PHPPDO使用注意要点

注意要点

• 参数绑定不能应用到表名上

//错误
$sth = $dbh->prepare('SELECT name, colour, calories FROM ?  WHERE calories prepare('SELECT name, colour, calories FROM fruit WHERE calories 

• 参数绑定不能应用到列名

//错误
$sth = $dbh->prepare('SELECT name, colour, calories FROM fruit WHERE ? prepare('SELECT name, colour, calories FROM fruit WHERE calories