nested_query_xml.xml

<data name="nested_query_xml" transports="http https local">
    <config enableOData="false" id="mysql">
        <property name="driverClassName">com.mysql.jdbc.Driver</property>
        <property name="url">jdbc:mysql://localhost:3306/tutorials</property>
        <property name="username">root</property>
        <property name="password">root</property>
    </config>
    <query id="EmployeeOfficeSQL" useConfig="mysql">
        <sql>select EmployeeNumber, FirstName, LastName, Email, JobTitle, OfficeCode from EMPLOYEES where OfficeCode=:OfficeCode</sql>
        <result element="Entries" rowName="Entry">
            <element column="EmployeeNumber" name="EmployeeNumber" xsdType="string"/>
            <element column="FirstName" name="FirstName" xsdType="string"/>
            <element column="LastName" name="LastName" xsdType="string"/>
            <element column="Email" name="Email" xsdType="string"/>
            <element column="JobTitle" name="JobTitle" xsdType="string"/>
            <element column="OfficeCode" name="OfficeCode" xsdType="string"/>
        </result>
        <param name="OfficeCode" sqlType="STRING"/>
    </query>
    <query id="listOfficeSQL" useConfig="mysql">
        <sql>select OfficeCode, AddressLine1, AddressLine2, City, State, Country, Phone from OFFICES where OfficeCode=:OfficeCode</sql>
        <result element="Entries" rowName="Entry">
            <element column="OfficeCode" name="OfficeCode" xsdType="string"/>
            <element column="AddressLine1" name="AddressLine1" xsdType="string"/>
            <element column="AddressLine2" name="AddressLine2" xsdType="string"/>
            <element column="City" name="City" xsdType="string"/>
            <element column="State" name="State" xsdType="string"/>
            <element column="Country" name="Country" xsdType="string"/>
            <element column="Phone" name="Phone" xsdType="string"/>
            <call-query href="EmployeeOfficeSQL" requiredRoles="">
                <with-param column="OfficeCode" name="OfficeCode"/>
            </call-query>
        </result>
        <param name="OfficeCode" sqlType="STRING"/>
    </query>
    <operation name="listOfficeSQLOP">
        <call-query href="listOfficeSQL">
            <with-param name="OfficeCode" query-param="OfficeCode"/>
        </call-query>
    </operation>
    <resource method="GET" path="offices/{OfficeCode}">
        <call-query href="listOfficeSQL">
            <with-param name="OfficeCode" query-param="OfficeCode"/>
        </call-query>
    </resource>
</data>