const bson_t * mongoc_server_description_ismaster ( const mongoc_server_description_t *description);
This function is deprecated and should not be used in new code.
Please use mongoc_server_description_hello_response() instead.
- description: A mongoc_server_description_t.
The client or client pool periodically runs a "hello" command on each server, to update its view of the MongoDB deployment. Use mongoc_client_get_server_descriptions() and mongoc_server_description_hello_response() to get the most recent "hello" response.
A reference to a BSON document, owned by the server description. The document is empty if the driver is not connected to the server.
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