Class: CreateFreezeTagTables

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
lib/generators/freeze_tag/install/templates/create_freeze_tag_tables.rb

Instance Method Summary collapse

Instance Method Details

#change ⇒ Object

TODO: You may experience the following error: Directly inheriting from ActiveRecord::Migration is not supported. Please specify the Rails release the migration was written for. If so, change the rails version to like: class CreateFreezeTagTables < ActiveRecord::Migration to your file



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# File 'lib/generators/freeze_tag/install/templates/create_freeze_tag_tables.rb', line 10

def change
  
  raise "Please, make sure you've configured this correctly. Then remove this happy little warning :-)"

  create_table :freeze_tags do |t|
    t.string  :taggable_type,  index: true, null: false
    t.string  :tag,            index: true, null: false
    t.string  :list,           index: true
    # t.uuid    :taggable_id,   index: true, null: false # Use this if you're mapping using UUIDs as a primary key
    # t.integer :taggable_id,   index: true, null: false # Use this if you're mapping using Integer Primary Keys
    t.datetime  :expired_at,   index: true
    t.timestamps
  end

  add_index :freeze_tags, [:taggable_type, :taggable_id, :tag, :expired_at, :list], name: "ft_tt_tid_t_exp_list"
  add_index :freeze_tags, [:taggable_type, :taggable_id, :expired_at, :list], name: "ft_tt_tid_exp_list"
  add_index :freeze_tags, [:tag, :expired_at, :list]
  add_index :freeze_tags, [:taggable_type, :taggable_id, :tag, :list, :expired_at], unique: true, name: "fz_unique_tt_tid_t_li_ex_at"
end