Window functions were introduced in [[SQL:2003]] and had functionality expanded in later specifications.<ref>{{Cite web|title=Window Functions Overview|url=https://mariadb.com/kb/en/window-functions-overview/|access-date=2021-03-23|website=MariaDB KnowledgeBase}}</ref>
[[MySQL]] added support for Windowwindow functions in version 8 in 2018, and [[MariaDB]] introduced first window functions with version 10.2.<ref>{{Cite web |title=MySQL :: What’s New in MySQL 8.0? (Generally Available) |url=https://dev.mysql.com/blog-archive/whats-new-in-mysql-8-0-generally-available/ |access-date=2022-11-21 |website=dev.mysql.com}}</ref><ref>{{Cite web |title=MySQL :: MySQL 8.0 Reference Manual :: 12.21.2 Window Function Concepts and Syntax |url=https://dev.mysql.com/doc/refman/8.0/en/window-functions-usage.html |website=dev.mysql.com}}</ref>
