A、mysql_db_query与mysql_query在执行sql语句后的返回值是一样的,成功返回资源号,失败返回FALSE B、不能用mysql_query函数临时在另一个数据库上执行sql语句,而mysql_db_query可以 C、mysql_db_query不会切换回先前连接到的数据库 D、mysql_query在功能上等于mysql_select_db()+mysql_db_query()
A、mysql_db_query与mysql_query在执行sql语句后的返回值是一样的,成功返回资源号,失败返回FALSE B、不能用mysql_query函数临时在另一个数据库上执行sql语句,而mysql_db_query可以 C、mysql_db_query不会切换回先前连接到的数据库 D、mysql_query在功能上等于mysql_select_db()+mysql_db_query()
A、All system users have access to the MySQL server via—login path local B、login-path can be used only for MySQL servers running on a local machine C、login-path allows you to provide login credentials without passing clear text passwords on the command line D、When using – login-path to connect to a remote MySQL server, the remote server version must be 5.6 or later
A、在MS SQL Server2000中不能够处理XML数据 B、在MS SQL Server2000中可以方便安全地通过Web访问数据 C、在MS SQL Server2000中并没有使现有的OLAP多维数据集在Web上链接和分析 D、在MS SQL Server2000中不提供多实例支持,不允许在单个机器上安装多个孤立的SQL Server
A、MySQL requires correct file ownership while remaining secure B、MySQL needs to be run as the root user, but file cannot be owned by it C、MySQL cannot be run as the root user