lass="tag tagname">sql</span><span class="tag tagcontent">&nbsp;dst=</span><span class="attrib tag tagcontent">"results"</span><span class="tag tagcontent">&nbsp;let:username=</span><span class="attrib tag tagcontent">"'John'"</span><span class="tag">&gt;</span></div><a name="line2"></a><div class="line line-2">&nbsp;&nbsp;&nbsp;&nbsp;select&nbsp;*&nbsp;from&nbsp;auth_user&nbsp;where&nbsp;auth_user.username=:username;</div><a name="line3"></a><div class="line line-3"></span><span class="tag">&lt;</span><spa