Features of phpMyAdmin :
Friendly web interface
Support almost all MySQL functionality:
Browse and drop the database, tables, viewpoints, fields and indexes
Creat, copy, drop, rename and change the database, tables, viewpoints, fields and indexes
Manage MySQL users and monopolies 
Import data from CSV and SQL
Export data in various formats such as CSV , SQL , XML , PDF , ISO / IEC 26300 - OpenDocument Text and speadsheet, Word , LATEX and others
Manage multiple servers

Preparation

Update the latest packages 

# apt-get update -y

You need one Ubuntu VPS installing  LEMP, preference link Click here

Proceeding

Type the following command to install phpMyAdmin

# apt-get install phpMyAdmin -y

During the installation, PHPMyAdmin will display an interfave for you to select, you select Apache2

Then select Yes to set the initial password for phpMyAdmin.

When the installation is completed,  for Nghinx web servers to search and serve phpMyAdmin files correctly, you just need to creat a link from installing files to the root document folder of Nginx by typing

# ln -s /usr/share/phpmyadmin /usr/share/nginx/html
mcrypt
Creat the link between PHP module mcrypt and Phpmyadmin

# php5enmod mcrypt
# service php5-fpm restart

Now you can visit  phpMyAdmin with the link http://IP-VPS/phpmyadmin