SQL Window functions are an advanced type of function in SQL. In this post, you will learn about what SQL window functions are and how they can be used or work.

Might want to check your /etc/php.ini and make sure you have the "extension=mysql.so" uncommented (restart Apache if you make a change). Also might want to check over the [MySQL] section.

I've used PHP to display results from a mySQL query in countless other places on my site, but this is the first time I've ever used the COUNT() function in MySQL. I will try it with your syntax ...

Since MariaDB is a fork from MySQL, the syntax is similar, but MariaDB has several additional features. Basic SQL syntax remains the same, but MariaDB handles data storage and functions differently.