---
schema_version: "1"
id: d3c2e75e99164bae8166419952df39fc987c50c1c60bd6d5652b47c816d88422
title: lower()
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/analytics/bi_dev_guide_saql/guides/reference/bi-saql-functions-string-lower.md
canonical_url: https://developer.salesforce.com/docs/analytics/bi-dev-guide-saql/guide/bi-saql-functions-string-lower.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: 0355f7ae3dc87ef0724b9df36cadf4a413891299780f94b06dd6a27794fcbe1e
products:
  - Analytics SAQL Developer Guide
  - analytics
---

# lower()

Returns a copy of the string with all characters in lower case.

## Syntax

`lower`(_string_)

## Usage

Returns `null` if _string_ is `null`.

## Example

```nolang
lower("JAVA") == "java"
```