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https://issues.apache.org/jira/browse/OPENJPA-2185?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Richard Zowalla updated OPENJPA-2185:
-------------------------------------
Fix Version/s: 4.2.0
> Exception when @SequenceGenerator is used with DerbyDB
> ------------------------------------------------------
>
> Key: OPENJPA-2185
> URL: https://issues.apache.org/jira/browse/OPENJPA-2185
> Project: OpenJPA
> Issue Type: Bug
> Affects Versions: 2.2.0
> Environment: Java SE
> Reporter: Lucas Smith
> Priority: Major
> Fix For: 4.2.0
>
>
> When I want to use @SequenceGenerator I get the following exception:
> Exception in thread "main" <openjpa-2.2.0-r422266:1244990 fatal user error>
> org.apache.openjpa.persistence.ArgumentException: Error instantiating named
> sequence "COMPANYSEQUENCE": Your database dictionary does not support native
> sequences. To tell the dictionary how to select sequence values, use:
> openjpa.jdbc.DBDictionary: NextSequenceQuery="SELECT NEXT VALUE FOR
> "COMPANYSEQUENCE"
> Where the above string is replaced with the proper SQL for your database.
> at
> org.apache.openjpa.jdbc.kernel.NativeJDBCSeq.endConfiguration(NativeJDBCSeq.java:182)
> at
> org.apache.openjpa.lib.conf.Configurations.configureInstance(Configurations.java:518)
> at
> org.apache.openjpa.lib.conf.Configurations.configureInstance(Configurations.java:443)
> at
> org.apache.openjpa.lib.conf.Configurations.configureInstance(Configurations.java:423)
> at
> org.apache.openjpa.meta.SequenceMetaData.instantiate(SequenceMetaData.java:293)
> at
> org.apache.openjpa.meta.SequenceMetaData.getInstance(SequenceMetaData.java:263)
> at
> org.apache.openjpa.jdbc.meta.MappingTool.addSequenceComponents(MappingTool.java:628)
> at
> org.apache.openjpa.jdbc.meta.MappingTool.addSequenceComponents(MappingTool.java:600)
> at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:484)
> at org.apache.openjpa.jdbc.meta.MappingTool.record(MappingTool.java:455)
> at
> org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.synchronizeMappings(JDBCBrokerFactory.java:160)
> at
> org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.synchronizeMappings(JDBCBrokerFactory.java:164)
> at
> org.apache.openjpa.jdbc.kernel.JDBCBrokerFactory.newBrokerImpl(JDBCBrokerFactory.java:122)
> at
> org.apache.openjpa.kernel.AbstractBrokerFactory.newBroker(AbstractBrokerFactory.java:209)
> at
> org.apache.openjpa.kernel.DelegatingBrokerFactory.newBroker(DelegatingBrokerFactory.java:156)
> at
> org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:227)
> at
> org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:154)
> at
> org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:60)
> The solution is to add:
> <property name="openjpa.jdbc.DBDictionary"
> value="derby(NextSequenceQuery=VALUES NEXT VALUE FOR {0})"/>
> (not SELECT NEXT VALUE FOR {0} as it was suggested)
> to persistence.xml.
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