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Pivot query in miriadb

fa rnd2000 answered on September 26, 2022 Popularity 1/10 Helpfulness 1/10

answer Pivot query in miriadb

Pivot query in miriadb

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SET @sql = NULL;
SELECT
  GROUP_CONCAT(DISTINCT
               CONCAT('MAX(IF(s.name = "', `name`,'", `value`,"")) AS ',name)
              ) INTO @sql
FROM table1;


SET @sql = CONCAT('SELECT s.user_id,  ', @sql, ' 
                  FROM table1 s
                 GROUP BY s.user_id
                 ORDER BY s.user_id');
SELECT @sql;
PREPARE stmt FROM @sql;
EXECUTE stmt;

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Source: stackoverflow.com

Tags: pivot whatever

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