Charles, thanks a million! Had to set the auto_increment one above the one i
manually inserted, but that fixed. All take note about manually inserting a
entity with an explicit primary auto increment key without using hibernate!
aaron
Charles Girardot wrote:
>
> Hi,
>
> If you have explicitly set the id in your SQL query then you have
> certainly screwed the internal counter for auto_increment. Ie MySQL
> thinks the next id to use is 100 but you have inserted it already.
> Try to reset the increment value for the table in question ie
>
> ALTER TABLE theTableInQuestion AUTO_INCREMENT=100 (assuming 100 is
> currently the highest of your ids)
>
> make a backup of the table just in case...
>
> hope this helps
>
> Charles
>
> On 9 Feb 2009, at 19:59, mettamara wrote:
>
>>
>> Hello all,
>> Sorry to post a basic problem here, but have struggling with finding
>> the
>> answer and not sure if anyone has encountered something similar.
>> Long story
>> short is I had manually inserted an entry directly into a MySQL DB
>> using
>> SQL, the problem is when I attempt to save a new entity through
>> AppFuse
>> using the generic hibernate DAO, the save method (which uses the
>> SaveOrUpdate) on entity throws a synch error/ duplicate key. The
>> hibernate
>> object being save has no Id set by the code and the entity Id is
>> defined as:
>>
>> private Long campaignId;
>> ...
>> @Id @GeneratedValue(strategy = GenerationType.AUTO)
>> public Long getCampaignId() {
>> return campaignId;
>> }
>>
>> I have tried flushing and rebooting tomcat to get the session to
>> resync, but
>> no luck. Any one have any thoughts? Stack trace below (100 is the
>> primary
>> key I entered manually):
>>
>> ERROR (04:26:31,272) [TP-Processor3]
>> AbstractFlushingEventListener.performExecutions(301) | Could not
>> synchronize
>> database state with session
>> org.hibernate.exception.ConstraintViolationException: could not
>> insert:
>> [com.tig.app.model.AdCampaign]
>> at
>> org
>> .hibernate
>> .exception.SQLStateConverter.convert(SQLStateConverter.java:71)
>> at
>> org
>> .hibernate
>> .exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
>> at
>> org
>> .hibernate
>> .id
>> .insert
>> .AbstractReturningDelegate
>> .performInsert(AbstractReturningDelegate.java:40)
>> at
>> org
>> .hibernate
>> .persister
>> .entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:
>> 2163)
>> at
>> org
>> .hibernate
>> .persister
>> .entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:
>> 2643)
>> at
>> org
>> .hibernate
>> .action
>> .EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:
>> 51)
>> at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:
>> 279)
>> at
>> org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:263)
>> at
>> org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:167)
>> at
>> org
>> .hibernate
>> .event
>> .def
>> .AbstractFlushingEventListener
>> .performExecutions(AbstractFlushingEventListener.java:298)
>> at
>> org
>> .hibernate
>> .event
>> .def
>> .DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
>> at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000)
>> at
>> org
>> .springframework
>> .orm
>> .hibernate3
>> .HibernateAccessor.flushIfNecessary(HibernateAccessor.java:390)
>> at
>> org
>> .springframework
>> .orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:
>> 420)
>> at
>> org
>> .springframework
>> .orm
>> .hibernate3
>> .HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:
>> 374)
>> at
>> org
>> .springframework
>> .orm.hibernate3.HibernateTemplate.merge(HibernateTemplate.java:820)
>> at
>> org
>> .appfuse
>> .dao.hibernate.GenericDaoHibernate.save(GenericDaoHibernate.java:95)
>> .....
>> Caused by:
>> com.mysql.jdbc.exceptions.MySQLIntegrityConstraintViolationException:
>> Duplicate entry '100' for key 1
>> at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:
>> 931)
>> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2941)
>> at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1623)
>> at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1715)
>> at com.mysql.jdbc.Connection.execSQL(Connection.java:3249)
>> at
>> com
>> .mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:
>> 1268)
>> --
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>>
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>
> =====================================
> Charles Girardot
> European Molecular Biology Laboratory
> C. Boulin and E. Furlong Groups
> Tel: +49-6221-387-8426
> Email: charles.girar...@embl.de
> Room 502
> Meyerhofstrasse 1 - Postfach 10.2209
> 69012 Heidelberg, Germany
> =====================================
>
>
>
>
>
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