They are applied in querying, manipulating as well as reporting data and it is commonly used by data analysts, data scientists, and database administrators. This article highlights the different ...

Aggregate window functions are used to perform operations on sets of rows in a window(s). They include SUM() , MAX() , COUNT() , and others. Rank window functions are used to rank rows in a window(s).

To make the SQL accelerator, Baidu picked apart the TPC-DS benchmark and created special engines, called processing elements, that accelerate the five key functions in that benchmark test. These ...

Hi!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 ...

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 ...