Duplicate records in sql

Select duplicates in sql

SELECT username, email, COUNT(*)
FROM users
GROUP BY username, email
HAVING COUNT(*) > 1

Source: chartio.com

Sql query to find duplicates in column

SELECT name, COUNT(email) 
FROM users
GROUP BY email
HAVING COUNT(email) > 1

Source: stackoverflow.com

Duplicate records in sql

Multiple field=SELECT username, email, COUNT(*)
FROM users
GROUP BY username, email
HAVING COUNT(*) > 1
Single field=SELECT _column, COUNT(*) FROM _tableGROUP BY _columnHAVING COUNT(*) > 1

Similar codes

0 vote184 views3 answers
Drop multiple columns in sql
SQL
0 vote210 views1 answer
TSQL function split string
SQL
1 vote322 views1 answer
Sql check roles
SQL
0 vote177 views1 answer
Create a view in sqlite
SQL
26 votes431 views6 answers
Modify column name in sql
SQL
0 vote183 views3 answers
Between keyword sql
SQL
3 votes199 views2 answers
Mysql import gz
SQL
0 vote219 views1 answer
Stored function in sql
SQL
4 votes171 views1 answer
Add constraint fk
SQL
2 votes189 views2 answers
Laravel query builder toSql
SQL