Fatal error: Uncaught Error: Call to undefined function mysql_query() in /var/www/html/stg_Appraisal/include/function.php:12
Stack trace:
#0 /var/www/html/stg_Appraisal/include/mail_id_all_role.php(4): sel_single_record()
#1 /var/www/html/stg_Appraisal/include/db_connection.php(14): include('/var/www/html/s...')
#2 /var/www/html/stg_Appraisal/index.php(3): include('/var/www/html/s...')
#3 {main}
thrown in /var/www/html/stg_Appraisal/include/function.php on line 12