283 | Auto Generated Values strategies can be used as explained below. The Auto Strategy ObjectDB maintains a special global ... @GeneratedValue with the AUTO strategy: @Entity public class EntityWithAutoId1 { @Id @GeneratedValue(strategy=GenerationType.AUTO) long id; : } AUTO is the default strategy, so the following |
114 | "Unsupported auto value type java.lang.String" when persisting new instanceI don't have a simple test case for this issue, but I'm getting this error: Exception in thread "main" [ObjectDB 2.3.2] javax.persistence.PersistenceException Unsupported auto value type java.lang ... (NetworkInformationDatabase.java:71) Caused by: com.objectdb.o.UserException: Unsupported auto value type java.lang.String |
114 | apache shardingsphere for auto sharding and replication possible ?Hi , i have seen a project apache shardingsphere https://shardingsphere.apache.org/ You can look for detailed. It will be good if you add objectdb support for Apache ShardingSphere So we can use auto sharding and auto replication free... kadirbasol Kadir BASOL This is an interesting option that should be considered. Thanks. support Support |
112 | auto generate timestampHi all, How can I create auto timestamping column? I want the database to generate the timestamp. I tried google but suggested solutions doesn't work in objectDB. http://stackoverflow.com/questions/811845/setting-a-jpa-timestamp-column-to-be-generated-by-the-database - Pawel pawel Pawel Hryniszak |
68 | GenerationType.AUTOEnum Constant javax.persistence.GenerationType AUTO Indicates that the persistence provider should pick an appropriate strategy for the particular database. The AUTO generation strategy may expect a database resource to exist, or it may attempt to create one. A vendor may provide documentation |
67 | FlushModeType.AUTOEnum Constant javax.persistence.FlushModeType AUTO (Default) Flushing to occur at query execution. Since: JPA 1.0 |
67 | ValidationMode.AUTOEnum Constantjavax.persistence.ValidationMode AUTO If a Bean Validation provider is present in the environment, the persistence provider must perform the automatic validation of entities. If no Bean Validation provider is present in the environment, no lifecycle event validation takes place. This is the default behavior. Since: JPA 2.0 |
26 | Entity Management Settings" /> <fetch hollow="true" /> <persist serialization="false" /> <cascade-persist always="auto ... > element <cascade-persist always="auto" on-persist="false" on-commit="true" /> The <cascade ... (whose value is "true", "false" or "auto") specifies if persist operations should always be cascaded |
26 | Setting and Tuning of JPA Queries, which has two values: AUTO - changes are flushed before query execution and on commit/flush. COMMIT - changes are flushed only on explicit commit/flush. In most JPA implementations the default is AUTO. In ... query time flush at the EntityManager level: em.setFlushMode(FlushModeType.AUTO); // Enable |
22 | Feature suggestion: auto-detection of entities via persistence.xml extension.autodetection" value="class, hbm"/> <property name="hibernate.hbm2ddl.auto" value="validate |
