Answers for "query select postgresql no duplicates"

SQL
1

postgres select duplicate columns

select Column1, Column2, count(*)
from yourTable
group by Column1, Column2
HAVING count(*) > 1
Posted by: Guest on April-28-2020
6

query postgres delete duplicates

DELETE FROM dups a USING (
      SELECT MIN(ctid) as ctid, key
        FROM dups 
        GROUP BY key HAVING COUNT(*) > 1
      ) b
      WHERE a.key = b.key 
      AND a.ctid <> b.ctid
Posted by: Guest on February-20-2020
0

postgres select duplicate columns

select * from yourTable ou
where (select count(*) from yourTable inr
where inr.sid = ou.sid) > 1
Posted by: Guest on April-28-2020

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