Function db_mysql_replace

modules/db_mysql/dbase.c:1445–1464

* Just like insert, but replace the row if it exists. * \param _h database handle * \param _k key names * \param _v values of the keys that must match * \param _n number of key=value pairs * \return zero on success, negative value on failure */

 * \return zero on success, negative value on failure
 */
int db_mysql_replace(const db_con_t* _h, const db_key_t* _k, const db_val_t* _v, const int _n)
{
	int ret;

	if (CON_HAS_PS(_h)) {
		if (CON_HAS_UNINIT_PS(_h)||!has_stmt_ctx(_h,&(CON_MYSQL_PS(_h)->ctx))){
			ret = db_do_replace(_h, _k, _v, _n, db_mysql_val2str,
				db_mysql_submit_dummy_query);
			if (ret != 0) {
				CON_RESET_CURR_PS(_h);
				return ret;
			}
		}
		ret = db_mysql_do_prepared_query(_h, &query_holder, _v, _n, NULL, 0);
		CON_RESET_CURR_PS(_h);
		return ret;
	}
	return db_do_replace(_h, _k, _v, _n, db_mysql_val2str,
		db_mysql_submit_query);
}


/**