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Topic: Hackerrank

List of SQL Hackerrank Exercises

Easy - 100

  1. weather-observation-station-1
  2. weather-observation-station-2
  3. weather-observation-station-3
  4. weather-observation-station-4
  5. weather-observation-station-6
  6. weather-observation-station-7
  7. weather-observation-station-8
  8. weather-observation-station-9
  9. weather-observation-station-10
  10. weather-observation-station-11
  11. weather-observation-station-12
  12. weather-observation-station-13
  13. weather-observation-station-14
  14. weather-observation-station-16

Easy - 101

  1. select-all-sql
  2. select-by-id
  3. japanese-cities-attributes
  4. japanese-cities-name
  5. revising-the-select-query
  6. revising-the-select-query-2
  7. name-of-employees

Medium

  1. salary-of-employees
  2. more-than-75-marks
  3. revising-aggregations-the-count-function
  4. revising-aggregations-sum/problem
  5. revising-aggregations-the-average-function
  6. average-population
  7. japan-population
  8. population-density-difference

Challenge

  1. the-blunder
  2. earnings-of-employees