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Evaluation License

) with no license key. As noted on the license page :     ObjectDB can also be used freely ... commercial license, as explained on the license page . Larger companies are required to purchase a license ... when the license page included the following paragraph (to which the answer refers): "If you are a single

zip file or JAR manifest missing

; while (--iCnt=0){    trans.begin();    Page uri = new Page ();    uri ... ; SingleManager.close(); } public static void main(String[] args) {   SingleManager.clearDB(" Page

Database corrupted after schema change

database structure... 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Page Content Errors ------------------- [1] Page #19753 entry 0 has unexpected field count (7 instead of 5) 0. oid = '567651' 1. deleted ... .analyzer.advanced_selection.RackCategorySelectorPanel$1'   eu.extech.quant.TC(624):567651 [2] Page

ObjectDB CRUD Examples

these manual pages . We do not have specific NetBeans examples in addition to  the tutorials ... if you do not have prior experience with JPA. For example a few pages before the CRUD section on this page

Cache usage

Zwicker The heap dump shows usage of several ObjectDB caches: Page Cache (processing cache="2048mb") It seems that when the heap dump was taken the size of the database page cache was about 1.4GB ... all the free RAM for database file pages , so if you have sufficient free RAM it is expected to be used

IN expression in a Criteria Query

Hello, I am trying to migrate my Spring project from Hibernate to ObjectDB. On ObjectDB page ... Milan Fabian  On ObjectDB page , it is written that ObjectDB is 100% compatible with JPA ... I couldn't find the statement any more, I probbably saw it on some unreliable page , sorry

Homepage and forum nearly inaccessible

-Georg Zwicker I'm guessing that the cause of the page delays is already known, but as ... search requests (to our internal website search box) in order to index search result pages from ... ! Yesterday and today, the average page load is 15 seconds from Denmark. Very few times it's below 5

Ram allocation

.selmanovic Nedim Selmanovic Theoretically, the main ObjectDB page cache can use 4TB with the default page size of 2KB (and up to 128TB using an increased 64KB page size). However, as

Iterating over large result set

Hi, Few days ago I was writing some code to iterate over quite a large dataset. Fitting those data in memory was quite a challenge even with 3GB heap space. So I did paging using two loops. for (int page =0; page

Query performance in general

- maybe you can clarify some of them: Database file page size: the default is 2kb ... better with bigger page sizes (e.g. if an Entity has 'a lot' of member fields)? Order in WHERE clause ... your questions: The page size may have some effect, but probably minor, so this is probably not the cause

Not Enhanced: ...: com.objectdb.o.TEX: Type ..._$$_javassist_1 is not found

Hello! ObjectDB logs these errors when I start the app and open the log in page . (see attachment ... through @Inject. Both are not entities or anything related to ObjectDB. AuthB is used in a JSF page for login ... on User (an ObjectDB Entity). These errors appear when I just navigate to the page , so when AuthB

java.nio.channels.OverlappingFileLockException

. pages .base.BasePage. (BasePage.java:71) at net.pocketservices.athene. pages .base.UserPage. (UserPage.java:22) at net.pocketservices.athene. pages .user.LoginPage. (LoginPage.java:27) at java.lang

EM close causes an exception

information: It is related to using a special mode, enabled using the "objectdb.temp. page -file ... Windows we don't have problems. If we remove the option System.setProperty("objectdb.temp. page -file ... System.setProperty("objectdb.temp. page -file", "true"); System.setProperty("objectdb.temp.no-temp

Explorer in 2.3

servers, it may be faster for local files. 3. On the Query page , please add a checkbox to request ... collection). The features above are described in the Explorer page in the new 2.3 manual. In addition

ObjectDB embeddable Springboot

has a client-server mode (like MySQL), but also an embedded mode (like Derby). See this page .   ... (see supported types ). How do you create multiple dbs. See this documentation page .  Finally

TemporalType injection with Calendar using JPA

that this could be confusing. However, that  page starts with the following definition:      ... . The rules for primary keys are more restrictive, as explained on the primary key page . Probably

impossible to drop a table with 50 million objects

the database. Alternatively you may try using the undocumented setting of temporary page file ... setting. Accordingly you can try running the Explorer with this setting (-Dobjectdb.temp. page -file=true). support Support

Suspected memory leak

Support The screen shots may indicate a problem in the page cache (which keeps too many pages

UserException - Object User#2 belongs to another EntityManager

Hi! Scenario's steps: 1. User goes to his profile, a JSF page . 2. @RequestScoped CDI bean UserDataB loads the current user of the session at each request, by using @Stateless bean UserC#findUserById(Long id) 3. JSF page's @RequestScoped CDI bean AnotherB loads trades of that user, by using

Error 990... and then new version?

repository page !  It compiles now at least, and hopefully I'll be able to get my incredibly ... was... unhelpful. Allow me to suggest that this page really needs updating! http://m2.objectdb.com/ joshua Joshua Chambers

multi EntityManager with Spring Boot, but 'Too many persistable types (>10)

the activation code in the configuration file.  See this manual page , regarding where ObjectDB ... is same.) any suggestions? Tsu Masaaki Tsugami See  this manual page , regarding where ObjectDB

Optimistic lock failed for object

page . support Support Yep, that's the page that's unclear. dmoshal David Moshal

Updating Entities

of the UPDATE query manual page : Updating entity objects in the database using an UPDATE query ... is a very basic principle of JPA. See this manual page . You should have read it in the manual

Which storage fits best to ObjectDB?

Gergely Jakab The ObjectDB database file is a container of pages , and only pages that ObjectDB needs

Dependency from enhanced classes to the objectDB library

: An unrecoverable error occurred. This form was missing from the server cache. Try reloading the page and submitting again.   And a reload of the page or restart of the browser have the same result

locks on pure query activities

SSD could help. Increasing the page cache may help. By running replications of your database ... we already have a 2GByte page cache for a 30 GByte database file. Should we increase ? Database is on SSD

exceeds evaluation limit Exception

page : ObjectDB can also be used freely (including commercially) under a restriction of maximum 10 ... startup companies may apply for a free commercial license, as explained on the license page . Larger

c.o.jpa.type.EntityTypeImpl.getIdType() returns null

Support sorry, i just checked the download page after my post. i have deployed the 2.2.3_01 version ... repository. Build 2.2.3_01 was added now and it makes sense to keep the download page and the Maven repository synchronized in the future. support Support

How to configure where the ODB is stored?

which the objectdb.jar file is located or the parent directory, as explained in this manual page . On that manual page you can also read how to change the ObjectDB Home. support Support I configured

JBOSS AS7 7.1.1 - Entity not persisted and createNamedQuery fire exception

; It would be appreciated if you could indicate in a page of the site the JEE application servers ... the indication "Tested with Tomcat, Jetty, GlassFish, JBoss and Spring" at page http://www.objectdb.com

how to query by properties of onetomany relations? (Error 990)

on the FROM page of the ObjectDB manual. support Support i just woke up after i a short night and remembered ... is provided on the Query Setting and Tuning page . support Support great, thanks chris Christoph Ernst I'd

multiple connection using share folder

with client-server mode. Run the ObjectDB Server on one computer. See this manual page . Find the ip ... host and port (see this manual page ). Do not use localhost from other computers but an ip address or

Email notification about new build

Just a quick thought. It would be nice to get email notification about new builds. If a new build resolves a problem that I'm not subscribed for, I don't know about it until i check ODB page :) lwalkowski Lukasz Walkowski This is a good idea. It is now set as a website feature request in the issue tracking system. support Support

retrieval again and again started

: RetrievalTask.reportPrimaryResult0: page #2356263, reader.getPos() = 53 or  [2024-07-04 10:07:11 #45 store]  RetrievalTask.reportPrimaryResult0: page #2809028, reader.getPos() = 0 [2024-07-04 10:07 ... :27 #37 store]  RetrievalTask.reportPrimaryResult0: page #720301, reader.getPos() = 1329com

auto-generated uuid fields

. However the page on generated values in your JPA tutorial only mentions numeric generated values ... of the JDO standard you don't support. At the minimum, your documentation page at http://www.objectdb.com ... was added to that documentation page . The issue tracking system enables listing all the unsupported JDO

Negative snapshot user count exception

file size = 297009152, dirty pages = 1, update list s = 2, dirty page map = 1,   FastModel Ben ... new database pages ). Could you please provide more details? Particularly, when did this start

ArrayIndexOutOfBoundException

trace indicates an unexpected exception due to an attempt to locate  a page with a negative ID in the cache, where page IDs are never expected to be negative. Please provide the following information ... . Are there any errors? What is the size of the database? What is the size of the page cache, as

again merger missing logs + objectdb exception

that cannot fit in one database page are split by ObjectDB into multiple sections and each section is stored in a separate page and has a wrapper key that consists of the original primary key of the object ... .reportSecondaryResult: page #21867681, reader.getPos() = 497 [2017-10-17 21:57:29 #97 query] Error during query

DBDoctor BTree Errors

.pool.PoolImpl   - Unexpected page count: 958 (actual 1)   - Unexpected object count: 9043 (actual 1) [2] com.btc.ep.architecture.bl.internal.dmos.pool.PoolScopeImpl   - Unexpected page ... EmbeddedSystems It indicates mismatch in page / object count. Are these 5 entity classes in use

I can't get cascading delete to work in JDO

Objects" on this old documentation page ). Build 2.7.5_04 implements cascading delete in JDO ... at that documentation page as deletion of dependent objects as deletion of dependent elements

ObjectDB needs "insert ignore"

. However, to check if a specific primary key is in use, you may also use find or getReferemce (see this page ... primary key (see this page ). support Support I've discussed "find() cost unreasonable time!". You'd

com.objectdb.o.InternalException: null

) Analyzing database structure... 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Page Content Errors ------------------- [1] Page #10 entry 5 has unexpected field count (1 instead of 12)   se.firstinsurance

Errors in log to repprt

.reportSecondaryResult: page #40133800, reader.getPos() = 62 [2019-09-27 09:49:08 #6 store] SectionClassifier ... .reportSecondaryResult: page #40096905, reader.getPos() = 62 [2019-09-28 06:42:21 #9 store] SectionClassifier

ObjectDB 2.6.4

Added memory only database mode. Added an option to cascade detachment to embedded objects . Added an option to disable reuse of database page objects . Improved release of query resources. Improved ... of embedded objects to collections. Fixed database page objects reuse to release to be cleared

ODB Server tries to write a log file to a weird location

.reportPrimaryResult0: page #5592391, reader.getPos() = 0   thamal Tomas Hamal Regarding the last log message ... : page #5592399, reader.getPos() = 0java.lang.ArrayIndexOutOfBoundsException: arraycopy: last

Error on commit

ID: BTree Name: BTree Page : Request code: ... Please post them. support Support I re-ran ... -04-20 11:56:07 #203 store] BTree Page : 402548 [2012-04-20 11:56:07 #204 store] Request code: 4 [2012

Out of Memory - Slow leak?

for it. felixobjectdb Richard Szurgot In the Class Histogram page in the last zip there are 108,032 ... also the servers, with different configuration ( page cache size, query cache size) for the metadata server

InternalException during EntityManager.find()

safe issue in working with temporary page files (setting "objectdb.temp. page -file", which apparently

Allow to see more records on website

etc. etc.) and to customize that view how many items per page one would like to see.  quasado ... - it was quite easy to implement. You can now set your preferred items per page (10, 20, 50, 100 or

Query fails with failed to read

.reportPrimaryResult0: page #15177817, reader.getPos() = 0 hgzwicker Hans-Georg Zwicker - in the case ... ;RetrievalTask.reportPrimaryResult0: page #15177817, reader.getPos() = 0 This is an old log entry