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path: root/lib/active_storage/migration.rb
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class ActiveStorageCreateTables < ActiveRecord::Migration[5.1] # :nodoc:
  def change
    create_table :active_storage_blobs do |t|
      t.string   :key
      t.string   :filename
      t.string   :content_type
      t.text     :metadata
      t.integer  :byte_size
      t.string   :checksum
      t.datetime :created_at

      t.index [ :key ], unique: true
    end

    create_table :active_storage_attachments do |t|
      t.string  :name
      t.string  :record_gid
      t.integer :blob_id

      t.datetime :created_at

      t.index :record_gid
      t.index :blob_id
      t.index [ :record_gid, :name ]
      t.index [ :record_gid, :blob_id ], unique: true
    end
  end
end