class CreateIgdbPlatformMappings < ActiveRecord::Migration[8.1] def change create_table :igdb_platform_mappings do |t| t.references :platform, null: false, foreign_key: true, index: true t.integer :igdb_platform_id, null: false t.string :igdb_platform_name t.timestamps end add_index :igdb_platform_mappings, :igdb_platform_id add_index :igdb_platform_mappings, [ :platform_id, :igdb_platform_id ], unique: true, name: 'index_platform_mappings_unique' end end