Create Rails new Application With default Mysql Database(If sqllite or any other is default)

Rails neww app with Mysql as a default Database

when Rails create App with SqlLite Database as Default.
Then U wanted to create app with mysql, follow the steps

1> First of all u need to install mysql2 in your system(install mysql2 not mysql)
 "sudo  gem install mysql2 -v=0.2.11" // Version is according to your combinational needs of your rails

2> Once you installed, Then u r ready to create New app with Mysql as default
 "rails new sample_app -d mysql"

3>so your app is now created with mysql2 database, (Check in your gem file it will be Present)

4> goto "config/database.yml"
 Check for mysql userid and password that you had given while installation if it is not correct then change it.

5> Bundle install n Enjoyeee