我有一个包含两个查询的数据服务。一个是选择查询，另一个是插入查询。
我们如何在单个代理服务中调用这两个查询？有没有办法在单个操作中调用两个查询，或者在代理服务中添加两个调用中介？
当我使用呼叫中介时，我们如何调用不同的操作？我通过创建两个不同的数据服务尝试了它，但它给出了错误“构建Passthrough流时出错”
任何人都可以提供两者的样本吗？
我的代理来源
<?xml version="1.0" encoding="UTF-8"?>
<proxy xmlns="http://ws.apache.org/ns/synapse"
name="EslSfaOfaCreateSaleOrdersPS"
startOnLoad="true"
statistics="disable"
trace="disable"
transports="http,https">
<target>
<inSequence>
<call>
<endpoint>
<address format="soap11"
uri="http://10.1.6.175:9763/services/EslSfaExtractSODataService.SOAP11Endpoint/"/>
</endpoint>
</call>
<call>
<endpoint>
<address format="soap11"
uri="http://10.1.6.175:9763/services/EslSfaInsertTempDataService.SOAP11Endpoint/"/>
</endpoint>
</call>
<log level="full"/>
<datamapper config="gov:datamapper/EslSfaOfaCreateSOMapping.dmc"
inputSchema="gov:datamapper/EslSfaOfaCreateSOMapping_inputSchema.json"
inputType="XML"
outputSchema="gov:datamapper/EslSfaOfaCreateSOMapping_outputSchema.json"
outputType="XML"/>
<log level="full"/>
<header/>
<call>
<endpoint>
<address format="soap11"
uri="https://host/soa-infra/services/default/DooDecompReceiveOrderExternalComposite/ReceiveOrderRequestService"/>
</endpoint>
</call>
<respond/>
</inSequence>
<outSequence/>
<faultSequence/>
</target>
<description/>
</proxy>
错误开始于第二次通话
TID: [-1234] [] [2017-02-25 15:08:36,060] ERROR {org.apache.synapse.transport.passthru.util.RelayUtils} - Error while building Passthrough stream {org.apache.synapse.transport.passthru.util.RelayUtils}
org.apache.axiom.soap.SOAPProcessingException: First Element must contain the local name, Envelope , but found faultstring
at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.constructNode(StAXSOAPModelBuilder.java:305)
at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.createOMElement(StAXSOAPModelBuilder.java:252)
at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.createNextOMElement(StAXSOAPModelBuilder.java:234)
at org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:249)
at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.getSOAPEnvelope(StAXSOAPModelBuilder.java:204)
at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.<init>(StAXSOAPModelBuilder.java:154)
at org.apache.axiom.om.impl.AbstractOMMetaFactory.createStAXSOAPModelBuilder(AbstractOMMetaFactory.java:73)
at org.apache.axiom.om.impl.AbstractOMMetaFactory.createSOAPModelBuilder(AbstractOMMetaFactory.java:79)
at org.apache.axiom.om.OMXMLBuilderFactory.createSOAPModelBuilder(OMXMLBuilderFactory.java:196)
at org.apache.axis2.builder.SOAPBuilder.processDocument(SOAPBuilder.java:65)
at org.apache.synapse.transport.passthru.util.DeferredMessageBuilder.getDocument(DeferredMessageBuilder.java:148)
at org.apache.synapse.transport.passthru.util.RelayUtils.builldMessage(RelayUtils.java:137)
at org.apache.synapse.transport.passthru.util.RelayUtils.buildMessage(RelayUtils.java:100)
at org.apache.synapse.mediators.AbstractListMediator.buildMessage(AbstractListMediator.java:140)
at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:83)
at org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:260)
at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.mediateFromContinuationStateStack(Axis2SynapseEnvironment.java:766)
at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:282)
at org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:554)
at org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:188)
at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
at org.apache.synapse.transport.passthru.ClientWorker.run(ClientWorker.java:261)
at org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
TID: [-1234] [] [2017-02-25 15:08:36,065] ERROR {org.apache.synapse.mediators.base.SequenceMediator} - Error while building message {org.apache.synapse.mediators.base.SequenceMediator}
org.apache.axis2.AxisFault: Error while building Passthrough stream
at org.apache.synapse.transport.passthru.util.RelayUtils.handleException(RelayUtils.java:284)
at org.apache.synapse.transport.passthru.util.RelayUtils.builldMessage(RelayUtils.java:143)
at org.apache.synapse.transport.passthru.util.RelayUtils.buildMessage(RelayUtils.java:100)
at org.apache.synapse.mediators.AbstractListMediator.buildMessage(AbstractListMediator.java:140)
at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:83)
at org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:260)
at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.mediateFromContinuationStateStack(Axis2SynapseEnvironment.java:766)
at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:282)
at org.apache.synapse.core.axis2.SynapseCallbackReceiver.handleMessage(SynapseCallbackReceiver.java:554)
at org.apache.synapse.core.axis2.SynapseCallbackReceiver.receive(SynapseCallbackReceiver.java:188)
at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)