Yash
Yash

Reputation: 13

in mysql my distinct query not working?

in the below image I'm using

 SELECT DISTINCT(name),date,reporting,leaving from attendance where date='2016-09-01

and I'm still getting repeating names. Why?

enter image description here

Upvotes: 1

Views: 39

Answers (2)

Jaydip Jadhav
Jaydip Jadhav

Reputation: 12309

Actually your all rows have distinct data apart from Name column if you want only distinct names then you can get it with help of Aggregate functions, you can use MIN or MAX as per your business requirement

SELECT Name,MAX(date),MAX(reporting),MAX(leaving) 
FROM attendance 
WHERE date='2016-09-01'
GROUP BY Name

Upvotes: 0

Wax Cage
Wax Cage

Reputation: 788

When using DISCTINCT, MySQL uses all columns as grouping factor. If you want group by only one column and get all corresponding column values, use GROUP BY instead

SELECT name, date, reporting, leaving FROM attendance GROUP BY name WHERE ...

Upvotes: 1

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