Remove Site Statistic53778-remove-site-statistics

This approach caused many different problems as we tightened
the query execution timeout.

2 files changed, 22 insertions, 4 deletions

diff --git a/db/migrate/20181123042307_drop_site_statistics.rb b/db/migrate/20181123042307_drop_site_statistics.rb
new file mode 100644
index 00000000000..8986374ef65
--- /dev/null
+++ b/db/migrate/20181123042307_drop_site_statistics.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class DropSiteStatistics < ActiveRecord::Migration[5.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def up
+    drop_table :site_statistics
+  end
+
+  def down
+    create_table :site_statistics do |t|
+      t.integer :repositories_count, default: 0, null: false
+    end
+
+    execute('INSERT INTO site_statistics (id) VALUES(1)')
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index acabd7b442b..3c02469250d 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -1885,10 +1885,6 @@ ActiveRecord::Schema.define(version: 20181126150622) do
     t.index ["name"], name: "index_shards_on_name", unique: true, using: :btree
   end
 
-  create_table "site_statistics", force: :cascade do |t|
-    t.integer "repositories_count", default: 0, null: false
-  end
-
   create_table "snippets", force: :cascade do |t|
     t.string "title"
     t.text "content"