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快云数据库数据如何导入导出？

快云数据库支持以下几种方式进行导入导出： 1. 通过MySQL客户端软件进行备份，然后进行数据库导入导出。 2. 通过MySQL WorkBench可视化工具进行数据库导入导出。 3. 通过Command Line命令实现数据库导入导出。 4. 通过快云云数据库管理界面进行文件上传、下载、备份恢复等操作实现导入导出。

Public @ 2023-03-03 10:48:10

IIS服务器手机访问不信任解决方法

威海Web网站开发威海IIS
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如果您的IIS服务器无法被手机访问，可能是因为您的手机设备不信任服务器的证书。以下是一些解决方法： 1. 安装可信任的证书：您可以将服务器证书安装到手机设备上，以确保设备信任服务器。您可以通过将证书文件发送到手机设备并按照设备的安装指南进行操作来完成安装。 2. 使用公共CA颁发的证书：如果您的服务器使用了自签名证书，您可以考虑从公共CA（Certificate Authority）购买证书。

Public @ 2023-07-24 05:00:26

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？

问题描述：客户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。QQ截图20171220154723.png问题解决：只清理没有数据的数据库，不会清理有数据的数据库，可以重新创建。来源：景安

Public @ 2015-01-13 16:13:04

多个网站可以共用一个数据库么？

u操作方法：每个网站的数据库表前缀不同命名即可，比如dz的默认表前缀是pre_,wordpress的默认表前缀是wp_，如果有相同程序在安装的时候注意一下表前缀就行了。u安全隐患：从技术上来说,可以实现,但是会给后期网站的维护，带来诸多麻烦。例如你这几个站中有一个站的客户空间不再放你这里了，需要你备份资料给他，默认一备份就会把其他几个站的数据库资料也备份进去了，数据库一旦有问题了，几

Public @ 2022-07-10 16:13:03

怎么判断是单独用一个数据库，还是用多个数据库？

u一般比较大型的系统，业务复杂，数据库存储量比较大，逻辑复杂，可以采用多个数据库，分开了管理，把数据做拆分。（MySQL独享版）u小型网站，或者单个项目，可以采用一个数据库，方便管理，比如数据库的备份啊，数据的导入导出等，只操作一个数据库就行了。（MySQL共享版）来源：景安

Public @ 2014-05-07 16:13:04

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[ DB ] CONNECT:[ UseTime:0.021885s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.015849s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6210 LIMIT 1 [ RunTime:0.014813s ]
[ 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:0.015027s ]
[ 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:0.015148s ]
[ 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:0.015413s ]
[ 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` = 6210 LIMIT 1 [ RunTime:0.014655s ]
[ 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=6210 [ RunTime:0.017194s ]
[ 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:0.021506s ]
[ 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Web网站开发' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034637s ]
[ 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` = '威海数据库' AND `status` <> -1 LIMIT 1 [ RunTime:0.021627s ]
[ 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` = '威海数据库' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032651s ]
[ 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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