我正在使用此代碼來選擇日期少於某一天的某些行。當我在sql中放入<=
(小於)會引發一個致命錯誤。它只有在加入=
時才起作用(沒有錯誤,但結果錯誤)。當添加少於比較器時mysqli prepare語句的致命錯誤
我使用PHP-的MySQLi - 數據庫級從https://github.com/ajillion/PHP-MySQLi-Database-Class
$params = array($id, $day, $day);
$results = $db->rawQuery("
SELECT *
FROM `forecasts`
WHERE `geonameid`=? and (DAY(time_from) <= DAY(?)
OR DAY(time_to) <= DAY(?))", $params);
Fatal error: Problem preparing query (SELECT * FROM
forecasts
WHEREgeonameid
=? and (DAY(time_from)) You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''
我做錯了嗎?
替換此行是否確實有比較運算符對不對在我看來你想要: WHERE'geonameid' =?和(DAY(time_from)> = DAY(?) OR DAY(time_to)<= DAY(?))「,$ params) – johnyTee
究竟是不是我寫的? –
我在time_from後改了一個<= to > = – johnyTee