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Friday, 17 October 2025

Agar aapko har duplicate id me se sirf ek row rakhni hai, to yeh query use karein 👇

 Agar aapko har duplicate id me se sirf ek row rakhni hai, to yeh query use karein 👇

WITH cte AS ( SELECT *, ROW_NUMBER() OVER (PARTITION BY id ORDER BY (SELECT 0)) AS rn FROM your_table ) DELETE FROM cte WHERE rn > 1;


Particular Entry ke liye WITH cte AS ( SELECT *, ROW_NUMBER() OVER (PARTITION BY id ORDER BY (SELECT 0)) AS rn FROM your_table WHERE id = 5676 ) DELETE FROM cte WHERE rn > 1;