Sql count duplicate rows

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

Sql count duplicate rows

SELECT _column, COUNT(*) 
FROM _table
GROUP BY _column
HAVING COUNT(*) > 1

T-sql get duplicate rows

SELECT [CaseNumber], COUNT(*) AS Occurrences
FROM [CaseCountry]
GROUP BY [CaseNumber]
HAVING (COUNT(*) > 1)

How to get duplicate values in sql

• SELECT first_name, COUNT (first_name) FROM employees
GROUP BY first_name
HAVING (COUNT(first_name) > 1);

Get 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 _table
GROUP BY _column
HAVING COUNT(*) > 1

Similar codes

0 vote342 views1 answer
Drop domain postgresql
SQL
1 vote351 views2 answers
Procedure syntax
SQL
1 vote314 views3 answers
Grant syntax in sql
SQL
1 vote344 views1 answer
How to select random rows from a table
SQL
0 vote295 views1 answer
Check sql query executed wp
SQL
11 votes322 views2 answers
Turn off safe mode mysql
SQL
14 votes307 views2 answers
How to auto increment in sql
SQL
23 votes325 views4 answers
Sql server substring
SQL
22 votes317 views4 answers
Mysql date format
SQL
0 vote347 views1 answer
ERROR 1396 (HY000): Operation DROP USER failed for 'ananyapam'@'%'
SQL