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How to apply Unique constraints on embedded fields?

class A. Something like: @Entity @Unique(members={"b.c.values"}) @Entity public class ... you its working. but my requirement is something like this @Entity @Unique(members = { "b1.c.values ... Source) Manoj Manoj Kumar Maharana These are my sample classes. @Entity @Unique(members = { "b1

composite index not used in query

we defined a composite index for class Action: @Index(name="ssst",members={"startDate","state ... (name="ssst",members={"state","subType","type", "startDate"}) or any other order in which startDate ... . support Support the sequence of the index members is the key, thanks hgzwicker Hans-Georg Zwicker

Error during cascaded merge

({     @Index(members = {"lastPosition.receiveTime"}),     @Index(members = {"lastMovingPosition ... () {         return channelConfigurationSets;     } ... } @Entity @Index(members = {"unit", "configDate

em.flush(); em.clear(); loosing data and not persisting managed objects

/> <navigations> <addDate member="addDate" memberType="java.util.Date" id ... ="0" ext="1"> <member exp="$1.addDate" type="java.util.Date" var="1" directVar ... ($1.addDate)" type="java.util.Date" var="1" directVar="0" ext="1"> <member exp

New to Product & Having An Issue

have a domain object class Called Department, which has a member of type DomainId. DomainId has two member fields: String accountId and String objectId. The following code shows these two classes

Executing JUnit "all tests" throws "Object ... belongs to another EntityManager" Exception

the Symbol class, which has a private non-static member named string but a few static members too). I'm

Problem witch CriteriaBuilder isMember(..)

you for your report. Please try build 2.6.4_08 which fixes an issue of using MEMBER with embedded ... has different members, but the same size. List<Testclass> uid1_list = .. new Testclass(1,1), new Testclass

100% CPU when using multiple BETWEEN

Hi, we are evaluating ObjectDB 2.5.1_03 in embedded mode. We have a DB of about 2800 instances of a class that has two java.lang.String members: toExtension and fromExtension. There are other members in the class, but not relevant to the problem. A query like this causes the java process to start

LEFT JOIN FETCH over empty embedded collection returns no results

First of all, thank you for promptly implementing JOIN FETCH over nested paths in response to my inquiry a few months ago. However, I have run into one problem: if an embedded collection is empty, but I attempt to LEFT JOIN FETCH all the members of a collection within a (non-existent) member

New issues with queries using build 2.7.6_08

.execution.ExecutionConfigImpl as config WHERE execution MEMBER OF ?1 AND execution.verdictID = verdict ... .internal.dmos.execution.ExecutionConfigImpl as config WHERE config.uid = '23A' AND execution MEMBER

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.

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