ã¡ãã£ã¨ããTipsã å¤é¨ãã¼åç §å¶ç´ãæã¤ã«ã©ã ãå¤æ´ãããã¨æã£ã¦ãmigrationãã¡ã¤ã«ã§changeå¦çãæ¸ãã¦å®è¡ããã¨ãå¤é¨ãã¼åç §å¶ç´ã®ã¨ã©ã¼ã§ãã¨ãªã£ãã SQLSTATE[HY000]: General error: 1832 Cannot change column 'customer_scale_id': used in a foreign key constraint 'trn_reservations_customer_scale_id_foreign' ããããã¨ãã¯ããã®å¤æ´å¯¾è±¡ã®ãã¼ãã«ã®å¤é¨ãã¼åç §å¶ç´ãä¸æçã«ç¡å¹åãã¦å®ç¾©ãå¤æ´ããã°ãããå ·ä½çã«ã¯ä»¥ä¸ã public function up() { //å¤é¨ãã¼å¶ç´ãä¸æ¦ç¡å¹å Schema::disableForeignKeyConstraints(); Schema::table('trn
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