---
id: sl
title: ".sl()"
slug: sl
---
import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';
Finds all rows whose range value on the stated `column` is strictly to the
left of the specified `range`.
```js
const { data, error } = await supabase
.from('countries')
.select('name, id, population_range_millions')
.sl('population_range_millions', [150, 250])
```
```py
# Not yet implemented
```
## Parameters
column
required
object
The column to filter on.
range
required
string
The range to filter with.
## Examples
### With `select()`
```js
const { data, error } = await supabase
.from('countries')
.select('name, id, population_range_millions')
.sl('population_range_millions', [150, 250])
```
```py
# Not yet implemented
```
### With `update()`
```js
const { data, error } = await supabase
.from('countries')
.update({ name: 'Mordor' })
.sl('population_range_millions', [150, 250])
```
```py
# Not yet implemented
```
### With `delete()`
```js
const { data, error } = await supabase
.from('countries')
.delete()
.sl('population_range_millions', [150, 250])
```
```py
# Not yet implemented
```
### With `rpc()`
```js
// Only valid if the Stored Procedure returns a table type.
const { data, error } = await supabase
.rpc('echo_all_countries')
.sl('population_range_millions', [150, 250])
```
```py
# Not yet implemented
```