Answers for "mysql find if two specific rows have same element in a column"

find duplicates mysql column

SELECT name, COUNT(*) c FROM table GROUP BY name HAVING c > 1;

Posted by: Guest on April-20-2020

find duplicate keys in mysql

SELECT col, COUNT(col) FROM table_name GROUP BY col HAVING COUNT(col) > 1;

Posted by: Guest on September-22-2020

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