数据库记录查询界限

查询msgs表和users表中0-10条记录

$sql = "select msgs.id,msgs.title,users.name,msgs.time from msgs,users  limit 0,10";

像users数据表中插入数据

$sql = "insert into users(user,txt,num,addtime)values('$user','$txt','$num','$time')";