About client

page

ObjectDB License

ObjectDB Purchase and License info page.... ObjectDB databases are managed, but using ObjectDB on client machines merely to access remote ObjectDB databases (for which licenses ...

 
forum_thread

Problem upgrading

Hello! We are trying to upgrade from 2.6.3 to 2.6.6. Now our application throws an exception. It's generating endless log files. I had to turn up Xmx to even see it before the JVM crashes. (Our web framework tried to show the exception on the client) I did a full rebuild of the project. It's using the right version of the enhancer. There are no code errors. If I change everything back to 2.6.3 it starts to work again. Any ideas? Best Regards   Here's a part of the output: ... (Our web framework tried to show the exception on the client) I did a full rebuild of the project. It's using the right version ...

 
forum_thread

auto generate timestamp

Hi all, How can I create auto timestamping column? I want the database to generate the timestamp. I tried google but suggested solutions doesn't work in objectDB. http://stackoverflow.com/questions/811845/setting-a-jpa-timestamp-column-to-be-generated-by-the-database - Pawel   #1 2011-08-11 05:23 Hi all, How can I create auto timestamping column? I want the database to generate the timestamp. ...

 
forum_thread

how explorer queries work

i'm curious as to how the explorer is able to execute queries when its obviously not aware of the object model that i built. the reason is because i have an application where i want to be able to execute somewhat generalized queries and i won't know what classes are in the object model ahead of time. this is especially curious to me in client-server mode since the .jar with the object model classes is on the server side, not the client side where explorer is running. ... ahead of time. this is especially curious to me in client-server mode since the .jar with the object model classes is on the server side, not the client side where explorer is running. i can figure out how to load the ...

 
manual

Entity Management Settings

Explains settings and performance tuning of JPA entities in ObjectDB, the fast Java object database for JPA/JDO.... specifies front end settings that are relevant on the client side and in embedded mode. The default configuration file ...

 
forum_thread

Spring + Maven + persitence.xml

Hi, I tested ObjectDB embedded and it is really fast! Everything worked out of the box. Maven: <dependency>    <groupId>com.objectdb</groupId>    <artifactId>objectdb</artifactId>    <version>2.4.3</version>   </dependency> Persistence.xml ... My goal now is to realize same thing using a client version. I started the server on port 6136. Did not figured out how to ...

 
forum_thread

Log is almost empty (log level 'trace')

Hi, Using 2.4.6_01 version on Linux (2.6.18, VPS)..  Just wondering what should I suppose to see in a log file with a log level 'trace'/'debug'.. Trying to fix an issue that server version sometimes accidentally quits without any notice.. My log file (independently on whats specified in config file) has only database open/close messages, some query.compiler info but nothing more..  Is that right behaviour? Are there are server statistics API/logs available? Regards, ... sudden quit. Does the process exit? Note that in client-server mode you usually have two log files, one on the server side and the other on the client side. If there is a connection problem, an exception stack trace should ...

 
issue

[ObjectDB 2.6.9] Unexpected exception (Error 990)

[2017-03-29 14:04:44 #1 client] [ObjectDB 2.6.9] Unexpected exception (Error 990)   Generated by Java HotSpot(TM) 64-Bit Server VM 1.8.0_121 (on Windows 8.1 6.3). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: null com.objectdb.o.InternalException at com.objectdb.o.BYR.o(BYR.java:113) at com.objectdb.o.BYR.w(BYR.java:206) at com.objectdb.o.VUT.j(VUT.java:350) at com.objectdb.o.RST.C(RST.java:194) at com.objectdb.o.RTT.l(RTT.java:134)... [2017-03-29 14:04:44 #1 client] [ObjectDB 2.6.9] Unexpected exception (Error 990)   ...

 
issue

[ObjectDB 2.4.1] Unexpected exception (Error 990)

Hi, getting this unexpected exception, would welcome advice: ... exception (Error 990)   Generated by Java HotSpot(TM) Client VM 1.6.0_29 (on Windows 7 6.1). Please report this error on ...

 
forum_thread

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

I have a master/slave(s) setup and I am finding on the slaves that the slave client will get this message when trying to establish an EntityManager to the slave: ... setup and I am finding on the slaves that the slave client will get this message when trying to establish an EntityManager to the ...