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6

Error in reading Enum in JPA - Failed to read using reflection

I have created a very simple Entity User which has an enum Status (INACTIVE, ACTIVE). When an entity User is created, everything looks OK and I have seen on explorer that User is created as expected ... of field com.xxx.User.status using reflection caused by.. java.lang.IllegalArgumentException: com
6

Eager Fetch is not stable for collection or map types?

.And we still found that the storage is stable when we not use generic, such as "private List users = new ArrayList();" instead of "private List<User> users = new ArrayList<User>();". The code about entity
6

OptimisticLockException

to the user if it tries to commit changes on a document that has been concurrently changed by ... to the user if it tries to commit changes on a document that has been concurrently changed by ... state machine, and it's not acceptable to do a round trip to the user, so that doesn't help
6

Unable to update a OneToMany Set

.java file. I don't get any error, I just can't make company.users List to point any user. I can add users and companys, but I can't get that relationship working... I also attach a cap ... for the stupid question. All I needed to do is a em.merge(company) once added the user to the company to attach it again... elnll002 Facundo Curti
6

First query takes 4+ minutes to complete

="50" user="true" password="true" /> <log path="$objectdb/log/" max="8mb" stdout="false" stderr ... " /> <!-- <replication url="objectdb://localhost/test.odb;user=admin;password=admin" /> --> </server> <users> </users> <ssl enabled="false"> </ssl> </objectdb
6

persists and update together ?

and this will reduce finding same object again. On jpa :     User obj2 = ...; User usr2 = entityManager.find(User.class,user.getGid()); if(usr2 != null) {     entityManager.refresh(obj2
6

Modifying something with Explorer -> app JPQL with Enum doesn't work anymore

application or by a simple activity in the Explorer. We understand that it is easier for users ... your instructions, but this demonstrates one of the problems with web applications that users upload ... a very happy user, I created the wiki page for "objectdb" on stackoverflow (https://stackoverflow.com/tags
1

How to change properties in urls2.xml ?

see it exists a file name "urls2.xml". <url><main>/var/lib/tomcat7/db/myDb.odb;user=admin;password=admin</main><alt>objectdb://127.0.0.1:38059/;user=$code;password=a2e54ea3-d889-41a7-953c-dabc42877742 ... and their port / user / password properties. I have no control on the port and password used. :( Does
1

ArrayIndexOutOfBoundsException: -1

.PersistenceException Attempt to commit a transaction after failure in writing to database file 'C:\Users\Home ... after failure in writing to database file 'C:\Users\Home\workspace\Object.Test\test\persistTest.odb ... ) and it should serve the right version of every page for every user (depending when the operation has started
1

Best practise loading big data

for you on our ftp server. Server: ftp.btc-es.de User: objectdb PW: ht815$M4 I will upload the heap dump soon ... () { System.setProperty("objectdb.conf", "C:\\Users\\developer\\Desktop\\objectdb.conf ... bit, executables, Matlab Scripts, external libraries) that runs on a variety of user machines

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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