Count ( expr ) The expr placeholder represents a string expression identifying the field that contains the data you want to count or an expression that performs a calculation using the data in the ...

APPROX_COUNT_DISTINCT( expression ) evaluates an expression for each row in a group, and returns the approximate number of unique non-null values in a group. This function is designed to provide ...

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 ...