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以新聞news模塊為例

全部訪問(wèn)總量

<?php
$ci->db->select_sum('hits');
$query = $ci->db->get(SITE_ID.'_news_hits');
$row = $query->row_array();
echo $row['hits'];
?>

今日訪問(wèn)總量

<?php
$ci->db->select_sum('day_hits');
$query = $ci->db->get(SITE_ID.'_news_hits');
$row = $query->row_array();
echo $row['day_hits'];
?>

本周訪問(wèn)總量

<?php
$ci->db->select_sum('week_hits');
$query = $ci->db->get(SITE_ID.'_news_hits');
$row = $query->row_array();
echo $row['week_hits'];
?>

以上查詢不緩存，會(huì)降低網(wǎng)站運(yùn)行效率