## Logical operators

| Operator | Expression & Description |

## Comparison functions and operators

Comparison operators

## Mathematical functions and operators

Mathematical operators

## String functions and operators

String operators

## Binary string functions and operators

bit_length

## Date/time functions and operators

Timespan operators

## Cryptographic functions

Cryptographic functions.

## JSON functions and operators

JSON functions

## Array functions and operators

Array functions

## Map functions and operators

Map functions

## Conditional expressions

CASE

## Aggregate functions

Aggregate functions compute a single result from a set of input values.

## Window functions

Window functions compute a single result for each row over a set of rows that are related to the current row (the "window").

## Set-returning functions

generate_series()

## System administration functions

This page lists both RisingWave system administration functions and PostgreSQL system administration functions that are supported in RisingWave.

## System information functions

RisingWave provides functions to help you get system information, including database, schema, user, role, session, and more.