Código SQL [-] Select D.Codigo,M.Nombre, D.Concepto, Sum(D.Monto),count(D.monto) From Tabla_Detalle as D, Tabla_Maestra as M Where M.Codigo = D.Codigo Group By D.Codigo, M.Nombre, D.Concepto
Select D.Codigo,M.Nombre, D.Concepto, Sum(D.Monto),count(D.monto) From Tabla_Detalle as D, Tabla_Maestra as M Where M.Codigo = D.Codigo Group By D.Codigo, M.Nombre, D.Concepto