From f2f979220324e08fdfe0de1140e80b8fbd58cddf Mon Sep 17 00:00:00 2001
From: huang <huang.jingquan@163.com>
Date: Sat, 15 Oct 2016 09:38:48 +0800
Subject: [PATCH] =?UTF-8?q?attachment=20history=E4=B8=ADdescription?=
 =?UTF-8?q?=E5=AD=97=E6=AE=B5=E7=B1=BB=E5=9E=8B=E4=BF=AE=E6=94=B9?=
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---
 ...15013348_change_description_for_attachment_history.rb | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 db/migrate/20161015013348_change_description_for_attachment_history.rb

diff --git a/db/migrate/20161015013348_change_description_for_attachment_history.rb b/db/migrate/20161015013348_change_description_for_attachment_history.rb
new file mode 100644
index 000000000..c3af1ec31
--- /dev/null
+++ b/db/migrate/20161015013348_change_description_for_attachment_history.rb
@@ -0,0 +1,9 @@
+class ChangeDescriptionForAttachmentHistory < ActiveRecord::Migration
+  def up
+    change_column :attachment_histories, :description, :text
+  end
+
+  def down
+    change_column :attachment_histories, :description, :string
+  end
+end