How to remove duplicate records

Question

Anonimo · Accepted Answer

Use CTE.

use the DISTINCT keyword for MS SQL · Answer

or to clarify duplicates into a staging table when you are taking a subset of all the fields and you know what specific fields you are after,

INSERT INTO > (>) SELECT > FROM (>) GROUP BY > having count(*)>1

and to add only those that are not duplicates

INSERT INTO > (>) SELECT > FROM >) T GROUP BY > having count(*)=1

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