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Opensource ObjectDB

will not have the exact restrictions that the free edition of ObjectDB 2.0 has, and more customers

Drop the entire database, Change the schema

is enabled: <extensions drop="temp,tmp" /> This is a defensive restriction to avoid deleting

Documentation problem - license does not match implementation

The license page says: "ObjectDB can be downloaded and used at no cost (including commercially) with the restriction of maximum 10 entity classes and one million entity objects per database file." I was well into a rather large project when I discovered, much to my horror, that the free license

Questions about the server license

), but restricted to a specific computer. A site license is also for life (no expiration) and not

Is there a function of "drop table" or "delete from table"?

resettable by restricting this risky operation to databases with specified file extensions. See this forum

ObjectDB 2.x is working without any activation code

objects, except in some environments in which these restrictions are not applied

How best to unbind all names?

supports indexes. The only restrictions are in the number of classes (10) and objects (1000000

OEM enhancing

they should be enhanced to avoid the restriction of one million instances in the database (on end user machines). support Support

Working with a cleared cache

restrictions on code in JPA/JDO lifecycle event callbacks. ObjectDB should produce better error

ObjectDB 2.8.7

Added an option to slow backup (see feature request #2681). Added an option to view old type versions in the Explorer (-Dobjectdb.ui.debug=true) Improved the Doctor (see issue #2691). Improved performance following a large eager fetch (issue #2694). Restricted waiting time on closing a database

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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