Caution
Using this method with the wrong argument (e.g., no threshold) can lead to huge amount of data returned.
**Type**: String[ ]
**Parameters**
| Name | Type | Value |
| sessionId | String | ID of the session |
| recipientListId | long | ID of the recipient list |
| recipientFilterId | long | (optional) ID of the target group<br><br>If the value is greater than 0, only recipients that match the target group with this ID are returned. |
| attributeName | String | Field name of the field (e.g., firstname, lastname etc.) that is to be queried for distinct values |
| threshold | int | Number of characters that are examined<br><br>Example: With a threshold of 4, the values Test-A and Test-B will be summed up to Test. |
**Return values**
The first index is the value, the second one is the count.
Example: result[0]=="Value 1", result[1]=="123", result[2]=="Value 2", result[3]=="678"
Note
A maximum of 10,000 values is returned.
**Code structure**