In this tutorial, you are going to learn "How to Calculate Running Total Or Accumulative Sum in SQL" by using SQL Window Functions.
SQL window functions are a powerful feature that allows you to perform calculations across a set of rows related to the current row, without collapsing the result set. These functions operate on a "window" of rows, which is defined by a specific partition of the data and an optional order.
Window functions are commonly used for analytical and reporting tasks. Window functions have a similar syntax to regular aggregate functions, but they include an additional OVER clause that defines the window specification.
