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distribution in postgres

Innocent Iguana answered on November 14, 2022 Popularity 3/10 Helpfulness 1/10

answer distribution in postgres

distribution in postgres

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-- Create Bins with upper and lower bound
WITH bins AS (
      SELECT generate_series(2200, 3050, 50) AS lower,
             generate_series(2250, 3100, 50) AS upper),
     -- Take the counts from desired table
     temp_table AS (
      SELECT question_count 
        FROM table_name) 
-- Select columns for result
SELECT lower, upper, count(question_count) 
  FROM bins  -- Created above
       -- Join to temp_table (created above), 
       -- keeping all rows from the bins table in the join
       LEFT JOIN temp_table 
       -- Compare question_count to lower and upper
         ON question_count >= lower 
        AND question_count < upper
 -- Group by lower and upper to count values in each bin
 GROUP BY lower, upper
 -- Order by lower to put bins in order
 ORDER BY lower;

Popularity 3/10 Helpfulness 1/10 Language sql

Source: stackoverflow.com

Tags: distribution sql

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