("SELECT `hash` FROM `message_group` WHERE (`user_one`='$sender' AND `user_two`='$receiver') OR (`user_one`='$receiver' AND `user_two`='$sender')");
$get_h
我有一个带有用户和活动表的MYSQL数据库。user表包含用户信息,activity表包含有关此站点上用户活动的消息(类似于facebook新闻提要)。(friend_list)我在想像这样的事情...$query=mysql_query("SELECT * FROM users,activity WHERE users.user=activity.user OR
$tablaes = mysql_query("SELECT * FROM members where id='$order[user_id]'"); $idsd=$user['id'];
$rPaid=mysql_query("SELECT SUM(`price`) AS total FROM order_history WHERErent_