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8

Failed to read DB file while online backup is running

order to explore this issue, including range of affected ObjectDB versions. support Support I finally
8

Unable to execute update query

to update by specifying an id ranges it works. mosi0815 Ralph Moser Unfortunately we cannot reproduce
8

About LIMIT and OFFSET as query tokens

Thanks you in advance mgarciat Miguel In JPA you specify a result range using setFirstResult and setMaxResults. support Support Thanks you!!! mgarciat Miguel
8

Problems down-casting in WHERE clause

JOIN definition (such as e.messageList), and ((Practice)e).messageList is not a valid FROM/JOIN range
8

LIMIT or TOP functions

Is there LIMIT or TOP functions in object db? If so can you provide some examples? vinodh vinodhkumar You can set query result range by using the setFirstResult and setMaxResults methods. You can find more details and an example in the manual. support Support Thanks. This solved my purpose. vinodh vinodhkumar
8

Processing thread count for 8-core server

the range of 15-30 threads, but choosing the best value will require some tuning tests on your side, since it depends on the specific application. support Support
8

Composite Index error 328

ObjectDB in the future as it may be useful for some range queries. support Support
8

Grouping by date()

the 0-23 range. support Support Thanks for the fix. New version works well. lwalkowski Lukasz Walkowski
1

ObjectDB 2.7.5

Improved recovery from failure when recovery is enabled with no sync (issue #2293). Added support of using JDO listeners with JPA EntityManager. Added debug logging got persist cascading (issue #2299). Fixed a bug in restricting server access to a range of IPs (issue #2292). Fixed a bug in
1

Sort of very large objects - out of memory

were either ascending or descending, since then a range query could just pick the first or last entry in

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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