ActiveRecordを単体で使うサンプルコード

active_record_sample.rb

require 'active_record'

ActiveRecord::Base.establish_connection(
  "adapter"  => "sqlite3",
  "database" => "./data.sqlite")

class TestCreation < ActiveRecord::Migration
  def up
    create_table :entries do |t|
      t.string :title
      t.timestamps
    end

    create_table :somethigs do |t|
      t3.string :title
      t.timestamps
    end    
  end
end

TestCreation.new.up

class Entry < ActiveRecord::Base
end

Entry.create(:title => "hogehoge")
tc = Entry.new(:title => "foobar")
tc.save