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Tutorial
8

Step 3: Add a Context Listener Class

and the database - when the application stops (contextDestroyed). The next step is adding a servlet class that will manage the guestbook page.
Issue
5

Unexpected exception (Error 990) on find

) [2] Unexpected total page count: 206592 (expected 206563) BTree Value Errors ... ) Page Relation Errors -------------------- [1] Page #96658 unexpected exception: null [2] Page #96658 last key is null, parent page #144908 next key is 'Elementarprodukt:400000100465140:7:1:' [3
Forum
4

JPA query of a Set of terms

? For example, suppose I have a table that maps a search terms to pages: @Entity public class SearchIndex { @Index SearchTerm term; @Index Page page; } Now suppose I have an array ... that are already persisted. em.createQuery(     "SELECT DISTINCT si.page FROM SearchIndex si
Forum
4

Soft Reference Object Cache Recommendation

cache and use 1 MB for the ObjectDB Datastore page file cache with page file size of 64 KB.  Here are relevant objectdb.conf settings: page="64kb" /> page file cache keeping strong references to the pages that comprise the data
Forum
3

ObjectDB's Database Doctor Incorrect Error Report

. Have you set the database page size to 256KB? The maximum supported page size is 64KB, but unfortunately ... there will be a clear limit of 64KB. Thank you for this report. To avoid this error use page size of 64KB or ... page size?  For my use case, this would make 4 less disk accesses in the Amazon AWS EC2 provisioned
Issue
3

Use temporary files to enable very large transactions

. the total size of database pages that have to be replaced) is limited by the JVM heap size. Supporting ... that can address your needs. Particularly the unlimited size. The memory problem is with Page ... to support unlimited number of Page instances. Regarding a new maximum for transaction size. In the long term
Issue
3

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

thread dump shows a page cache lock (0x00000000b6681e10) by one thread. The second thread dump ... " resize="256kb" page="2kb" />
Forum
2

Join performance in Objectdb

SELECT count(e) FROM Meta e, ImageNet i, Page p WHERE e.idImage=i.id AND e.idPage=p.id; So simple ... recommended when using JPA. It seems that a Meta instance holds the IDS of an Image and a Page instances ... ) FROM Meta e, ImageNet i, Page p WHERE e.image=i AND e.page=p Anyway, this still doesn't justify
Issue
2

[ObjectDB 2.6.9] Unexpected exception (Error 990)

] cl.intelidata.jpaodb.Movil - Unexpected object count: 142351618 (actual 142351616) Page Relation Errors -------------------- [1] Page #36099460 unexpected exception: null [2] Page #36099460 last key is null, parent page #43650945 next key is ('3.203.10.00.100000','95798112',2421822 8) [3
Issue
2

Database access error , Doctor hanging on trying to repair, production shutdown at our biggest customer

.ObjectProperty   - Unexpected object count: 49830620 (actual 49830619) Page Content Errors ------------------- [1] Page #16748245 has a non first section entry (at entry 1). Index Errors ------------ [1 ... : Page#7880349 5:194359909 0/2 0+1954/2699 ... The main error message may possibly reflect