From 728da5f06c44aa06592112fc800850c4ed544b5c Mon Sep 17 00:00:00 2001
From: Arthur Neves <arthurnn@gmail.com>
Date: Fri, 28 Mar 2014 15:19:22 -0400
Subject: [PATCH] Unsed backtrace array on migration, instead of nil it

---
 db/migrate/20121003223358_extract_backtraces.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/db/migrate/20121003223358_extract_backtraces.rb b/db/migrate/20121003223358_extract_backtraces.rb
index 388f905..f518cf2 100644
--- a/db/migrate/20121003223358_extract_backtraces.rb
+++ b/db/migrate/20121003223358_extract_backtraces.rb
@@ -1,11 +1,11 @@
 class ExtractBacktraces < Mongoid::Migration
   def self.up
     say "It could take long time (hours if you have many Notices)"
-    Notice.unscoped.all.each do |notice|
+    Notice.unscoped.where(backtrace_id: nil).each do |notice|
       next if notice.backtrace.present? || notice['backtrace'].nil?
       backtrace = Backtrace.find_or_create(:raw => notice['backtrace'] || [])
+      notice.unset(:backtrace)
       notice.backtrace = backtrace
-      notice['backtrace'] = nil
       notice.save!
     end
     say "run `db.repairDatabase()` (in mongodb console) to recover deleted space"
@@ -13,4 +13,4 @@ class ExtractBacktraces < Mongoid::Migration
 
   def self.down
   end
-end
\ No newline at end of file
+end
--
libgit2 0.21.2