Sorting/ordering in MySQL

Question

I\'m having a little problem with trying to sort the contents of a table programs by the column prog_id which holds the id of each program in the f

Answer 1

Not optimal solution -

...ORDER BY substring_index(prog_id, '.', 1), substring_index(substring_index(prog_id, '.', 2), '.', -1), substring_index(prog_id, '.', -1)

Odd solution, but try it -

...ORDER BY INET_ATON(prog_id)