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Top Toys Asked Under 9
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Top Toys Asked Under 9

MediumSQL · PostgreSQL

Problem

Given 3 tables (Children, Toys, Asks), list the toys most asked by children under 9, sorted alphabetically.

This is a SQL query task based on a multi-table schema. Use the child age to filter the requests and return the toy names that appear in those requests.

Output

  1. One row per toy name
  2. Column: toy_name
  3. Include only toys requested by children with age less than 9
  4. Sort alphabetically by toy_name

Schema

children
ColumnTypeDescription
child_idPKINTUnique identifier for each child
child_nameVARCHAR(100)Child name
ageINTChild age in years
toys
ColumnTypeDescription
toy_idPKINTUnique identifier for each toy
toy_nameVARCHAR(100)Toy name
asks
ColumnTypeDescription
ask_idPKINTUnique identifier for each ask
child_idINTReferences children.child_id
toy_idINTReferences toys.toy_id
Tableschildrentoysasks
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Your question is Top Toys Asked Under 9. Start with the requirements and the three tables in the Question tab.

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