---
description: 'Documentation for Index'
sidebar: 'sqlreference'
slug: /sql-reference/functions
title: 'Landing page for Functions'
---

| Page                                                                | Description                                                                                            |
|---------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------|
| [Regular Functions](/sql-reference/functions/regular-functions)     | Functions whose result for each row is independent of all other rows.                                  |
| [Aggregate Functions](/sql-reference/aggregate-functions)           | Functions that  accumulate a set of values across rows.                                                |
| [Table Functions](/sql-reference/table-functions)                   | Methods for constructing tables.                                                                       |
| [Window Functions](/sql-reference/window-functions)                 | Functions which let you perform calculations across a set of rows that are related to the current row. |
