Imagine writing an application for a restaurant owner to track her customers and transactions, or an app that an e-commerce company uses to store users, transactions and shopping behaviors. Think ...

(1573, 'Mark Lyon', 1175, 40, TO_DATE('07-09-2008', 'DD-MM-YYYY'), 1550, 110), (1932, 'Stuart Twain', 1608, 60, TO_DATE('23-08-2009', 'DD-MM-YYYY'), 1550, 230), (1875 ...

I realized how much easier my life would be if SQL had a mode() aggregate function. (I'm using it in the mathematical sense). I'm guessing that either I use SQL in a wierd way or there is a good ...

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. What are SQL window functions? SQL ...