Returns the lineal distance between two points located lat/leng located on the indicated spheroid.
 

1 geo.length

<geo.length
    ora_tol='ora_tol'
    ora_unit='M|KM|CM|MM|MILE|NAUT_MILE|FOOT|INCH|SQ_KM...'
>
    <geometry_column /> *
</geo.length>
Example
Copy
<select>
    <columns>
        <geo.length ora_tol='0.005'>a.the_geom</geo.length>
    </columns>
    <from table='roads' alias='a' />
    <where>
        a.name = 'A-7'
    </where>
</select>