28 Mar '15, 7pm

今日の #minamirb のLTで使ったスライド。 default_scopeの被害報告 #rails #ruby @SlideShareさんから

1. default_scope の 被害報告 2015/03/28 minami.rb 最初で最後のLT大会 無量井 健(@muryoimpl) https://www.flickr.com/photos/jakerust/16827350035 2. 自己紹介 • 無量井 健(むりょうい けん) • 永和システムマネジメント 7ヶ月目 • Ruby関西, 関西Ruby会議04・05, るびま etc • 休日は、低機動型寝たきり二時間サスペンス廃人 3. 皆さんご存知だと おもいますが https://www.flickr.com/photos/aruarian/2626408619 4. https://www.flickr.com/photos/aruarian/2626408619 default_scope 5. default_scope class Item < ActiveRecord::Base default_scope -> { order(:order_no) } end irb(main)> Item.find(1) SELECT "items".* FROM “items" WHERE "items"."id" = ? ORDER BY “items"."order_no" DESC LIMIT 1 [["id", 1]] https://www.flickr.com/photos/lintmachine/3652702115 6. 何もしなくても 勝手に 条件がつきますね https://www.flickr.com/photos/aruarian/2626408619 7. 便利ですね https://www.flickr.com/photos/aruarian/2626408619 8. default_scope の条件外す方法 ありますね https://www.flickr.com/photos/aruarian/2626408619 9. https://www.flickr.com/photos/lintmac...

Full article: http://www.slideshare.net/muryoimpl1/default-scope

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