SELECT
id_configuracion AS ID,
tolerancia AS 'Min. de tolerancia',
(
   CASE dia_corte
      WHEN 1 THEN 'Lunes'
      WHEN 2 THEN 'Martes'
      WHEN 3 THEN 'Miércoles'
      WHEN 4 THEN 'Jueves'
      WHEN 5 THEN 'Viernes'
      WHEN 6 THEN 'Sábado'
      WHEN 7 THEN 'Domingo'
   END
) AS 'Día de corte'
FROM ec_nomina_configuracion