The Yammer connector will crawl content from Yammer messages. 

Features

Some of the features of the Yammer connector include:

• Retrieve messages
  • By Group
  • By Thread
  • By Topic

Content Retrieved

The Yammer connector retrieves Yammer messages, including some metadata. The metadata include:

• User (sender) details
• Group details
• Thread details

Limitations 

Due to API limitations, Yammer connector has the following limitations:

• Messages are fetched serially, newest-to-oldest, due to the nature of the Yammer API. These have the following implications:
  • Incremental crawls take the same amount of time as full crawls
  • Aspire Distributed processing is not beneficial when using this connector.