WITH q AS
(
SELECT *,
ROW_NUMBER() OVER (PARTITION BY crew, dayType ORDER BY [date]) AS rnd,
ROW_NUMBER() OVER (PARTITION BY crew ORDER BY [date]) AS rn
FROM mytable
)
SELECT MIN([date]), MAX([date]), crew AS name, dayType
FROM q
GROUP BY
crew, dayType, rnd - rn
Cet article peut vous intéresser :
- Éléments dont SQL a besoin :SERIES()