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# ST_IsEmpty

Test if a geometry is empty geometry

<img src="https://mintcdn.com/wherobots/fqh3gPDE0J25Lra_/images/sql-functions/ST_IsEmpty/ST_IsEmpty.svg?fit=max&auto=format&n=fqh3gPDE0J25Lra_&q=85&s=e3241ea91eb6e4ddb237c5ea97650637" alt="ST_IsEmpty" width="500" height="300" data-path="images/sql-functions/ST_IsEmpty/ST_IsEmpty.svg" />

## Signatures

```sql theme={"system"}
ST_IsEmpty (A: Geometry)
```

## Parameters

<ParamField body="A" type="Geometry" required>
  The input geometry.
</ParamField>

## Return type

<ResponseField type="Boolean">
  Returns `true` or `false`.
</ResponseField>

## Example

```sql theme={"system"}
SELECT ST_IsEmpty(ST_GeomFromWKT('POLYGON((0 0,0 1,1 1,1 0,0 0))'))
```

```
false
```