我们已将OSB升级到12C，但是由于各种原因，不能将数据库升级到9i以上，因此我们试图找到一种解决方法，以解决12C OSB尝试调用存储过程时出现的以下错误。从9i数据库。
错误
The invocation resulted in an error: Invoke JCA outbound service failed with connection
error, exception: com.bea.wli.sb.transports.jca.JCATransportException:
oracle.tip.adapter.sa.api.JCABindingException:
oracle.tip.adapter.sa.impl.fw.ext.org.collaxa.thirdparty.apache.wsif.WSIFException:
servicebus:/service/path/ServiceJCAImpl.wsdl [ jcaImpl_ptt::select(jcaImplSelect_inputParameters,serviceCollection) ]
- WSIF JCA Execute of operation 'select'
failed due to: DBReadInteractionSpec Execute Failed Exception.
Query name: [jcaImplSelect], Descriptor name: [jcaImpl.selectData].
Caused by java.sql.SQLException: ORA-01460: unimplemented or unreasonable conversion requested.
服务流程：