Function finish_with_error

sqladvisor/main.cc:396–403

}

void finish_with_error(MYSQL *con) {
    if (options.verbose)
        sql_print_information("第%d步：SQLAdvisor结束！错误日志:%s \n", STEP_CNT++,
                mysql_error(con));
    if (con != NULL)
        mysql_close(con);
    exit(-1);
}

POSSBILE_INDEX * find_best_index(char *tablename, char *dbname,
        const char *field_name) {