When we add y as non-aggregate, non-group by column, we also get a message we would expect if count_if were an aggregate function: Binder Error: column "y" must appear in the GROUP BY clause or must ...

SQL is a tool that is widely used in the manipulation of data and featuring in the relational database. They are applied in querying, manipulating as well as reporting data and it is commonly used by ...

I tried to implement my own count aggregate. It works well for simple queries, generating the same result as the built-in count. However, all 0s in count's output becomes NULL if used in subqueries, ...

The nervous system is a complex collection of nerves and specialized cells known as neurons that transmit signals between different parts of the body. It is essentially the body's electrical wiring.

A few years ago I blogged about the Table.Profile M function and how you could use it to create a table of descriptive statistics for your data: Since that post was written a new, optional second ...

Sum, Min, Max, and Average functions in Canvas apps are aggregate functions that can reduce a large amount of data down to a single value. For example, Average could be used to find the average age of ...