select rows with same value in a column
select * from table where email in (
select email from table
group by email having count(*) > 1
)select rows with same value in a column
select * from table where email in (
select email from table
group by email having count(*) > 1
)select all same column value in sql
SELECT RollId, count(*) AS c FROM `tblstudents` GROUP BY RollId HAVING c > 1 ORDER BY c DESCCopyright © 2021 Codeinu
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