The manager wants to know how many seats were sold on each day of the weekend. Group the tickets table by day, one row per day: day first, then that day's seats added up.
The tables
movies
id
title
genre
minutes
rating
1
Robot Summer
family
95
8
2
Dark Lake
horror
110
6
3
Space Pals
family
88
7
4
The Long Road
drama
142
9
5
Laugh Track
comedy
101
5
6
Snow Day
comedy
92
7
6 rows
tickets
id
movie_id
day
seats
price
1
1
Fri
2
40
2
1
Sat
4
80
3
2
Fri
1
25
4
3
Sat
3
54
5
4
Sun
2
60
6
1
Sun
1
20
7
5
Sat
2
36
8
3
Sun
5
90
8 rows
movies
id
title
genre
minutes
rating
1
Robot Summer
family
95
8
2
Dark Lake
horror
110
6
3
Space Pals
family
88
7
4
The Long Road
drama
142
9
5
Laugh Track
comedy
101
5
6
Snow Day
comedy
92
7
6 rows
tickets
id
movie_id
day
seats
price
1
1
Fri
2
40
2
1
Sat
4
80
3
2
Fri
1
25
4
3
Sat
3
54
5
4
Sun
2
60
6
1
Sun
1
20
7
5
Sat
2
36
8
3
Sun
5
90
8 rows
query.sql
-- your code here: make the second column SUM(seats), and group by day
SELECT day, seats
FROM tickets;
Ctrl + Enter runs too
Result
Run shows what your query gives. When it looks right, Submit.