Is this generated by JBossCMP for MySql? I would guess that in fact it is for Hypersonic. In this case you should set pk-constraint to false. Because, Hypersonic does not allow IDENTITY and explicit primary key constraint at the same time.
> -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > [EMAIL PROTECTED] > Sent: Wednesday, March 31, 2004 6:19 PM > To: [EMAIL PROTECTED] > Subject: [JBoss-user] unknown-pk won't work... > > Hi folks, > > I'm trying to get an CMP EntityBean startet that should have > an auto-generated primary-key, an auto-incremented Integer. > After searching quite a long time for information about this, > I found only little. And it's not working. > JBoss tells about a thrown SQLException: Attempt to define a > second primary key in statement [CREATE TABLE EMPLOYEE > (firstname VARCHAR(256), lastname VARCHAR(256), employeeid > INTEGER(11) NOT NULL IDENTITY, CONSTRAINT PK_EMPLOYEE PRIMARY > KEY (employeeid))] > > I'd strongly apreciate some help, or maybe even some > links/books/whatever where I can get more information. > > I'm working with Eclipse 2.1.3; JBoss 3.2.3; MySQL 4.0.18 and > XDoclet. > Here are my XMLs... > > Thanks in advance for your help. > Karsten > > ejb-jar.xml: > > <entity > > <description><![CDATA[The Employee Entity Bean saves > every Employee.]]></description> > <display-name>EB_Employee</display-name> > <ejb-name>Employee</ejb-name> > > <local-home>medsched.entity.employee.EmployeeLocalHome</local-home> > <local>medsched.entity.employee.EmployeeLocal</local> > <ejb-class>medsched.entity.employee.EmployeeBean</ejb-class> > <persistence-type>Container</persistence-type> > <prim-key-class>java.lang.Object</prim-key-class> > <reentrant>false</reentrant> > <cmp-version>2.x</cmp-version> > <abstract-schema-name>Employee</abstract-schema-name> > <cmp-field > > <field-name>firstname</field-name> > </cmp-field> > <cmp-field > > <field-name>lastname</field-name> > </cmp-field> > <cmp-field > > <field-name>telephone</field-name> > </cmp-field> > </entity> > > > > > jbosscmp-jdbc.xml: > > <entity> > <ejb-name>Employee</ejb-name> > <create-table>true</create-table> > <remove-table>true</remove-table> > <cmp-field> > <field-name>firstname</field-name> > <column-name>firstname</column-name> > </cmp-field> > <cmp-field> > <field-name>lastname</field-name> > <column-name>lastname</column-name> > </cmp-field> > <cmp-field> > <field-name>telephone</field-name> > <column-name>telephone</column-name> > </cmp-field> > <unknown-pk> > <unknown-pk-class>java.lang.Integer</unknown-pk-class> > <field-name>employeeID</field-name> > <read-only>true</read-only> > <column-name>employeeid</column-name> > <auto-increment/> > </unknown-pk> > </entity> > > > > -- > +++ NEU bei GMX und erstmalig in Deutschland: TÜV-geprüfter > Virenschutz > +++ +++ > 100% Virenerkennung nach Wildlist. Infos: > http://www.gmx.net/virenschutz > > > > ------------------------------------------------------- > This SF.Net email is sponsored by: IBM Linux Tutorials Free > Linux tutorial presented by Daniel Robbins, President and CEO > of GenToo technologies. Learn everything from fundamentals to > system > administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click > _______________________________________________ > JBoss-user mailing list > [EMAIL PROTECTED] > https://lists.sourceforge.net/lists/listinfo/jboss-user > > ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id70&alloc_id638&op=click _______________________________________________ JBoss-user mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/jboss-user
