const mongoc_read_prefs_t *

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025         MONGOC_TRANSACTION_OPTS_GET_READ_PREFS(3)

       • opts: A mongoc_transaction_opt_t.

       A mongoc_read_prefs_t that is valid only for the lifetime of opts.

          const mongoc_read_prefs_t *
          mongoc_transaction_opts_get_read_prefs (const mongoc_transaction_opt_t *opts);

       Return the transaction options' mongoc_read_prefs_t. See mongoc_transaction_opts_set_read_prefs().