# Reading from Snapchat Ads entities
<a name="snapchat-ads-reading-from-entities"></a>

 **Prerequisites** 
+  A Snapchat Ads Object you would like to read from. Refer the supported entities table below to check the available entities. 

 **Supported entities** 


| Entity | Can be Filtered | Supports Limit | Supports Order By | Supports Select \$1 | Supports Partitioning | 
| --- | --- | --- | --- | --- | --- | 
| Organization | No | No | No | Yes | No | 
| Ad Account | No | No | No | Yes | No | 
| Creative | No | No | No | Yes | No | 
| Media | No | No | No | Yes | No | 
| Campaign | Yes | No | No | Yes | No | 
| Ad Under Ad Account | Yes | No | No | Yes | No | 
| Ad Under Campaign | No | No | No | Yes | No | 
| Ad Squad | Yes | No | No | Yes | No | 
| Segment | No | No | No | Yes | No | 

 **Example** 

```
snapchatads_read = glueContext.create_dynamic_frame.from_options(
    connection_type="snapchatAds",
    connection_options={
        "connectionName": "connectionName",
        "ENTITY_NAME": "organization",
        "API_VERSION": "v1"
    }
)
```

 **Snapchat Ads entity and field details** 

 Snapchat Ads dynamically loads available fields under selected entity. Depending on the data type of the field, it supports following filter operators. 


| Field Data Type | Supported Filter Operators | 
| --- | --- | 
| Boolean | = | 

 **Partitioning queries** 
+  Field-based partitioning: Not supported. 
+  Record-based partitioning: Not supported.