MySQL Query statement does not show things, how to solve

The MySQL query statement doesn't show anything.
The code is as follows:

$conn = @mysql_connect ("localhost", "root", "12345678") or Die ("Fail-to-connect to DB");
mysql_select_db ("Ogsa", $conn);

$sql = "SELECT * from ' event '";
$query =mysql_query ($sql, $conn);

$row =mysql_fetch_array ($query);
Echo $row [2];

?>


The database connection is normal, the name and the table are also all right, there is something in the table, but the page does not show anything. The following happy can be shown, do not know what the reason, Wang Gao answers

------Solution--------------------
Less a PHP to start the place, solved the

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