質問編集履歴
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test
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File without changes
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test
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@@ -52,7 +52,7 @@
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```
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-
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mysql > delete from tweets where id=1;
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ERROR 1451 (23000): Cannot delete or update a parent row: a foreign key constraint fails (`sample_boad_development`.`comments`, CONSTRAINT `fk_rails_bea193dd32` FOREIGN KEY (`tweet_id`) REFERENCES `tweets` (`id`))
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