SELECT COUNT(tlast._ident) FROM
(
SELECT tlast._ident FROM Prelude_Alert AS top
LEFT JOIN Prelude_CreateTime AS t0 ON (t0._message_ident = top._ident AND t0._message_ident BETWEEN 457 AND 885 AND t0.time BETWEEN '2006-03-13 11:00:56' AND '2006-03-13 13:30:59')
LEFT JOIN Prelude_Alert AS tlast ON (tlast._ident = top._ident and tlast._ident BETWEEN 457 AND 885 AND t0.time BETWEEN '2006-03-13 11:00:56' AND '2006-03-13 13:30:59')
GROUP BY 1 ORDER BY tlast._ident DESC limit 398
) AS tlast
e-REdING. Biblioteca de la Escuela Superior de Ingenieros de Sevilla.
