In my daily use of SQL queries, aggregate functions are used to perform calculations on a set of values, returning a single value. Common examples include SUM, AVG, COUNT, MIN, and MAX.

Aggregate functions in SQL are used to perform calculations on a set of values and return a single result. These functions operate on a group of rows and produce a single value as output. Some common ...

How to use an aggregate function in a case statement of UPDATE statement. Thread starter dfmutz84; ... I am not new to SQL but neither an expert and I had not heard of this before.

SQLite has nice feature which allows to register custom aggregate functions written in C (and Lua in case of Tarantool) and available from SQL like any other. Example is count_x() which counts number ...

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 ...