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rolling up the first

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Maxwell Salzberg 2011-10-18 14:18:48 -07:00
parent 59a2947ba0
commit ce1ad0e21c
1 changed files with 26 additions and 10 deletions
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36
db/migrate/20111011195702_share_anything.rb
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@ -1,19 +1,35 @@
class ShareAnything < ActiveRecord::Migration
def self.up
remove_foreign_key :aspect_visibilities, :posts
remove_index :aspect_visibilities, :post_id_and_aspect_id
remove_index :aspect_visibilities, :post_id
# add_column :comments, :name, :string
# add_column :comments, :user_id, :integer, :null => false
# add_index :comments, :user_id
# becomes
# execute "ALTER TABLE comments add name varchar(255), add user_id int NOT NULL, add index `index_comments_on_user_id` (`user_id`);"
start_sql = "ALTER TABLE aspect_visibilities "
sql = []
change_table :aspect_visibilities do |t|
t.rename :post_id, :shareable_id
t.string :shareable_type, :default => 'Post', :null => false
end
#remove_index :aspect_visibilities, :post_id_and_aspect_id
sql << "remove index `index_post_id_and_aspect_id`"
#remove_index :aspect_visibilities, :post_id
sql << "remove index `index_aspect_visibilities_on_post_id`"
add_index :aspect_visibilities, [:shareable_id, :shareable_type, :aspect_id], :name => 'shareable_and_aspect_id'
add_index :aspect_visibilities, [:shareable_id, :shareable_type]
# change_table :aspect_visibilities do |t|
# t.rename :post_id, :shareable_id
# t.string :shareable_type, :default => 'Post', :null => false
# end
sql << "RENAME COLUMN post_id shareable_id"
sql << "ADD shareable_type varchar(255) NOT NULL DEFAULT `Post`"
remove_foreign_key :post_visibilities, :posts
# add_index :aspect_visibilities, [:shareable_id, :shareable_type, :aspect_id], :name => 'shareable_and_aspect_id'
# add_index :aspect_visibilities, [:shareable_id, :shareable_type]
sql << "add index `shareable_and_aspect_id` (`shareable_id`, `shareable_type`, `aspect_id`)"
sql << "add index `index_aspect_visibilities_on_shareable_id_and_shareable_type` (`shareable_id`, `shareable_type`)"
execute(start_sql + sql.join(', ') + ';')
remove_index :post_visibilities, :contact_id_and_post_id
remove_index :post_visibilities, :post_id_and_hidden_and_contact_id