Information about pets is kept in two separate tables:

TABLE dogs
  id INTEGER NOT NULL PRIMARY KEY,
  name VARCHAR(50) NOT NULL

TABLE cats
  id INTEGER NOT NULL PRIMARY KEY,
  name VARCHAR(50) NOT NULL

Write a query that select all distinct pet names.

See the example case for more details.

SQLite 3.19.3 
 

  •   Example case: Wrong answer
  •   Unique names: Wrong answer
  •   Cats have the same names as dogs: Wrong answer
  •   Various duplicate names: Wrong answer

Tags
SQL Joins Public
Easy

5min

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