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select from array which not in table

Last Modified: 2013-12-12

how can i select from array that these values not in table.

for example
$array = (1,2,3,4,5);

$array_str = my_implode("'","'",",", $array); //now  array_str is '1','2','3','4','5'

$s1 = mysql_query("select * from users where user_id not in ($array_str)"); // this returns me users not in this array

but i need

$s1 = mysql_query("select * from $array_str where $array_str not in users.user_id");

// how can i do with MySQL.

//Please dont answer php coding only SQL needed.

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