mongoc_transaction_opts_set_read_prefs - Man Page

void
mongoc_transaction_opts_set_read_prefs (mongoc_transaction_opt_t *opts,
                                        const mongoc_read_prefs_t *read_prefs);

Configure the transaction's read preference. The argument is copied into the struct and can be freed after calling this function.

• opts: A mongoc_transaction_opt_t.
• read_prefs: A mongoc_read_prefs_t.

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