CREATEPROCEDURE Extra_calculo_diaferiados
@fechaI datetime,
@fechaF datetime
ASSELECT A, B, C, sum(D) as Dias, sum(O) as Cobrar, min(Fecha) as FIni
FROM Tabla
WHERE (fecha between @fechaI and @fechaF)
GROUPBY A, B, C
ORDERBY A, B
:saber:
Fecha is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause.