select කුඩු, පොලිස්, max(ඒකක) from (select කුඩු, පොලිස්, sum(ඒකක) as ඒකක, ව්සර from table group by කුඩු, පොලිස්, ව්සර ) where ව්සර = 2017 group by කුඩු, පොලිස්;
Uma Oya is one of the remaining hydro sites and Uma Oya Multipurpose Development project which is implemented by the Ministry of Irrigation and Water
Management in coordination with the Ministry of Power & Energy and Ceylon Electricity Board.
Start (Month/Year) October 2013
Client Ministry...