[Solved] MySQL find duplicates based on another column value

Question

You may try below query –

SELECT id, user, value
FROM YUOR_TABLE T1
WHERE EXISTS (SELECT 1
              FROM YOUR_TABLE T2
              WHERE T1.value = T2.value
              AND T1.user <> T2.user)

Accepted Answer

You may try below query –

SELECT id, user, value
FROM YUOR_TABLE T1
WHERE EXISTS (SELECT 1
              FROM YOUR_TABLE T2
              WHERE T1.value = T2.value
              AND T1.user <> T2.user)