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impossible to drop a table with 50 million objects

when trying to execute in explorer (max heap size 1GByte) delete from LogEntry l it comes up with a Java heap error after 20 minutes of executing. How to empty such a table ? hgzwicker Hans-Georg ... . Accordingly you can try running the Explorer with this setting (-Dobjectdb.temp.page-file=true). support Support

Unable to convert 1.x odb file to 2.x

made screenshots from old and new Explorer to show this one object which I described in original ... a sample database that demonstrates the problem in order to explore it, and it is unclear

Embedded in JDO metadata not working in objectDB 2.x ?

. Additionally I see in the DB Explorer every class as not embedded, with own extent and OID for every instance ... the Explorer and can not make a query on them. jakab Gergely Jakab Try running the delete query from a small

Problem with @OrderBy

When I use @OrderBy and supply multiple order fields I get and error when ObjectDB Explorer expands a instance of the entity. Example code: @Entity @Table(name="Defects", schema = "myDB") public ... on the console where I started the Explorer Th error that seems most informative is: Exception in thread

ObjectDB 2.2.5

Added support of navigation through collections (as a JPQL extension). Added version display to the Server and Explorer About dialog boxes. Fixed an UPDATE/DELETE query bug in client-server mode. Fixed an ArrayIndexOutOfBoundsException in retrieval of large objects. Fixed Explorer display of user

queries under 2.7.6_4 significantly slower than under 2.7.6

. To see how it works you can try the following 2 queries in the Explorer (with build 2.7.6_06) : Query ... . The [[...]] format for hints is only in the Explorer. In the code you can write:     query.setHint("objectdb

cannot delete objects after crash (see issue 2283)

after the crash we cannot delete specific objects, see screenshots of explorer. Database will be soon available (size 5.561.119 KB) on hummingbird-systems.com, user/pw your db name, main menu option ... completes please post its output. Exploring the cause of the recovery failure is still in progress

ObjectDB 2.3.5

Added support of DATE(...) and TIME(...) methods in queries. Added new Explorer and Server exe (for Windows 7 and 64 bits). Fixed handling a Calendar parameter value in criteria queries. Fixed using ... display in the Explorer schema window. Fixed merging a new entity object with application set primary key.

ObjectDB 2.3.1

Added support for using ObjectDB with JBoss AS 7.0. Sample databases (world.odb, points.odb) included in ObjectDB distribution. New default Explorer colors (apply with Tools > Options > Fonts > Reset All). New menu for accessing local databases (in $objectdb/db) in the Explorer. Improved

each 1-2 days objects on some objectdb level lock/block each other

to explore the thread dumps. Obviously there are places for improvement but according to the analysis ... server (after shutdown of our system it was not even possible to open the database with the explorer

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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