1 files changed, 29 insertions, 0 deletions
diff --git a/db/post_migrate/20170503004427_upate_retried_for_ci_build.rb b/db/post_migrate/20170503004427_upate_retried_for_ci_build.rb
new file mode 100644
index 00000000000..e12180930a7
--- /dev/null
+++ b/db/post_migrate/20170503004427_upate_retried_for_ci_build.rb
@@ -0,0 +1,29 @@
+class UpateRetriedForCiBuild < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  
+  disable_ddl_transaction!
+
+  def up
+    disable_statement_timeout
+
+    latest_id = <<-SQL.strip_heredoc
+      SELECT MAX(ci_builds2.id)
+        FROM ci_builds ci_builds2
+        WHERE ci_builds.commit_id=ci_builds2.commit_id
+          AND ci_builds.name=ci_builds2.name
+    SQL
+    
+    # This is slow update as it does single-row query
+    # This is designed to be run as idle, or a post deployment migration
+    is_retried = Arel.sql("((#{latest_id}) != ci_builds.id)")
+
+    update_column_in_batches(:ci_builds, :retried, is_retried) do |table, query|
+      query.where(table[:retried].eq(false))
+    end
+  end
+
+  def down
+  end
+end