Provided by: libmongoc-doc_1.9.2+dfsg-1build1_all 

NAME
mongoc_collection_set_read_prefs - mongoc_collection_set_read_prefs()
SYNOPSIS
void
mongoc_collection_set_read_prefs (mongoc_collection_t *collection,
const mongoc_read_prefs_t *read_prefs);
PARAMETERS
• collection: A mongoc_collection_t.
• read_prefs: A mongoc_read_prefs_t.
DESCRIPTION
Sets the default read preferences to use for operations on collection not specifying a read preference.
The global default is MONGOC_READ_PRIMARY: if the client is connected to a replica set it reads from the
primary, otherwise it reads from the current MongoDB server.
Please see the MongoDB website for a description of Read Preferences.
AUTHOR
MongoDB, Inc
COPYRIGHT
2018, MongoDB, Inc
1.9.3-dev Feb 05, 2018 MONGOC_COLLECTION_SET_READ_PREFS(3)