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supabase/apps/temp-docs/docs/reference/javascript/maybesingle.mdx
2022-04-26 14:17:19 +02:00

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---
id: maybesingle
title: "maybeSingle()"
slug: maybesingle
custom_edit_url: https://github.com/supabase/supabase/edit/master/web/spec/supabase.yml
---
import Tabs from '@theme/Tabs';
import TabsPanel from '@theme/TabsPanel';
Retrieves at most one row from the result. Result must be at most one row
(e.g. using `eq` on a UNIQUE column), otherwise this will result in an
error.
<Tabs
defaultActiveId="js"
groupId="reference/supabase-js"
values={[{ label: 'JavaScript', value: 'js' }]}>
<TabsPanel id="js" label="js">
```js
const { data, error } = await supabase
.from('cities')
.select('name, country_id')
.eq('name', 'Singapore')
.maybeSingle()
```
</TabsPanel>
</Tabs>
## Examples
### With `select()`
<Tabs
defaultActiveId="js"
groupId="reference/supabase-js"
values={[{ label: 'JavaScript', value: 'js' }]}>
<TabsPanel id="js" label="js">
```js
const { data, error } = await supabase
.from('cities')
.select('name, country_id')
.eq('name', 'Singapore')
.maybeSingle()
```
</TabsPanel>
</Tabs>