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快云VPS支持多种环境多个数据库吗？

威海服务器/VPS 威海VPS
1466

支持，可同时安装mysql和mssql。

Public @ 2020-12-03 16:13:14

如何计算快云带宽与在线人数

威海服务器/VPS 威海服务器
1616

要计算快云带宽和在线人数，需要知道以下几个因素： 1. 显示屏分辨率和刷新率：这决定了每秒需要传输的数据量。具有更高分辨率和刷新率的显示屏需要更多的带宽。 2. 网络质量：快云与用户之间的网络连接质量越好，传输速度越快。网络质量受到许多因素的影响，例如网络速度、延迟、丢包率等。 3. 在线人数：每个在线用户都需要一定的带宽来传输视频和音频数据。在线人数越多，需要的总带宽就越大。计算公式：快云

Public @ 2023-06-28 18:00:18

快云服务器系统盘扩容教程(Win2008&;Win2012系统)

威海服务器/VPS 威海服务器
1962

1.打开CMD命令框，输入：diskmgmt.msc，按回车键；014.png2.磁盘管理界面；015.png3. 右击系统盘选择扩展卷；016.png4.根据扩展卷向导进行下一步操作017.png018.png019.png5.完成后可在磁盘管理中查看到扩容后的系统盘大小；020.png来源：景安

Public @ 2011-05-06 16:13:11

快云vps怎么备份数据？

威海服务器/VPS 威海VPS
1800

1、windows系统通过在服务器中安装FTP工具将数据备份到本地；2、linux系统通过ssh远程登录后安装xftp工具进行本地和服务器数据传输。来源：景安

Public @ 2016-11-09 16:13:15

快云VPS支持多种环境多个数据库吗？

威海服务器/VPS 威海VPS
1467

支持，可同时安装mysql和mssql。

Public @ 2020-12-03 16:13:14

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[ DB ] CONNECT:[ UseTime:0.023187s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016602s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 4751 LIMIT 1 [ RunTime:0.015601s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.015844s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.016054s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.016171s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 4751 LIMIT 1 [ RunTime:0.015523s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+1 where id=4751 [ RunTime:0.018079s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海服务器/VPS' AND `status` <> -1 LIMIT 1 [ RunTime:0.022572s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海服务器/VPS' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041951s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海VPS' AND `status` <> -1 LIMIT 1 [ RunTime:0.022439s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海VPS' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036144s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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