ObjectDB Database Search

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enhanced object .. NOT enhanced

has _odbTracker field added) So, instead of DB write a standard serialization mechanizm is triggered. Finnally ... (and stack trace if available).  So, instead of DB write a standard serialization mechanizm

Error when trying to open the Explorer (failed to find Java VM)

Hi, I use windows 7 64 bit version. When I'm trying to open the ObjectdB explorer I get this windows error: "Failed to find Java VM".   What is the problem? dreckguy Ophir Haramaty Have you tried both explorer.exe and explorer-b.exe ? Can you write it from the console : java -jar explorer.jar

Complex Schema Upgrade not working

of Contact and Customer in the database, which have to be converted to Address instances, you will have to write some conversion code. support Support

Removing objects where ManyToMany relationships exist

you for your answer and help. Two short follow-up questions: You write that trying to access a removed

Problem on JPA Merge Entity.

. If you can write and upload a simple test program that demonstrates the problem it could help.  

Failed to create a new file 'target\objectdb\log\archive' (error 112)

Hi, we are using ObjectDB 2.4.6_10 (embedded mode). The pre-registration of a data type (see below) fails because ODB can't create a new file in a non-existing folder hierarchy. The user under which the JVM is executed in which the code below is run does have write permissions on the folder

StackOverflowError after commit

.UserException: Failed to write the value of field field com.btc.ep.architecture.virtualcomposed.bl

SSL cannot connect from client StackOverflow error

.getPersistenceManager() On server it keeps writing  SSL Error: Unsupported or unrecognized SSL message

DB Explorer and Doctor unable to open DB file

Hi, one of my DB files can not be open by neither DB explorer, nor the DB Doctor. Both are writing same mistake : ObjectDB Doctor [version 2.5.6_05] Copyright (c) 2014, ObjectDB Software. All rights reserved. ------------------------- No errors have been found ------------------------- com

Evaluation License

return for this help. Possible help includes developing open source tools, writing (tutorials

UTF Error

I tested ObjectDB. When I write JPQL, I get this error. Caused by: com.objectdb.o.InternalException: Error reading UTF string at com.objectdb.o.BYR.U(BYR.java:1217) at com.objectdb.o.BYR.U(BYR.java:523) at com.objectdb.o.BYR.L(BYR.java:504) at com.objectdb.o.QJD.a(QJD.java:241) at com.objectdb.o

Data portability

Solano Martinez At the moment porting data from ObjectDB to another database requires writing

Import data from MySQL

to ObjectDB you will have to write your own conversion program. If you use JPA with MySQL you can retrieve old

zip file or JAR manifest missing

I found the message: Error opening zip file or JAR manifest missing: /E:/projects/ObjectDB/bin/objectdb.jar Some of projects can read the DB, but others can not read or write the DB. Exception in thread "main" [ObjectDB 2.2.5] javax.persistence.PersistenceException Type ItemList is not found

Unexpected output "*** PatternParameterImpl" in the java console

We have an unexpected output "*** PatternParameterImpl" in our java console. Do you know why? Caused by: PrintStream. write (String) line: 603 PrintStream.print(String) line: 745 PrintStream.println(String) line: 882 ThreadPrintStream.println(String) line: 179 TYS.k() line: 199 TYM.Z(boolean

Memory Leaks after COMMIT operation (checked on versions 2.6.5 & 2.6.6.b01)

above ( write a 10-15 Mbytes) need to check remaining memory in any available profiler. Stack trace

java.sql.Time field off by 30 minutes

Hihi, I'm wondering if this is a bug. I have a simple entity with java.sql.Time field. On writing and readback, the field is found to be 30 minutes off. It is observed on objectdb explorer as well. Timestamp works perfectly fine. Ps. dont think its a UTC issue. My system is set at far off UTC

Soft Reference Object Cache Recommendation

the configuration when an active transactions is preparing to write updates to the database

Database corrupted after schema change

{ ... } After this change the app starts, it only reads the objects, no writing happens

Order in WHERE Clause affects behaviour on DATE/DATETIME columns

the query parameter as TemporalType.TIMESTAMP . But when I write following query: Query q = JPA.em

Executing JUnit "all tests" throws "Object ... belongs to another EntityManager" Exception

Good day! I wrote some JUnit tests that create separate objectdb databases and exercise the entities therein (via read/ write operations). The tests run fine individually, but when I run "all tests," one fails consistently with the message: com.objectdb.o._JdoUserException: Object 'actr.model

Retrieve data of all entity classes in a single query

); } } Is there a way to get data of all classes without writing down 10 different queries (i.e. using the for loop

First query before any of the object has been stored

I have some code that, before writing an object via ObjectDB makes a query to ensure the new object is different from what's already stored.  The problem is that, before any instances of that object have been stored, the query generates an exception.  I'd been expecting 

Online Backup in client-server mode

then it is interpreted as the path on the server machine to which to write the backup file and no temporary file

Connecting to a remote objectdb server

version of ObjectDB and extract the zip file. Make sure that everyone has read/ write /execute permissions

virtual servers and one file

disk storage consists of a RAID5 of 4x 2TB SAS-SSDs and brings a write and read performance of 4

Getting com.objectdb.o.UserException:

the location of the log files to another path. Or: Grant the ObjectDB process permission to write to: C

@ElementCollection query returning extra result per element in collection

. After re- writing the test for odb/eclipselink (same test, different EMF) the exact same behaviour is observed. I

Catching exceptions from online backup

it. There is some handling of the exception like writing it into the log file with trace level

objectdb:2.8.4 & 2.6.1.b06 backward compatibility

We are decided to move our products from 2.6.1.b06 to 2.8.4, could you confirm that new objectDb 2.8.4 is fully compatible with many already created databases based on 2.6.1? So, it means that we need to be sure that new objectDb 2.8.4 could read/ write to databases created by 2.6.1. Please confirm

Evaluating ObjectDB for SaaS Application

for the reply.  Why is write limited to master ?  arunjoy Arun Joy An architecture

objectdb (licensed) + github action error

repeating activations on upgrades, but unless you write code to automate activations (i.e. run

Database Files

;   }     } Trianglehead Json Error The default behaviour is to delay writing

Changes in detach behaviour?

. While writing it i found out that it only happens whén I use the enhancer at compile time. I

DB Doctor sets type to "unknown" for new fields

when it will be fixed, but you can use the workaround of writing several lines of code to update the database after adding a new field. support Support

getting "Unexpected total page count" error when diagnosis mu db by ObjectDB doctor.

. This could be caused, for example, if the database is stopped (abnormally) during a writing action, and recovery

How to package orm.xml when using EJB in WAR?

annotated with @Startup can access the database OK for both read and write , suggesting that the orm.xml

Embedded and autosync

this architecture, write operations have to be directed to the master, where read operations

Size of recording directory keeps growing

. If it is "all" you can save a lot of space (and improve performance) by switching to the " write " mode

UPDATE query to set a new field after schema change

updated. This should be fixed in future versions. The workaround is to write some code (even in

Vacuum - Reclaiming Unused Space In Odb

the vacuum. If there is no way to do this other than manually implementing code to read, delete, and write

retrieval again and again started

/ write to disk mechanismns ? We have hundreds of clients  communicating to our core process

Unexpected not reproducable exception in a query

. We can release a new build with writing relevant information to the log when it happens in order

Server NPE

with a server-based database - 2 writing to the db, one reading. I had added an index to a property

Close() Method of EMF throwing "PersistenceException: Connection is closed" on first attempt to close.

and just writing the condition to a log file, because if the database connection is closed, further attempts to close it are not necessary. support Support

Navigation through lazy loading from Detached Objects

and relationships as and when needed. We do not want to write 1000s of dedicated projection

Memory leak in com.objectdb.o.CST

.8.5_04 which should work better. support Support OK Thanks I will try it and write back on results

Unexpected exception (Error 990) - NullPointerException

writing an interceptor annotation that logs all exceptions. Without this interceptor the log file

Error reading UTF string (Serialized Objects in Explorer)

after retrieving the BeitragVertragArt class, changing some fields and writing it back? The fix in _14

ODB Doctor Stops Progressing (runs forever)

had operations resize.  It didn't have write permissions; permission added and ODB Doctor is working