Home » Search

About auto

1-10 of 104Refresh
Manual
286

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
JPA Doc
61

GenerationType.AUTO

Enum 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
JPA Doc
59

FlushModeType.AUTO

Enum Constant javax.persistence.FlushModeType AUTO (Default) Flushing to occur at query execution. Since: JPA 1.0
Manual
28

Entity Management Settings

" />    auto" on-persist="false" on-commit="true" /> The auto") specifies if persist operations should always be cascaded
Manual
28

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
Forum
20

"Unsupported auto value type java.lang.String" when persisting new instance

I 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
Forum
19

auto generate timestamp

Hi 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   Yes, currently
Forum
19

auto-generated uuid fields

Hello, we're porting a JDO application to ObjectDB which uses uuid-hex generated values. However the page on generated values in your JPA tutorial only mentions numeric generated values, and when we try to use it the error message seems to imply that auto-generating strings isn't supported
Forum
19

explorer feature request: ability to auto refresh

Request for feature: Ability to auto-refresh an explorer view, say at regular intervals of a few seconds. (at a minimum one ought to be able to manually refresh, for example the list of persistent types). additionally, it would be useful to be able to view an embedded database (read only mode
Forum
19

Newbie : How to return the auto-generated ID

Hello, I am new to this community, as well as JPA and ObjectDB. I want to read the auto-generated ID when I persist a new entity (with @Id @GeneratedValue annotations applied). I am following the following link : http://www.objectdb.com/tutorial/jpa/eclipse/web/entity Thanks. The id is available in