Rakefile

require 'sqlite3'


namespace :type_of_task do
  task :name_of_task => [:task_dependency] do
    puts "I Work!"
  end
end

namespace :db do
  task :load do
    db = SQLite3::Database.new("test.db")
    puts 'I work!'
  end

  task :create => [:load] do
    db ||= SQLite3::Database.new "test db"
    db
    puts "I Work"
  end

  task :drop => [:load] do
    File.delete("test.db")
    puts "I work"
  end
end