From 2d95885345553d0e2ca569ca5f35324adafd4d29 Mon Sep 17 00:00:00 2001 From: cxt Date: Wed, 11 May 2016 15:00:26 +0800 Subject: [PATCH] =?UTF-8?q?=E8=BF=81=E7=A7=BB=E6=96=87=E4=BB=B6?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- db/migrate/20160511055221_merge_two_homeworks.rb | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/db/migrate/20160511055221_merge_two_homeworks.rb b/db/migrate/20160511055221_merge_two_homeworks.rb index a30bc983b..c60453a05 100644 --- a/db/migrate/20160511055221_merge_two_homeworks.rb +++ b/db/migrate/20160511055221_merge_two_homeworks.rb @@ -6,8 +6,8 @@ class MergeTwoHomeworks < ActiveRecord::Migration work.update_column('homework_common_id', 3463) end end - homework = HomeworkCommon.find 3387 - homework.destroy if homework + #homework = HomeworkCommon.find 3387 + #homework.destroy if homework stu_works = StudentWork.where("homework_common_id = 3387") stu_work_ids = stu_works.empty? ? "(-1)" : "(" + stu_works.map{|work| work.id}.join(',') + ")" stu_work_tests = StudentWorkTest.where("student_work_id in #{stu_work_ids}")