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

2 votes264 views1 answer
How to add where command in update comand with joins
SQL
2 votes310 views2 answers
Select sqlite3.OperationalError: no such column:
SQL
0 vote319 views1 answer
Sql values that contains certain multiple ids
SQL
0 vote288 views1 answer
Pl/pgsql declare variable
SQL
4 votes291 views2 answers
Float postgres
SQL
3 votes317 views1 answer
Mysql group_concat distinct
SQL
15 votes278 views1 answer
Mysql int range
SQL
1 vote283 views1 answer
Oracle select row max date
SQL
5 votes274 views1 answer
Mysql created at yesterdau
SQL
0 vote277 views2 answers
Mysql decimal remove trailing zeros
SQL