Question 4: MySQL ---------- Rank Scores, scoresof

Source: Internet
Author: User

Question 4: MySQL ---------- Rank Scores, scoresof

Write a SQL query to rank scores. if there is a tie between two scores, both shoshould have the same ranking. note that after a tie, the next ranking number shocould be the next consecutive integer value. in other words, there shoshould be no "holes" between ranks.

+----+-------+| Id | Score |+----+-------+| 1  | 3.50  || 2  | 3.65  || 3  | 4.00  || 4  | 3.85  || 5  | 4.00  || 6  | 3.65  |+----+-------+

For example, given the aboveScoresTable, your query shocould generate the following report (order by highest score ):

+-------+------+| Score | Rank |+-------+------+| 4.00  | 1    || 4.00  | 1    || 3.85  | 2    || 3.65  | 3    || 3.65  | 3    || 3.50  | 4    |+-------+------+

Answer:

# Write your MySQL query statement belowSELECT Scores.Score, COUNT(Ranking.Score) AS RANK  FROM Scores     , (       SELECT DISTINCT Score         FROM Scores       ) Ranking WHERE Scores.Score <= Ranking.Score GROUP BY Scores.Id, Scores.Score ORDER BY Scores.Score DESC;




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