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Oppiskele Challenge: Student Performance Dashboard | Handling NULLs, Performance, and Real-World Join Scenarios
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SQL Joins in Depth

bookChallenge: Student Performance Dashboard

Tehtävä

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Create a query that produces a dashboard for student performance.

  • Join the students, classes, teachers, and grades tables.
  • Display each student's name, class name, teacher name, and the average of their grades.
  • Ensure that all students are included, even if they do not have a class, teacher, or grades.

Ratkaisu

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Osio 3. Luku 6
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bookChallenge: Student Performance Dashboard

Pyyhkäise näyttääksesi valikon

Tehtävä

Swipe to start coding

Create a query that produces a dashboard for student performance.

  • Join the students, classes, teachers, and grades tables.
  • Display each student's name, class name, teacher name, and the average of their grades.
  • Ensure that all students are included, even if they do not have a class, teacher, or grades.

Ratkaisu

Switch to desktopVaihda työpöytään todellista harjoitusta vartenJatka siitä, missä olet käyttämällä jotakin alla olevista vaihtoehdoista
Oliko kaikki selvää?

Miten voimme parantaa sitä?

Kiitos palautteestasi!

Osio 3. Luku 6
single

single

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