I have a mysql table.
It contains 2 Column (startdate,enddate)
Both are of DateTime type
Using sql
select * from ABC order by (enddate-startdate) DESC;
same thing i want in datamapper...but i m not able to do it Plz help
Thanks, i got one datamapper function to run sql query directly
repository(:default).adapter.select('select * from ABC order by (enddate-startdate) DESC')