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Bit hard to try to help with so little info, but maybe this could work?
SELECT Destination
FROM tablename
GROUP BY Destination
HAVING COUNT(DISTINCT Source) = 1
1
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solved MySQL select issue ( unique ) [closed]
[ad_1]
Bit hard to try to help with so little info, but maybe this could work?
SELECT Destination
FROM tablename
GROUP BY Destination
HAVING COUNT(DISTINCT Source) = 1
1
[ad_2]
solved MySQL select issue ( unique ) [closed]