Using phpmyadmin for multiple local and remote MySQL Servers_MySQL
phpmyadmin
Normally we need a client software to access MySQL server whether it is remote server or local. Most of the developers who use MySQL as back end database use phpmyadmin which is a web application. But when it comes to access the remote database, we use different client applications. MySQL Workbench is the official MySQL Client application/software which does pretty much good job for most of the cases. That’s why I think most of the developers choose this. In Windows I used to use SQLYog which is not yet free.
When I come to Ubuntu, which is my day to day development operating system, MySQL Workbench really sucks. It crashes everytime when I try to execute even any simple select queries. Several times I have felt it crashes without any notification, warning specially when I am in the middle of execution of UPDATE/INESRT statements. Becuase of this, I have faced problems qutie a lot since long time. Now its time to search for the alternative of it and I found phpmyadmin as a quite better solution for the moment.
Configuring phpmyadmin to manage multiple local and remote MySQL Servers
I assume that web server (Apache), PHP and phpmyadmin are already installed in the machine. phpmyadmin contains a configuration file named config.inc.php in the phpmyadmin’s main folder. Intially if you don’t find this file then you need to copy/rename config.sample.inc.php.
First of all lets see the main configurations in this file. The array named$cfgholds all the phpmyadmin’s setting values and$cfg['Servers']contains the different server’s configurations in another numerical index $i:
Initialize the$iindex variable for the array, you don’t have to do this but just make sure it exists almost on the top of the server configurations.
$i = 0;
The array for phpmyadmin in this case only works with non-zero numeric index, so lets increment index variable$iand start adding first server information. This first block normally exists there, uncomment if it is commented.
$i++;/* Authentication type */$cfg['Servers'][$i]['auth_type'] = 'config';$cfg['Servers'][$i]['user'] = 'your_db_user';$cfg['Servers'][$i]['password'] = 'your_db_password';/* Server parameters */$cfg['Servers'][$i]['host'] = 'your_db_host';
Note:Here theauth_typeis for whether you want to enter the username and password or you want directly logged into server without asking to give username and password every time you want to access. So if you want to enter the username and password then make it‘cookie’or‘config’if you want automatically logged into phpmyadmin without promoting to enter username and password.
Now repeat the above configurations to add other servers:
$i++;/* Authentication type */$cfg['Servers'][$i]['auth_type'] = 'config';$cfg['Servers'][$i]['user'] = 'your_another_db_user';$cfg['Servers'][$i]['password'] = 'your_another_db_password';/* Server parameters */$cfg['Servers'][$i]['host'] = 'your_another_db_host';
You can repeat this as many times as you want. Depending upon theauth_typethat you set, you will be prompted to select server on the login screen. If not, you will see a drop down on the left frame of the phpmyadmin’s screen to switch the server.

Zend Certified Engineer – PHP5, Solution Architect, Senior Web Development Professional
I started my career as very basic IT professional for a year, then as per my interest I swiftly moved my career in S/W development as VB/ASP programmer and went through RoR, Perl and PHP and have continued with PHP.From the 10 years of total professional experiences, I have led few groups of different numbers of technical members in them. So I have mostly dealt with the technical teams and acted as a mediator between the team and the management team as well as the clients. I worked as Team Leader for 3.5 years, as Head Of Department for 3 years and Solution Architect (Technical Leader) for 1 year and handled from 3 to 20 members in a team. So managing as a leader (not as a manager), assigning them proper tasks as per their skill sets so that they become happy while working on the task and help them whenever needed were my major responsibilities during my leadership experiences.
Specialties: PHP, Zend, YII, CodeIgniter, Joomla, Magento, Weh Services, API, XML, JavaScript (jQuery, Mootools), MySQL, PgSQL, HTML, CSS, RoR, Perl, ASP!

熱AI工具

Undresser.AI Undress
人工智慧驅動的應用程序,用於創建逼真的裸體照片

AI Clothes Remover
用於從照片中去除衣服的線上人工智慧工具。

Undress AI Tool
免費脫衣圖片

Clothoff.io
AI脫衣器

Video Face Swap
使用我們完全免費的人工智慧換臉工具,輕鬆在任何影片中換臉!

熱門文章

熱工具

記事本++7.3.1
好用且免費的程式碼編輯器

SublimeText3漢化版
中文版,非常好用

禪工作室 13.0.1
強大的PHP整合開發環境

Dreamweaver CS6
視覺化網頁開發工具

SublimeText3 Mac版
神級程式碼編輯軟體(SublimeText3)

全表掃描在MySQL中可能比使用索引更快,具體情況包括:1)數據量較小時;2)查詢返回大量數據時;3)索引列不具備高選擇性時;4)複雜查詢時。通過分析查詢計劃、優化索引、避免過度索引和定期維護表,可以在實際應用中做出最優選擇。

是的,可以在 Windows 7 上安裝 MySQL,雖然微軟已停止支持 Windows 7,但 MySQL 仍兼容它。不過,安裝過程中需要注意以下幾點:下載適用於 Windows 的 MySQL 安裝程序。選擇合適的 MySQL 版本(社區版或企業版)。安裝過程中選擇適當的安裝目錄和字符集。設置 root 用戶密碼,並妥善保管。連接數據庫進行測試。注意 Windows 7 上的兼容性問題和安全性問題,建議升級到受支持的操作系統。

InnoDB的全文搜索功能非常强大,能够显著提高数据库查询效率和处理大量文本数据的能力。1)InnoDB通过倒排索引实现全文搜索,支持基本和高级搜索查询。2)使用MATCH和AGAINST关键字进行搜索,支持布尔模式和短语搜索。3)优化方法包括使用分词技术、定期重建索引和调整缓存大小,以提升性能和准确性。

聚集索引和非聚集索引的區別在於:1.聚集索引將數據行存儲在索引結構中,適合按主鍵查詢和範圍查詢。 2.非聚集索引存儲索引鍵值和數據行的指針,適用於非主鍵列查詢。

MySQL是一個開源的關係型數據庫管理系統。 1)創建數據庫和表:使用CREATEDATABASE和CREATETABLE命令。 2)基本操作:INSERT、UPDATE、DELETE和SELECT。 3)高級操作:JOIN、子查詢和事務處理。 4)調試技巧:檢查語法、數據類型和權限。 5)優化建議:使用索引、避免SELECT*和使用事務。

MySQL 數據庫中,用戶和數據庫的關係通過權限和表定義。用戶擁有用戶名和密碼,用於訪問數據庫。權限通過 GRANT 命令授予,而表由 CREATE TABLE 命令創建。要建立用戶和數據庫之間的關係,需創建數據庫、創建用戶,然後授予權限。

MySQL 和 MariaDB 可以共存,但需要謹慎配置。關鍵在於為每個數據庫分配不同的端口號和數據目錄,並調整內存分配和緩存大小等參數。連接池、應用程序配置和版本差異也需要考慮,需要仔細測試和規劃以避免陷阱。在資源有限的情況下,同時運行兩個數據庫可能會導致性能問題。

MySQL支持四種索引類型:B-Tree、Hash、Full-text和Spatial。 1.B-Tree索引適用於等值查找、範圍查詢和排序。 2.Hash索引適用於等值查找,但不支持範圍查詢和排序。 3.Full-text索引用於全文搜索,適合處理大量文本數據。 4.Spatial索引用於地理空間數據查詢,適用於GIS應用。
