[Rails 3.2.9] ActiveRecordでIN句 - Qiita

SELECT * FROM users WHERE users.id IN (1, 5, 7) Register as a new user and use Qiita more conveniently You get articles that match your needsYou can efficiently read back useful informationYou can use dark themeWhat you can do with signing up

[kiyo_hiko]

ActiveRecordのwhere句にリストを渡すとIN句なSQLに展開されるみたい