for creating and executing a php file from ssh you need to PHP installed as binary (CGI) and add something like at top of shell script

[root:inderweb.com]!/usr/bin/php -q

.This is to tell the shell interprator(kernal) that we are using php from bin directory for executing lines of code in script.To get started with a simple php code in shell do following steps:-

• Open shell prompt and go to your directory . e.g [root:inderweb.com ~]

"Shell Script is series of linux command written in plain text file . Shell script is just like batch file is MS-DOS but have more power than the MS-DOS batch file e.g it can have the fully programming functionality in it."

First of all you should know  how you can add users in mysql databases:-

• Using CREATE USER and/or GRANT commands
• Inserting a new record into the mysql.user table
  

First let's see how to use the CREATE USER command:-

     CREATE USER user [IDENTIFIED BY [PASSWORD] 'password']

e.g