Welcome to collectivesolver - Programming & Software Q&A. A website you can trust. All programs tested and works. Contact: aviboots(AT)netvision.net.il
GreenGeeks Web Hosting - Faster, Scalable & Eco-Friendly

BlueHost Web Hosting

Ecommerce Software - Best Ecommerce Platform Made for You - Free Trial

Ecommerce Software - Best Ecommerce Platform Made for You - Free Trial

getflywheel wordpress hosting


Distribute your Resume to 500+ Job Boards & Recruiters


7,804 questions

10,890 answers

573 users

How to use SQL COUNT() Function in MySQL

OneTravel.com | Grab our Special Flight Deal!


25 views
asked Sep 29, 2015 by avibootz
edited Oct 12, 2015 by avibootz

3 Answers

0 votes
-- NULL values in Salary column will not be counted

SELECT COUNT(Salary) FROM workers

 




answered Sep 29, 2015 by avibootz
0 votes
-- Count unique values

SELECT COUNT(DISTINCT Salary) FROM workers

 




answered Sep 29, 2015 by avibootz
0 votes
-- Use alias as the result column title

SELECT COUNT(Salary) AS TotalSalaries FROM workers

 




answered Sep 29, 2015 by avibootz
...