From 41d7b47c3cd3357269f967548428a768a606f0f0 Mon Sep 17 00:00:00 2001
From: Stan Hu <stanhu@gmail.com>
Date: Fri, 10 Feb 2017 00:01:23 -0800
Subject: Add index to ci_trigger_requests for commit_id

https://gitlab.com/gitlab-org/gitlab-ce/pipelines.json makes
a number of unindexed slow queries. This index should
speed things up.
---
 changelogs/unreleased/sh-add-index-to-ci-trigger-requests.yml |  4 ++++
 ...10075922_add_index_to_ci_trigger_requests_for_commit_id.rb | 11 +++++++++++
 db/schema.rb                                                  |  4 +++-
 3 files changed, 18 insertions(+), 1 deletion(-)
 create mode 100644 changelogs/unreleased/sh-add-index-to-ci-trigger-requests.yml
 create mode 100644 db/migrate/20170210075922_add_index_to_ci_trigger_requests_for_commit_id.rb

diff --git a/changelogs/unreleased/sh-add-index-to-ci-trigger-requests.yml b/changelogs/unreleased/sh-add-index-to-ci-trigger-requests.yml
new file mode 100644
index 00000000000..bab76812a17
--- /dev/null
+++ b/changelogs/unreleased/sh-add-index-to-ci-trigger-requests.yml
@@ -0,0 +1,4 @@
+---
+title: Add index to ci_trigger_requests for commit_id
+merge_request:
+author:
diff --git a/db/migrate/20170210075922_add_index_to_ci_trigger_requests_for_commit_id.rb b/db/migrate/20170210075922_add_index_to_ci_trigger_requests_for_commit_id.rb
new file mode 100644
index 00000000000..61e49c14fc0
--- /dev/null
+++ b/db/migrate/20170210075922_add_index_to_ci_trigger_requests_for_commit_id.rb
@@ -0,0 +1,11 @@
+class AddIndexToCiTriggerRequestsForCommitId < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def change
+    add_concurrent_index :ci_trigger_requests, :commit_id
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 3fef5b82073..d71911eaf14 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170206101030) do
+ActiveRecord::Schema.define(version: 20170210075922) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -367,6 +367,8 @@ ActiveRecord::Schema.define(version: 20170206101030) do
     t.integer "commit_id"
   end
 
+  add_index "ci_trigger_requests", ["commit_id"], name: "index_ci_trigger_requests_on_commit_id", using: :btree
+
   create_table "ci_triggers", force: :cascade do |t|
     t.string "token"
     t.integer "project_id"
-- 
cgit v1.2.3