About results

forum_thread

Entity name

2. Object creation I created a class named EBResult which looks like this: @Entity(name="RESULT") public class EBResult extends Pojo implements Serializable{..... In ObjectDB-explorer (which is part of ObjectDB library) I expected to see an object named "RESULT" due to class annotation @Entity(name="RESULT"). Instead I see following: #1 2017-02-10 17:28 Hello !! I am new in JPA / ObjectDB development and I have many questions:   ...

 
release

2.6.4

... in handling large objects with long primary keys as query results ( issue #260 ). Fixed detachment of embedded objects to ... Fixed a bug of returning managed hollow objects in query results. Fixed an error message for invalid DELETE query ( issue ...

 
forum_thread

Beginners questions

Hello !! I am new in JPA / ObjectDB development and I have many questions: 1. If I understood correctly, ObjectDB is an implementation of JPA standard (currently 2.0)? 1.1. Is ObjectDB on the same level like Hibernate with only difference that Hibernate stores the data in a RDBMS and ObjectDB has its own format?   #1 2017-02-10 13:12 Hello !! I am new in JPA / ObjectDB development and I have many questions:   ...

 
tutorial

Step 4: Create an ObjectDB Data Set

Explains how to create an ObjectDB data set for BIRT reports.... ): You may click Preview Results  to see the query results: Close the dialog box by clicking the ...

 
api-jpa

getResultType()

Return the result type of the query or subquery.(Method of javax.persistence.criteria.AbstractQuery)

 
api-jdo

setRange(fromInclToExcl)

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

 
api-jpa

groupBy(grouping)

Specify the expressions that are used to form groups over the query results.(Method of javax.persistence.criteria.CriteriaQuery)

 
api-jdo

setRange(fromIncl, toExcl)

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

 
forum_thread

Does aggregate function "greatest" work on entity objects?

do not come to the function "compareTo" @Entity public class ChatHistoryItem extends AbstractObject implements Comparable {     private static final long serialVersionUID = 1L; #1 2013-08-01 11:39 Does aggregate function "greatest" work on entity objects? do not come to the function "compareTo" ...

 
api-jdo

addSubquery(sub, variableDeclaration, candidateCollectionExpression, parameters)

Add a subquery to this query.(Method of javax.jdo.Query)