  If unquoted they will be validated</p></li>
<li><p>Use + as a prefix to indicate ascending order e.g. <code>+sessions</code></p></li>
<li><p>Use - as a prefix to indicate decreasing order e.g. <code>-sessions</code></p></li>
<li><p>Combine order fields without commas e.g. <code>+sessions -city</code></p></li>
<li><p>Ordering of dimensions can also specify a type of ordering: ALPHANUMERIC, CASE_INSENSITIVE_ALPHANUMERIC, NUMERIC</p></li>
</ul><p>The dimension ordering have these effects:</p>
<ul><li><p>ALPH