how to check for duplicates in a column in python
boolean = df['Student'].duplicated().any() # Truehow to check for duplicates in a column in python
boolean = df['Student'].duplicated().any() # Truesql select duplicates based on two columns
select s.id, t.*
from [stuff] s
join (
select name, city, count(*) as qty
from [stuff]
group by name, city
having count(*) > 1
) t on s.name = t.name and s.city = t.cityCopyright © 2021 Codeinu
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