Query Run
select count(user_id) from user where user_registration < 20051231021221; 1 year ago
select count(user_id) from user where user_registration=NULL; 1 year ago
select count (user_name) from user where user_registration=NULL; 1 year ago
select count (user_name) from user where user_registration>20050101021221; 1 year ago
select count (user_name) from user where user_registration=20050101021221; 1 year ago
select user_name from user where user_registration='20010121021221'; 1 year ago
select min(user_registration) from user; 1 year ago
select min(user_registration) from user \G 1 year ago