How to install Sqlite in ubuntu By command

you can  user this command:

sudo apt-get install sqlite3 libsqlite3-dev


----------------------------------------------------
 2. To create a data base, we only need to create a empty file. 


      touch database_name_dev.db 
      touch database_name_test.db 
      touch database_name_prod.db 

   3. Configure Ruby on Rails Modificar el archivo config/database.yml: 


      development: 
        adapter: sqlite3 
        database: db/database_name_dev.db 

      test: 
        adapter: sqlite3 
        database: db/database_name_test.db 

      production: 
        adapter: sqlite3 
        database: db/database_name_prod.db