droping Duplicates
# this is based on 2 factors the name of the dog and the breed of the dog so we can
# have 2 dog with the same name but diff breed.
df.drop_duplicates(subset=["name", "breed"])
# Without including index
df.drop_duplicates(subset=["name", "breed"], index = False)delete duplicate rows
WITH CTE AS(
SELECT [col1], [col2], [col3], [col4], [col5], [col6], [col7],
RN = ROW_NUMBER()OVER(PARTITION BY col1 ORDER BY col1)
FROM dbo.Table1
)
DELETE FROM CTE WHERE RN > 1Copyright © 2021 Codeinu
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