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多个网站可以共用一个数据库么？

是的，多个网站可以共用一个数据库。这通常是通过将多个网站部署到同一个服务器上以及在这些网站中使用相同的数据库连接信息来实现的。共享数据库可以简化网站开发和维护，并且可以提高数据的一致性和可靠性。但需要注意的是，在共享数据库时需要确保所有网站对数据库的操作不会相互干扰，并且要注意数据安全和隐私问题。

Public @ 2023-03-29 09:50:11

在ASP程序中调用Web Service

威海Web网站开发威海ASP
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微软投入了大量资金来推销其.NET的各种优点，其中.NET最大的优点之一就是微软始创的XML Web Services。XML Web Services可以将你的程序和以前定制的DLL和COM/DCOM组建分离（避免陷入DLL陷阱），然后将这些功能设计成为XML Web Services，让其他应用程序也可以访问和调用这些功能（比如：网站、分布式程序）（关于怎样在.NET中建立和使用XML Web

Public @ 2019-03-23 15:46:30

HTML5和其他HTML有什么区别？

HTML5，就是我们平时所说的H5，现在H5很火，以至于非技术人员误认为H5是一个全新的语言。实际上，HTML5只是HTML的第五个版本，就如iPhone x是iPhone的一个版本一样。H5之所以近几年被大量提及，因为这个版本删除和修改了许多元素，让HTML有了一个全新的“升级”。就如iPhone增加了刷脸、Siri一样。HTML5和其他版本的HTML有什么区别？主要区别为以下5项：1、文档声明

Public @ 2022-12-03 15:46:23

快云数据库数据如何导入导出？

两种方法：1：在自助管理后台备份，然后点击下载按钮可以下载所需备份。2：也可以通过管理工具连接数据库然后备份数据。数据导入可以用自带的phpmyadmin或者本地安装数据库管理工具，如navicat等来源：景安

Public @ 2010-08-15 16:13:03

一不小心点了数据库的“一键清理”功能怎么办，数据库会不会删除？

如果您不确定清理功能的具体内容和影响范围，请不要轻易点击一键清理功能。一键清理功能会清理数据库中的无用数据（例如日志、缓存等），但不会删除数据库中的实际数据。然而，如果您使用的是具有危险性的清理工具，则可能会意外地删除数据库中的数据。如果您遇到这种情况，请立即联系数据库管理员或技术支持人员来修复问题。

Public @ 2023-06-08 11:00:07

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[ DB ] CONNECT:[ UseTime:0.022812s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016976s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6479 LIMIT 1 [ RunTime:0.015408s ]
[ 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:0.015587s ]
[ 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:0.015768s ]
[ 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:0.015806s ]
[ 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` = 6479 LIMIT 1 [ RunTime:0.015342s ]
[ 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=6479 [ RunTime:0.017532s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海Web网站开发' AND `status` <> -1 LIMIT 1 [ RunTime:0.021748s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海Web网站开发' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.033540s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海数据库' AND `status` <> -1 LIMIT 1 [ RunTime:0.021730s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海数据库' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.031602s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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