mongoc_collection_set_read_prefs (3) Linux Manual Page
mongoc_collection_set_read_prefs() – Sets the default read preferences to use for operations on collection not specifying a read preference.
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 \&.