From 67686e38fdb1d9c427a39ff1862af691ccd4e598 Mon Sep 17 00:00:00 2001
From: Valery Sizov <valery@gitlab.com>
Date: Thu, 9 Mar 2017 19:23:36 +0200
Subject: Added migration to reset existing relative_position for issues

---
 ...20170309171644_reset_relative_position_for_issue.rb | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 db/post_migrate/20170309171644_reset_relative_position_for_issue.rb

diff --git a/db/post_migrate/20170309171644_reset_relative_position_for_issue.rb b/db/post_migrate/20170309171644_reset_relative_position_for_issue.rb
new file mode 100644
index 00000000000..ce4be131d40
--- /dev/null
+++ b/db/post_migrate/20170309171644_reset_relative_position_for_issue.rb
@@ -0,0 +1,18 @@
+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class ResetRelativePositionForIssue < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def up
+    execute <<-EOS
+      UPDATE issues SET relative_position = NULL
+        WHERE issues.relative_position IS NOT NULL;
+    EOS
+  end
+
+  def down
+  end
+end
-- 
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