Aggregate functions in SQL are used to perform calculations on a set of values and return a single result. These functions operate on a group of rows and produce a single value as output. Some common ...

Hello all! I have a MySQL query that is giving me the results that I want, but I'm having difficulty displaying the results in PHP. Here is my SQL statement: SELECT `tkid`,COUNT(*) FROM `xd2e ...

SQL folder for RealPython part 2 course. Contribute to hedonnn/sql development by creating an account on GitHub.