From 17a9a1023a9a239ac489a325bf6fa2efb393649b Mon Sep 17 00:00:00 2001
From: sw <939547590@qq.com>
Date: Wed, 8 Jul 2015 10:58:03 +0800
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---
 .../20150708025533_add_proportion_to_programing.rb       | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 db/migrate/20150708025533_add_proportion_to_programing.rb

diff --git a/db/migrate/20150708025533_add_proportion_to_programing.rb b/db/migrate/20150708025533_add_proportion_to_programing.rb
new file mode 100644
index 000000000..b3da59c25
--- /dev/null
+++ b/db/migrate/20150708025533_add_proportion_to_programing.rb
@@ -0,0 +1,9 @@
+class AddProportionToPrograming < ActiveRecord::Migration
+  def up
+    add_column :homework_detail_programings, :ta_proportion, :float, :default => 0.1
+  end
+
+  def down
+    remove_column :homework_detail_programings, :ta_proportion
+  end
+end