在php中執行Mysql查詢

Question

我確定我現在在頁面上收到$bn和$answer的vaue我只想在列回答值$answer中插入值，其中qid是$bn 。

<?php

$answer = $_POST['one'];
$an = $_POST['two'];
$bn = $an - 1;
echo "$bn";
$con = mysql_connect('localhost', 'root', 'pankaj') or die(mysql_error());
$db = mysql_select_db('quiz', $con) or die(mysql_error());
$q = "INSERT INTO question(uanswer) VALUE '" . $answer . "' where qid='" . $bn . "'";
$rq = mysql_query($q, $con);
if (!$rq) {
    echo " the sql query faiiled to work ";
} else {
    echo "the query executed sucessfully";
}
?>

Answer 1

INSERT語句不支持WHERE子句。

Syntax on how to write an INSERT statement.

Answer 2

您要更新數據庫還是插入？ INSERT不適用於WHERE子句。