you can try this.

<record model="ir.ui.view" id="view_test_graph">

    <field name="name">Test</field>

    <field name="model">Model.name</field>

    <field name="arch" type="xml">

     <graph string="Data" type="bar">

        <field name="create_date" type="row"/>

        <field name="field_1" type="measure"/>

        &lt;field name="field_2" type="measure"/>

    </graph>

</field>

</record>