Query for find the missing id(sequence no) in database

//query for find the missing id(sequence no) in database
SELECT a.ID+1 AS start, MIN(b.ID) – 1 AS end, (((MIN(b.ID) – 1)-(a.ID+1))+1) as diff
FROM tbl_permission_mst AS a, tbl_permission_mst AS b
WHERE a.ID < b.ID
GROUP BY a.ID
HAVING start < MIN(b.ID);

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Select custom date format from table where store created field in UnixTimeStamp data

//created field int(11) type in table : NewTB
$sql = mysql_query(“select  *, FROM_UNIXTIME(created, ‘%d-%m-%Y %h:%i:%s’) from NewTB where FROM_UNIXTIME(created, ‘%Y’) = 2016”);

output : 30-06-2016 10:45:35

$sql = mysql_query(“select  *, FROM_UNIXTIME(created, ‘%d-%m-%Y’) from NewTB where
FROM_UNIXTIME(created, ‘%Y’) = 2016”);
output : 30-06-2016