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InternalError on query of empty database

, Query I'm running is: SELECT DISTINCT $1 FROM CDI $1 JOIN $1.attributeList $2 JOIN $1

Why the internal error was thrown?

            .getModelElementsByQuery("select distinct m from " + PoolImpl.class.getName() + " m", PoolImpl

ObjectDB version 2.1 has been released

). Fixed a bug in distinct queries (duplicates due to bad optimization). Fixed a bug in viewing TreeSet

How to convert a boolean to an int in the query?

DISTINCT m FROM Person m LEFT OUTER JOIN m.answers answers LEFT OUTER JOIN answers.persons

New issues with queries using build 2.7.6_08

DISTINCT verdict FROM com.btc.ep.analysis.verdict.bl.internal.dmos.VerdictImpl as verdict, com.btc.ep ... : SELECT DISTINCT verdict FROM com.btc.ep.analysis.verdict.bl.internal.dmos.VerdictImpl as verdict

Memory leak in com.objectdb.o.CST

You have 168 EntityManagerFactory instances. Do you access 168 distinct databases concurrently? If not

Error reading UTF string (Serialized Objects in Explorer)

This is the message I get for attached db and this query: SELECT DISTINCT $1 FROM com.lexware.vereinsverwaltung.verein.mitglied.Mitglied $1 WHERE ((($1.qubletID=278) AND NOT (((com.lexware.vereinsverwaltung.abrechnung.api.model.mitglied.MitgliedDebitorenKontoFragment) $1.qubletFRAGMENTMAP

Unexpected query token - AS

We have an issue with following query: SELECT DISTINCT instance, instanceEntryArtifactSet, artifact FROM com.btc.ep.engine.bl.internal.dmos.EngineInstanceImpl AS instance JOIN instance.artifacts AS instanceEntryArtifactSet , com.btc.ep.engine.bl.internal.dmos.ArtifactImpl AS

Issue with UPPER ?

may generate duplicates. The second query with a small change, COUNT(distinct $1), returns 100. support

ObjectDB 2.2.7

Added support of report generation using BIRT. Fixed a bug in query optimization of DISTINCT. Fixed a bug in keeping removed entity object in the L2 cache. Fixed orphan removal of owner entity object in bidirectional relationship. Fixed an "Attempt to persist a reference to a non managed instance

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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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