回答編集履歴
2
変更
answer
CHANGED
|
@@ -1,3 +1,6 @@
|
|
|
1
|
+
> 1月に課金(charge_logのcategoryがbuy)したユーザーについて、
|
|
2
|
+
> ユーザーごとに、ユーザーID・2月のログイン回数・2月にクエストを行った日数・2月にクエストを行った回数を出力したい。
|
|
3
|
+
|
|
1
4
|
複数のテーブルで集計する際には、集計する単位で揃える必要があります。
|
|
2
5
|
```SQL
|
|
3
6
|
select login.user_id
|
1
質問に合わせる
answer
CHANGED
|
@@ -2,26 +2,23 @@
|
|
|
2
2
|
```SQL
|
|
3
3
|
select login.user_id
|
|
4
4
|
, login.cnt as login_count
|
|
5
|
-
, coalesce(charge.cnt, 0) as charge_count
|
|
6
5
|
, coalesce(quest.day_count, 0) as quest_day_count
|
|
7
6
|
, coalesce(quest.cnt, 0) as quest_count
|
|
8
7
|
from (
|
|
9
8
|
select user_id, count(*) as cnt
|
|
10
9
|
from login_log
|
|
11
|
-
where MONTH(timestamp) =
|
|
10
|
+
where MONTH(timestamp) = 2
|
|
11
|
+
and user_id in (
|
|
12
|
+
select user_id
|
|
13
|
+
from charge_log
|
|
14
|
+
where MONTH(timestamp) = 1 and category = 'buy'
|
|
15
|
+
)
|
|
12
16
|
group by user_id
|
|
13
17
|
) login
|
|
14
18
|
left join (
|
|
15
|
-
select user_id, count(*) as cnt
|
|
16
|
-
from charge_log
|
|
17
|
-
where MONTH(timestamp) = 5 and category = 'buy'
|
|
18
|
-
group by user_id
|
|
19
|
-
) charge
|
|
20
|
-
on login.user_id=charge.user_id
|
|
21
|
-
left join (
|
|
22
19
|
select user_id, count(*) as cnt, count(distinct date(timestamp)) as day_count
|
|
23
20
|
from quest_log
|
|
24
|
-
where MONTH(timestamp) =
|
|
21
|
+
where MONTH(timestamp) = 2
|
|
25
22
|
group by user_id
|
|
26
23
|
) quest
|
|
27
24
|
on login.user_id=quest.user_id
|