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First query takes 4+ minutes to complete

> <temp path="$temp" threshold="64mb" /> <network inactivity-timeout="0" /> <url-history size="50" user="true" password="true" /> <log path="$objectdb/log/" max="8mb" stdout="false" stderr="false" /> <log-archive path="$objectdb/log/archive/" retain="90" /> <logger name="*" level

Catching exceptions from client-server mode online backup

); backupQuery.setParameter("target", "relative-path"); backupQuery.setParameter("name", backupSubdir); In case the relative-path is not writable we've get: com.objectdb.o.UserException: Failed to create a new file '/absolute-path/relative-path/database.odb' at com.objectdb.o.MSG.a(MSG

Out of memory

config: <objectdb> <general> <temp path="$temp/ObjectDB" threshold="64mb" /> <network inactivity-timeout="0" /> <log path="$objectdb/log/" max="8mb" stdout="false" stderr="false" /> <log-archive path="$objectdb/log/archive

Query in JPA2 with LEFT JOIN on INNER JOIN

masterPredicate = cb.conjunction(); Predicate predicateOnPath = cb.equal(root.get(Action_.path).get(Path_.id), idPAth); masterPredicate = cb.and(masterPredicate,predicateOnPath); for (int ... where 1=1 and action0_.ID_PATH=14 and actionprof1_.ID=11

Failed to write to ObjectDB log file

to create a log file at the default path. Possible solutions: Change the location of the log files to another path. Grant the ObjectDB process permission to write to that path. Disable logging by specifying an empty path. support Support In my project I want to include objectdb.jar into my jar program

How to convert a boolean to an int in the query?

.createQuery(Integer.class);         Root<City> c = q.from(City.class);         Path<Boolean ... ); Root<Person> c = q.from(Person.class); Path<Boolean> boolApproveEmail = c ... .class); Root<Person> c = q.from(Person.class); Path<Boolean> boolApproveEmail = c

Failed to read DB file while online backup is running

._JdoUserException: Failed to read from file '/path_to_db/dbFile.odb' NestedThrowables: java.io ... to read from file '/path_to_db/dbFile.odb' NestedThrowables: java.lang.NullPointerException at com ... to read from file '/path_to_db/dbFile.odb'" error is happening again, although with different

Configuration and Activation Code in ObjectDB 2.x

of the ObjectDB Manual. The location of the configuration file is discussed in the Configuration Path section ... that i can set the conf file path through System.setProperty("objectdb.home", "/odb"); If i am packing the conf file in my jar file, what should be the path that i should give. And my objectdb.conf file

Connecting to a remote objectdb server

port="6136" max="100" /> <data path="objectdb://db.mydomain.com/db" /> </server ... :     <data path="objectdb://db.mydomain.com/db" /> The objectdb: prefix is used on the client to connect to the database. On the server you just specify an absolute path (or relative, starting with $objectdb

lockfiles in client/server mode

.conf does not help. for example, <temp path="$objectdb/work" threshold="64mb" /> /usr/local/share ... that try using the same directory for their temporary files. Changing the temporary directory path ... this configuration file is probably not used (see rules for the configuration path on this manual page

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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