質問編集履歴
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質問内容の修正
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File without changes
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@@ -3,7 +3,7 @@
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group に所属するユーザ(のフィールド)を取り出そうと以下のようにかいたところ
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-
```
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```ruby
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select_str = "
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(SELECT user_id FROM users_groups WHERE group_id = groups.id) AS uid,
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(SELECT name FROM users WHERE id = uid) AS name,
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