Código SQL [-] Select v.Mes, sum(v.Total) as Total, sum(d.cantidad) as Cantidad from VentasABC v left join DetalleABC d on d.ID_Venta=v.ID_Venta Where d.ID_Concepto in (101,102) group by v.mes
Select v.Mes, sum(v.Total) as Total, sum(d.cantidad) as Cantidad from VentasABC v left join DetalleABC d on d.ID_Venta=v.ID_Venta Where d.ID_Concepto in (101,102) group by v.mes