About modify

release

2.0.4

Release date: 2011-01-11 Download (3.4 MB) Binary:  objectdb-2.0.4.zip You should start by following a  tutorial or reading the manual ...

 
forum_thread

Embedable & Reference?

Hi! I've got a situation I do not understand. Assume code like this: ... EmbeddedThing to it. Works okay. Now what I do is to modify the newly added thing by calling something like ...

 
forum_thread

Is 2 level cache in use?

Hi, Is there any way to check, if 2 level cache is in use? Right now I've done two things: 1. objectdb.conf with cache size is placed in WEB-INF directory of my web application. 2. persistence.xml was modified with: #1 2011-05-06 11:55 Hi, Is there any way to check, if 2 level cache is in use? Right now I've done two things: 1. ...

 
api-jpa

groupBy(grouping)

Specify the expressions that are used to form groups over the subquery results.(Method of javax.persistence.criteria.Subquery<T>)

 
api-jdo

setRange(fromInclToExcl)

Set the range of results to return.(Method of javax.jdo.Query)

 
api-jpa

having(restriction)

Specify a restriction over the groups of the query.(Method of javax.persistence.criteria.AbstractQuery)

 
api-jdo

makeDirty(pc, fieldName)

Mark the associated PersistenceCapable field dirty.(Method of javax.jdo.spi.StateManager)

 
api-jdo

makePersistent(pc)

Make the parameter instance persistent in this PersistenceManager.(Method of javax.jdo.PersistenceManager)

 
forum_thread

Best practice: Database update/migration of embedded databases in products

Hello Support, what experience do you have for data migration within a product? An example: There are three versions of a product (v1.0; v1.1, v2.0). In each version, the entities have been modified. Attributes added, removed and renamed. If attributes were removed, then only because the data is now held otherwise. #1 2015-01-14 12:09 Hello Support, what experience do you have for data migration within a product? An example: ...

 
api-jdo

setLongField(pc, field, currentValue, newValue)

Mark the field as modified by the user.(Method of javax.jdo.spi.StateManager)