ObjectDB ObjectDB

Internal Website Search

81-90 of 200 resultsRefresh

Performance problem

.createEntityManagerFactory(             "objectdb://;user=admin;password=admin ... =         Persistence.createEntityManagerFactory(             "objectdb://;user ... or need information for a particular user. For example we have a class user which has attributes

Trouble bug on explorer

.PersistenceException Failed to set numeric value of field field model.User.gid using enhanced method ... .objectdb.o.UserException: Failed to set numeric value of field field model.User.gid using enhanced ... .lang.IllegalArgumentException at model.User.__odbSetNumMember(Unknown Source) at com.objectdb.o.UMR

Unable to convert 1.x odb file to 2.x

) Broken references have been found:   Type eu.extech.quant.data.user_attribute.UserAttributesMap ... the log file: [2014-05-06 10:58:29 #53 type.registry] New type eu.extech.quant.data.user_attribute.UserAttributesMap [2014-05-06 10:58:29 #54 type] Type eu.extech.quant.data.user_attribute

Object explorer cannot open odb file. ObjectDB many-to-many relationship

in attachement) @Entity public class User {     @Id     private String code;     @OneToMany(mappedBy = "user") @MapKey     private Map<Assignement.PK, Assignement> assignements; } @Entity ... = false)     private User user;         @Id @ManyToOne(cascade = CascadeType.ALL, optional

Handling deleted references

the following hierarchy: class User { Profile profile } class Profile { ... } Whenever the profile of a user is set to null we create a new (default) one to achieve that each user ... initial values and no version. To simplify the use case I added a @PostLoad method to the User class

JSON serialization and __odbHidden members

). Here's my class: public class User implements Serializable { private Long id; private LoginInfo ... ; private Profile profile; private List<Comment> comments = new ArrayList<>(); public User ... (String eMail & password with relevant getters/setters) RESTful service class: @Path("/user

Replication error on slave restart

="50" user="true" password="true" /> <log path="$objectdb/log/" max="8mb" stdout="false" stderr ... > <connection port="6136" max="100" /> <data path="$objectdb/db" /> </server> <users> <user username ... " /> </user> </users> <ssl enabled="false"> <server-keystore path="$objectdb/ssl/server-kstore

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

" threshold="256mb" /> <network inactivity-timeout="0" /> <url-history size="50" user ... .odb;user=admin;password=admin" /> </server> --> <users> <user username ... " /> </user> <user username="$default" password="$$$###"> <dir path="/$user


Method javax.jdo.PersistenceManagerFactory void setConnectionUserName( String userName ) Set the user name for the data store connection. Parameters: userName - the user name for the data store connection. Since: JDO 1.0


Method javax.jdo.Transaction Synchronization getSynchronization() The user-specified Synchronization instance for this Transaction instance. Returns: the user-specified Synchronization instance. Since: JDO 1.0

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.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support