Solvesql modify file name

Author: SubAkBa

Solvesql/README.md

@@ -6,10 +6,6 @@
 
 | Idx | Question                                              | Category                                                                   | Solution                                                                                                    | Note |
 |:---:|-------------------------------------------------------| -------------------------------------------------------------------------- |-------------------------------------------------------------------------------------------------------------| ---- |
-|  1  | [두 테이블 결합하기](https://solvesql.com/problems/join/)     | JOIN/UNION                                                     | [Solution](https://github.com/SubAkBa/Algorithm_Solution/blob/master/Solvesql/Solutions/%EB%91%90%ED%85%8C%EC%9D%B4%EB%B8%94%EA%B2%B0%ED%95%A9%ED%95%98%EA%B8%B0.sql) | |
-|  2  | [레스토랑 웨이터의 팁 분석](https://solvesql.com/problems/tip-analysis/) | Aggregate                                                     | [Solution](https://github.com/SubAkBa/Algorithm_Solution/blob/master/Solvesql/Solutions/%EB%A0%88%EC%8A%A4%ED%86%A0%EB%9E%91%EC%9B%A8%EC%9D%B4%ED%84%B0%EC%9D%98%ED%8C%81%EB%B6%84%EC%84%9D.sql) | |
-|  3  | [일별 블로그 방문자 수 집계](https://solvesql.com/problems/blog-counter/) | Aggregate                                                     | [Solution](https://github.com/SubAkBa/Algorithm_Solution/blob/master/Solvesql/Solutions/%EC%9D%BC%EB%B3%84%EB%B8%94%EB%A1%9C%EA%B7%B8%EB%B0%A9%EB%AC%B8%EC%9E%90%EC%88%98%EC%A7%91%EA%B3%84.sql) | |
-|  4  | [우리 플랫폼에 정착한 판매자 2](https://solvesql.com/problems/settled-sellers-2) | Aggregate                                                     | [Solution](https://github.com/SubAkBa/Algorithm_Solution/blob/master/Solvesql/Solutions/%EC%9A%B0%EB%A6%AC%ED%94%8C%EB%9E%AB%ED%8F%BC%EC%97%90%EC%A0%95%EC%B0%A9%ED%95%9C%ED%8C%90%EB%A7%A4%EC%9E%902.sql) | |
 
 
 </details>

Solvesql/Solutions/레스토랑의일일매출.sql Solvesql/Solutions/daily-revenue.sqlSolvesql/Solutions/레스토랑의일일매출.sql renamed to Solvesql/Solutions/daily-revenue.sql

@@ -1,3 +1,10 @@
+-- @ss.idx: 1
+-- @ss.level: 2
+-- @ss.title: 두 테이블 결합하기
+-- @ss.slug: join
+-- @ss.category: JOIN/UNION
+-- @ss.note:
+
 SELECT DISTINCT athlete_id
 FROM records
 WHERE EXISTS (

Solvesql/Solutions/두테이블결합하기.sql Solvesql/Solutions/join.sqlSolvesql/Solutions/두테이블결합하기.sql renamed to Solvesql/Solutions/join.sql

@@ -0,0 +1,14 @@
+-- @ss.idx: 2
+-- @ss.level: 2
+-- @ss.title: 레스토랑 웨이터의 팁 분석
+-- @ss.slug: tip-analysis
+-- @ss.category: Aggregate
+-- @ss.note:
+
+SELECT day
+     , time
+     , ROUND(AVG(tip), 2) as avg_tip
+     , ROUND(AVG(size), 2) as avg_size
+FROM tips
+GROUP BY day, time
+ORDER BY day, time;

Solvesql/Solutions/우리플랫폼에정착한판매자2.sql Solvesql/Solutions/settled-sellers-2.sqlSolvesql/Solutions/우리플랫폼에정착한판매자2.sql renamed to Solvesql/Solutions/settled-sellers-2.sql

@@ -1,3 +1,10 @@
+-- @ss.idx: 3
+-- @ss.level: 2
+-- @ss.title: 레스토랑 웨이터의 팁 분석
+-- @ss.slug: tip-analysis
+-- @ss.category: Aggregate
+-- @ss.note:
+
 SELECT event_date_kst AS dt
      , COUNT(DISTINCT user_pseudo_id) AS users
 FROM ga