Amazon Redshift will no longer support the creation of new Python UDFs starting Patch 198. Existing Python UDFs will continue to function until June 30, 2026. For more information, see the [ blog post ](https://aws.amazon.com/blogs/big-data/amazon-redshift-python-user-defined-functions-will-reach-end-of-support-after-june-30-2026/). 

# IS\_OBJECT function
<a name="r_is_object"></a>

Checks whether a variable is an object. The IS\_OBJECT function returns `true` for objects, including empty objects. The function returns `false` for any other values, including null.

## Syntax
<a name="r_is_object-synopsis"></a>

```
IS_OBJECT(super_expression)
```

## Arguments
<a name="r_is_object-arguments"></a>

*super\_expression*  
A `SUPER` expression or column.

## Return type
<a name="r_is_object-returns"></a>

`BOOLEAN`

## Examples
<a name="r_is_object_example"></a>

To check if `{"name": "Joe"}` is an object using the IS\_OBJECT function, use the following example.

```
CREATE TABLE t(s super);

INSERT INTO t VALUES (JSON_PARSE('{"name": "Joe"}'));

SELECT s, IS_OBJECT(s) FROM t;

+----------------+-----------+
|       s        | is_object |
+----------------+-----------+
| {"name":"Joe"} | true      |
+----------------+-----------+
```