Skip to content

Instantly share code, notes, and snippets.

@davidsheardown

davidsheardown/MSSQL_CTE_RemoveDuplicates.sql

Created May 3, 2017 09:55
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 1 You must be signed in to fork a gist
  • Save davidsheardown/781374d7e00f587e88aac942caf609e2 to your computer and use it in GitHub Desktop.
Save davidsheardown/781374d7e00f587e88aac942caf609e2 to your computer and use it in GitHub Desktop.
Download ZIP
MS SQL (CTE) Remove Duplicate Rows
Raw
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
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment