Правильно ли сделана выборка из базы ?

print_r($массив);

 
$sql = "SELECT u.userid, u.userlogin, u.usernickname, u.visiting as visiting, p.imageurl, p.user_id
    FROM cms_goodboy u
    LEFT JOIN cms_user_profiles p ON p.user_id = u.userid
    ORDER BY visiting 
    DESC LIMIT ".$cfg['count'];		
		$result = $inDB->query($sql);
 
		$users = array();
		$is_usr = false;
 
		if ($inDB->num_rows($result)){
 
				$is_usr=true;
 
				if (!function_exists('usrImageNOdb')){
				include_once($_SERVER['DOCUMENT_ROOT'].'/components/users/includes/usercore.php');
				}
 
				while($usr = $inDB->fetch_assoc($result)){
					$usr['profileurl'] = cmsUser::getProfileURL($usr['userlogin']);
					$usr['usrimage']   = usrImageNOdb($usr['userid'], 'small', $usr['imageurl']);
					$users[] = $usr;
							}
				}
 
 
		$smarty = $inCore->initSmarty('modules', 'mod_topvisiting.tpl');			
		$smarty->assign('users', $users);
		$smarty->assign('cfg', $cfg);
		$smarty->assign('is_usr', $is_usr);
		$smarty->display('mod_topvisiting.tpl');
 

 
{if $is_usr}
	<table cellspacing="5" border="0" class="mod_user_rating">
		<tr>
			<td width="20" class="avatar">{$usr.usrimage}</td>
			<td width="">
					<a href="{$usr.profileurl}" class="nickname">{$usr.usernickname}</a>
 
						<div class="rating">{$usr.visiting}</div>	
			</td>
		</tr>
	</table>
{else}
	<p>Нет данных для отображения.</p>
{/if}
 
 

 
"SELECT u.userid, u.userlogin, u.usernickname, u.visiting as visiting, p.imageurl, p.user_id
    FROM cms_goodboy u, cms_user_profiles p
    WHERE p.user_id = u.userid
    ORDER BY visiting
    DESC LIMIT ".$cfg['count'];
 

 
{if $is_usr}
	<table cellspacing="5" border="0" class="mod_user_rating">
	{foreach key=tid item=usr from=$users}	
                <tr>
			<td width="20" class="avatar">{$usr.usrimage}</td>
			<td width="">
					<a href="{$usr.profileurl}" class="nickname">{$usr.usernickname}</a>
 
						<div class="rating">{$usr.visiting}</div>	
			</td>
		</tr>
        {/foreach}
	</table>
{else}
	<p>Нет данных для отображения.</p>
{/if}