In a table have three columns of data type string with their values as decimals. Need sql query to perform SUM for these columns.
SALES_QTY SALES_REVENUE_SETTING_CURRENCY SALES_REVENUE_SITE_CURRENCY
6679642.000000000 128889.721766052 14520998.854682000
6.000000000 40092.211517913 264187.628566338
can someone help?