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First query takes 4+ minutes to complete

Hi, we are evaluating ObjectDB 2.5.1_04 in embedded mode hoping to replace SQLite in our application. We observed that in our case it takes on average more than 4 minutes to complete the first SELECT query that we run on the DB which contains about 320,000 records of a single type of object. SQLite in comparison responds within few seconds on average with the same number of records. We hope to receive your recommendation on how to improve this result with this post.   Test System ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
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Glassfish 4 AbstractMethodError: com.objectdb.jpa.EMF.createEntityManager

Hi! I've been trying to get Glassfish 4 (Java EE 7) work with ObjectDB the whole day. It seems to be an error. The same code (adapted to Java EE 6) works perfect in Glassfish 3.1.2.2. I attached the samples as NetBeans projects, so that you could check easier. 1 for GF3 (6) and 1 for GF4 (7). Thanks! ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
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Dirty checking

Hi, wondering if anyone knows the best way to detect which objects have been changed in the database. ie: which objects, and which collections of objects, have been dirtied.     ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
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The server cannot start in CentOS

Hi, I try to run ObjectDB from Linux, but failed. My command is: java -cp objectdb.jar com.objectdb.Server start The result is attached. After typing the command, the system seems halting. ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
issue

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:\Hummingbird\Objectdb\db\coreSystemDb.odb' is opened by 11028@wzbhb101 [2017-07-10 21:07:23 #2 server] Server on port 3333 has started by 11028@wzbhb101 [2017-07-14 07:08:38 #3 store] SectionClassifier: SectionClassifier{2->merger[2699]-missing:1} [2017-07-14 07:09:08 #4 store] SectionClassifier: SectionClassifier{2->merger[2699]-missing:1} ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
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ClassCastException on SELECT NEW ... after UPDATE over Java RMI

Hi, we are using ObjectDB 2.5.4_04 on Linux. Our application, which uses ObjectDb as a DB, exposes a Java RMI interface which allows remote RMI clients to run JPQL queries on the DB. The application internally runs SELECT NEW ... queries. For example: ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
issue

ObjectDB can't be activated

Hello, we are trying to activate objectdb on a virutalized debian 7 server, but do not have any success. Steps we made to activate the server: ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
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New to Product & Having An Issue

Greetings ObjectDB Users! I'm new to the product, and I've setup a simple test after reading the tutorial, and I'm running into some issues with queries, specifically querying by primary key.   I have a domain object class Called Department, which has a member of type DomainId.  DomainId has two member fields:  String accountId and String objectId.  The following code shows these two classes.... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
issue

Issue with DISTINCT Select

It is getting more and more frustrating :( We've introduced distinct select instead of regular selection in our code (no changes else) and suddenly receive invalid identifiers in queries exceptions in various queries. Here's the stacktrace: ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...

 
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Possible cause for "Enhancement of type ... is old and cannot be used"

We get the following log: ... insert formatted lines (e.g. Java code , stack trace ) - select a style in the toolbar and then insert the text in ...