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  1. Prepare
  2. SQL
  3. Basic Select
  4. Revising the Select Query II
  5. Discussions

Revising the Select Query II

  • apurwasinha37
     + 0 comments

    Certainly! Here is the SQL query in markdown format:

    CREATE INDEX idx_population ON city(population);
CREATE INDEX idx_countrycode ON city(countrycode);

SELECT name
FROM city
WHERE 
    population > 120000 AND 
    countrycode = 'USA';