Question

slno state district company 
1     a       ab     abc
2     a       ab     ac
3     a       ab     abc
4     a       ab     abc
5     a       ab     abc
6     a       ab     ac

output

state district company sumzz
 a      ab       abc    4
 a      ab       ac     2

what i have tried

select state,district,company,sum(company) as sumzz from company

how to achieve this display the last row based on distinct company?

Answer 1

And what’s wrong with this approach:

  SELECT state, district, company, COUNT(*) as countzz
    FROM company
GROUP BY state, district, company