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CASE: Categorize Track Lengths

beginner~6 min10 pts
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Problem

Categorize tracks by their duration: Short (under 3 minutes), Medium (3-5 minutes), Long (5-10 minutes), or Epic (over 10 minutes).

Write a query using CASE to create duration categories based on track length in milliseconds.

Schema: Track

ColumnType
TrackIdINTEGER (Primary Key)
NameTEXT
AlbumIdINTEGER (Foreign Key → Album.AlbumId)
MediaTypeIdINTEGER (Foreign Key)
GenreIdINTEGER (Foreign Key → Genre.GenreId)
ComposerTEXT
MillisecondsINTEGER
BytesINTEGER
UnitPriceNUMERIC(10,2)

Requirements:

  • Short: < 180000 ms (3 min)
  • Medium: 180000 - 300000 ms (3-5 min)
  • Long: 300000 - 600000 ms (5-10 min)
  • Epic: > 600000 ms (10+ min)
  • Return Name, Milliseconds, and DurationCategory
  • Order by Milliseconds descending, limit 20
CASE WHENConditional LogicORDER BY
📊
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SQL Editor

Run your code to see the result here.

Topfolio

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company

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