function index2() { $db = Factory::getDatabase(); $db->query("select * from user"); $db->query("delete from user where id=1"); $db->query("update user set name='rango2' where id=1"); }
function query($sql) { if (substr($sql, 0, 6) == 'select') { echo "读操作:{$sql}<br />"; return Factory::getDatabase('slave')->query($sql); } else { echo "写操作:{$sql}<br />"; return Factory::getDatabase('master')->query($sql); } }
function getInfo($id) { return Factory::getDatabase('slave')->query("select * from user where id ={$id} limit 1")->fetch_assoc(); }