cmp和sqlserver2000数据库自动增长字段的问题

Question

是的，而且不同的ejb vendor的实现方法是不一样的

Answer 1

补充：我用的环境是jb+weblogic

Answer 2

look at this page:
http://community.csdn.net/Expert/topic/2909/2909855.xml?temp=.1563379

Answer 3

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE ejb-jar PUBLIC "-//Sun Microsystems, Inc.//DTD Enterprise JavaBeans 2.0//EN" "http://java.sun.com/dtd/ejb-jar_2_0.dtd">
<ejb-jar>
    <enterprise-beans>
        <session>
            <display-name>BCountFacade</display-name>
            <ejb-name>BCountFacade</ejb-name>
            <home>zjaccountserver.BCountFacadeHome</home>
            <remote>zjaccountserver.BCountFacade</remote>
            <ejb-class>zjaccountserver.BCountFacadeBean</ejb-class>
            <session-type>Stateless</session-type>
            <transaction-type>Container</transaction-type>
        </session>
        <entity>
            <display-name>BCount</display-name>
            <ejb-name>BCount</ejb-name>
            <local-home>zjaccountserver.BCountHome</local-home>
            <local>zjaccountserver.BCount</local>
            <ejb-class>zjaccountserver.BCountBean</ejb-class>
            <persistence-type>Container</persistence-type>
            <prim-key-class>java.lang.Integer</prim-key-class>
            <reentrant>False</reentrant>
            <cmp-version>2.x</cmp-version>
            <abstract-schema-name>BCount</abstract-schema-name>
            <cmp-field>
                <field-name>interid</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>sID</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>sName</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>sCode</field-name>
            </cmp-field>
            <cmp-field>
                <field-name>bDelete</field-name>
            </cmp-field>
            <primkey-field>interid</primkey-field>
            <query>
                <query-method>
                    <method-name>findAllBCount</method-name>
                    <method-params />
                </query-method>
                <ejb-ql>SELECT OBJECT(a) FROM BCount AS a</ejb-ql>
            </query>
        </entity>
    </enterprise-beans>
    <assembly-descriptor>
        <container-transaction>
            <method>
                <ejb-name>BCountFacade</ejb-name>
                <method-name>*</method-name>
            </method>
            <trans-attribute>Required</trans-attribute>
        </container-transaction>
        <container-transaction>
            <method>
                <ejb-name>BCount</ejb-name>
                <method-name>*</method-name>
            </method>
            <trans-attribute>Required</trans-attribute>
        </container-transaction>
    </assembly-descriptor>
</ejb-jar>

Answer 4

贴错了，
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE weblogic-rdbms-jar PUBLIC '-//BEA Systems, Inc.//DTD WebLogic 7.0.0 EJB RDBMS Persistence//EN' 'http://www.bea.com/servers/wls700/dtd/weblogic-rdbms20-persistence-700.dtd'>
<weblogic-rdbms-jar>
    <weblogic-rdbms-bean>
        <ejb-name>BCount</ejb-name>
        <data-source-name>NewAccountDB</data-source-name>
        <table-map>
            <table-name>B_Count</table-name>
            <field-map>
                <cmp-field>interid</cmp-field>
                <dbms-column>interid</dbms-column>
            </field-map>
            <field-map>
                <cmp-field>sID</cmp-field>
                <dbms-column>sID</dbms-column>
            </field-map>
            <field-map>
                <cmp-field>sName</cmp-field>
                <dbms-column>sName</dbms-column>
            </field-map>
            <field-map>
                <cmp-field>sCode</cmp-field>
                <dbms-column>sCode</dbms-column>
            </field-map>
            <field-map>
                <cmp-field>bDelete</cmp-field>
                <dbms-column>bDelete</dbms-column>
            </field-map>
        </table-map>
       <automatic-key-generation> 
          <generator-type>SQL_SERVER</generator-type>
       </automatic-key-generation> 
    </weblogic-rdbms-bean>
</weblogic-rdbms-jar>