Hi!<BR><BR>I often run queries on my company’s Data Warehouse, which runs DB2. Due to the nature of my permissions, I cannot create Views or new Tables – thus, everything generally has to be done in a ...

When working with address data, you may encounter situations where you need to merge multiple columns, such as address, town, and postcode, into a single column. Power Query makes this task a breeze.

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 ...

This course is a continuation of the basic concepts, organization, and implementation models taught in the Introduction to Databases course, with an emphasis on the relational model. Applied labs ...

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 ...