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Lære Cinema for Margot | Join Data
Practice SQL with Cinema Database
course content

Kursusindhold

Practice SQL with Cinema Database

Practice SQL with Cinema Database

1. Aggregating Data
2. Ordering Data
3. Join Data

book
Cinema for Margot

Opgave

Swipe to start coding

Margot can't decide which cinema she should visit today. There are three criteria for the choice (in order of importance):

  • number of different movies in the cinema
  • average rating of the movies in the cinema
  • number of different genres in the cinema

Help Margot to make a choice: create a rating of cinemas based on these criteria. Print the cinema label as cinema and then 3 columns of criteria's values: c1, c2, and c3. Order rows by these criteria in order of importance.

Løsning

Switch to desktopSkift til skrivebord for at øve i den virkelige verdenFortsæt der, hvor du er, med en af nedenstående muligheder
Var alt klart?

Hvordan kan vi forbedre det?

Tak for dine kommentarer!

Sektion 3. Kapitel 2
toggle bottom row

book
Cinema for Margot

Opgave

Swipe to start coding

Margot can't decide which cinema she should visit today. There are three criteria for the choice (in order of importance):

  • number of different movies in the cinema
  • average rating of the movies in the cinema
  • number of different genres in the cinema

Help Margot to make a choice: create a rating of cinemas based on these criteria. Print the cinema label as cinema and then 3 columns of criteria's values: c1, c2, and c3. Order rows by these criteria in order of importance.

Løsning

Switch to desktopSkift til skrivebord for at øve i den virkelige verdenFortsæt der, hvor du er, med en af nedenstående muligheder
Var alt klart?

Hvordan kan vi forbedre det?

Tak for dine kommentarer!

Sektion 3. Kapitel 2
Switch to desktopSkift til skrivebord for at øve i den virkelige verdenFortsæt der, hvor du er, med en af nedenstående muligheder
Vi beklager, at noget gik galt. Hvad skete der?
some-alt