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我需要檢查,如果任何工作時間爲datetime之間的工作時間總和刨絲器超過8小時之間計算時間日期時間之間calulate時間。檢查和SQL 2005
的樣本數據:
1. Work time: 07:00 - 17:00 and datetime for checking 06:00-22:00
Answer: 2 hour
2. Work time: 13:00 - 23:00 and datetime for checking 06:00-22:00
Answer: 1 hour (only 1 hour is grater 8 hours and between 06:00-22:00)
3. Work time: 19:00 - 05:00 and datetime for checking 22:00-06:00
Answer: 2 hour (only 2 hour is grater 8 hours and between 22:00-06:00)
任何想法?