MuleSoft example showing cache scope

cache-scope.xml

<http:listener-config name="user-api-httpListenerConfig" host="0.0.0.0" port="8081" doc:name="HTTP Listener Configuration"/>
<ee:object-store-caching-strategy name="Caching_Strategy" keyGenerationExpression="#[flowVars.userID]" doc:name="Caching Strategy"/>
<db:mysql-config name="MySQL_Configuration" host="${db.host}" port="${db.port}" user="${db.user}" database="${db.db}" doc:name="MySQL Configuration" password="Mule1379"/>

<flow name="get:/user/{id}:user-api-config">
    <timer-interceptor doc:name="Timer"/>
    <logger message="Query parameter user_id = #[message.inboundProperties.'http.query.params'.id]" level="INFO" doc:name="Logger"/>
    <set-variable variableName="userID" value="#[id]" doc:name="Variable"/>
    <ee:cache cachingStrategy-ref="Caching_Strategy" doc:name="Cache">
        <logger message="SubFlow - variable userID = #[flowVars.userID]" level="INFO" doc:name="Logger"/>
        <db:select config-ref="MySQL_Configuration" doc:name="Database">
            <db:parameterized-query><![CDATA[select * from records where id = #[flowVars.userID]]]></db:parameterized-query>
        </db:select>
    </ee:cache>
    <logger level="INFO" doc:name="Logger" message="payload - #[payload]"/>
    <json:object-to-json-transformer doc:name="Object to JSON"/>
</flow>