/TypeScript/How to get duplicate values in sql

How to get duplicate values 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

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);

FIND DUPLICATES IN COLUMN SQL

declare @YourTable table (id int, name varchar(10), email varchar(50))

INSERT @YourTable VALUES (1,'John','John-email')
INSERT @YourTable VALUES (2,'John','John-email')
INSERT @YourTable VALUES (3,'fred','John-email')
INSERT @YourTable VALUES (4,'fred','fred-email')
INSERT @YourTable VALUES (5,'sam','sam-email')
INSERT @YourTable VALUES (6,'sam','sam-email')

SELECT
    name,email, COUNT(*) AS CountOf
    FROM @YourTable
    GROUP BY name,email
    HAVING COUNT(*)>1

-1

Source: stackoverflow.com

Similar codes

1 vote316 views1 answer
Rename table of contents latex
TypeScript
0 vote325 views1 answer
Typescript window ethereum
TypeScript
0 vote329 views1 answer
Adding html in typescript
TypeScript
1 vote327 views1 answer
Adonis where ilike
TypeScript
2 votes320 views1 answer
Jquery selector attribute value starts with
TypeScript
0 vote352 views1 answer
Loadsh partial match filter
TypeScript
0 vote337 views2 answers
How to find the total of the products added to the shopping cart in java program
TypeScript
0 vote357 views1 answer
Python sort list according to two elements in tuple
TypeScript
0 vote320 views1 answer
Swift collection view deselects item when scroll off screen
TypeScript
1 vote284 views1 answer
Are loop increments private in openmp
TypeScript