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remove & persist in same transaction => Attempt to reuse an existing primary key value

(A) with additional data that use an existing ID of another Entity (B) from another class (another table). On this point we get no conflicts. If we remove additional data for Entity (B) and then the special Entity (A) is empty, we remove the special Entity (A). If we add additional data for Entity (B

Explorer in 2.3

data and Strings. After playing with it for a while, here is a list of additional features I'd love ... . Again, many thanks for a tremendously useful new addition to ObjectDB. Carl FastModel Ben Schreiber ... the results by id ranges (adding additional top levels to the tree, similarly to viewing a very large array

Empty temporary dat files in the temp folder

rollback the transaction and closing the EntityManager. In some scenarios we use additional databases ... the observed use case the database’s are very small (main DB ~ 3MB and three additional DB’s with just 1 MB) If we access entities from one of the additional DB’s we get five new pagesX.dat files (each

2.7.3_03 Erroneous "Attempt to modify a primary key of a managed object"

_03 (and 2.7.3_05), but apparently it exposes an existing problem, due to an additional new check ... the primary key into an additional indexed field? Primary key fields are already indexed (and with a primary index, which is usually more powerful), so what are the benefits of having that additional

Out of memory

but it is unclear what share can be released by the GC and what cannot be released. In addition, please post ... . The page cache is about database size, so it's ok. As I understand, additional 100MB of cache ... Walkowski The additional 100MB is for various tasks, including cache of query programs and query

Eclipse/JPA database tutorial

? Do you get any additional text in the error? Can you post a screenshot that shows the error? In addition ... ServletContextListener { In addition, the guest.jsp file was located in WEB-INF. You should move it up to WebContent

Mismatch client-server protocol prefix

traces do not mention ObjectDB. In addition to checking the database file with ObjectDB Doctor ... at all. We only converted our WAR to a standalone runnable WAR with embedded Tomcat. In addition we converted ... .2_06. In addition I compared the spring configuration of this project with other projects. I think

evictAll() behavior

the configuration possibilities. In addition, currently the L2 cache is disabled by default. support ... are not enhanced - enhancing them could solve the problem without any additional action (such as evict ... must give additional option? To Enhance classes in load time i did sth like this com.objectdb.Enhancer

queries under 2.7.6_4 significantly slower than under 2.7.6

of these logs that show deep query plan checks (and are new in 2.7.6_04)? In addition ... this specific case. The problem is not with build 2.7.6_01 (as it is justified to examine additional ... by using additional statistic information. To benefit from these changes ObjectDB must collect

Server out of memory exceptions

the threads are not exiting and this is a problem with the test. I'll check this... Are there additional ... additional memory, so server side OutOfMemoryError when heap size is limited to 256MB ... databases you should have about 320K PAG instances. Additional PAG instances are created for operations

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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