[DATABASE/SQLSERVER] 주차(Week Number)별 데이터 집계하기

■ 주차(Week Number)별 데이터를 집계하는 방법을 보여준다.

▶ 예제 코드 (SQL)


SELECT
    A.WeekNumber AS WeekNumber
   ,A.Name       AS Name
   ,COUNT(*)     AS [Count]
FROM
(
    SELECT
        A.Name                        AS Name       -- 명칭
       ,DATEPART(ww, DateTimeWritten) AS WeekNumber -- 주차
    FROM  PhotoBook AS A
    WHERE A.MenuID       = 44
    AND   A.CategoryName = '자연'
) A
WHERE A.WeekNumber BETWEEN 1 AND 10 -- 1 ~ 10 주차 데이터
GROUP BY
    A.WeekNumber
   ,A.Name;

SELECT

A.WeekNumber AS WeekNumber

,A.Name AS Name

,COUNT(*) AS [Count]

FROM

(

SELECT

A.Name AS Name -- 명칭

,DATEPART(ww, DateTimeWritten) AS WeekNumber -- 주차

FROM PhotoBook AS A

WHERE A.MenuID = 44

AND A.CategoryName = '자연'

) A

WHERE A.WeekNumber BETWEEN 1 AND 10 -- 1 ~ 10 주차 데이터

GROUP BY

A.WeekNumber

,A.Name;