier{2->merger[2699]-missing:1} on running Doctor it hangs after reading in the database, just ... . If you need to repair the database (i.e. it is not a test database but contains useful data
14

Locking in JPA

in ObjectDB (and in JPA) is always at the database object level, i.e. each database object is locked separately. Optimistic locking is applied on transaction commit. Any database object ... is being performed on an old version of a database object, for which another update has already been committed
14

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
14

Can't open replicated database

I have a database running in server mode on port 6136 on server1 and server2. Each server has a replicated copy of the other servers database. I try to open the replicated on one database for a query ... this may be related to the initial empty state of the database. I inserted a few rows into the databases
14

database corrupt

the database using the Doctor to get the system back in operation. In the long term, we can try working ... and you will be the first customer (to the best of our knowledge) to abandon ObjectDB because of database corruption issues ... Support first of all, we love your database, but on the other hand we want to get rid of this kind

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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