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davidsheardown/MSSQL_CTE_RemoveDuplicates.sql

Created May 3, 2017 09:55
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MS SQL (CTE) Remove Duplicate Rows
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MSSQL_CTE_RemoveDuplicates.sql
;WITH CTE AS(
SELECT field_to_identify_duplicate,
RN = ROW_NUMBER()OVER(PARTITION BY field_to_identify_duplicate ORDER BY field_to_identify_duplicate)
FROM table_with_duplicates
)
DELETE FROM CTE WHERE RN > 1
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