Provided by: libmongoc-doc_1.3.1-1_all 

NAME
mongoc_database_set_read_prefs() - None
SYNOPSIS
void
mongoc_database_set_read_prefs (mongoc_database_t *database,
const mongoc_read_prefs_t *read_prefs);
This function sets the default read preferences to use on operations performed with database \&.
Collections created with mongoc_database_get_collection(3) after this call will inherit these read
preferences.
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 \&.
PARAMETERS
database
A mongoc_database_t \&.
read_prefs
A mongoc_read_prefs_t \&.
COLOPHON
This page is part of MongoDB C Driver. Please report any bugs at
https://jira.mongodb.org/browse/CDRIVER.
MongoDB C Driver 2016‐01‐18 MONGOC_DATABASE_SET_READ_PREFS(3)