오랑우탄의 반란

오늘도 오랑이는 문제를 풉니다.    SQL Project PlanningYou are given a table, Projects, containing three columns: Task_ID, Start_Date and End_Date. It is guaranteed that the difference between the End_Date and the Start_Date is equal to 1 day for each row in the table.If the End_Date of the tasks are consecutive, then they are part of the same project. Samantha is interested in finding the total number of dif..