Commit ad7d1607 authored by Lin Jen-Shin's avatar Lin Jen-Shin

Add events index on project_id and created_at

parent 242baf12
---
title: Add index for events on project_id and created_at
merge_request: 23354
author:
type: performance
# 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 AddEventsIndexOnProjectIdAndCreatedAt < ActiveRecord::Migration[5.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_index(*index_arguments)
end
def down
remove_concurrent_index(*index_arguments)
end
private
def index_arguments
[
:events,
[:project_id, :created_at],
{
name: 'index_events_on_project_id_and_created_at'
}
]
end
end
......@@ -10,7 +10,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 20181112103239) do
ActiveRecord::Schema.define(version: 20181126150622) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
......@@ -867,6 +867,7 @@ ActiveRecord::Schema.define(version: 20181112103239) do
t.string "target_type"
t.index ["action"], name: "index_events_on_action", using: :btree
t.index ["author_id", "project_id"], name: "index_events_on_author_id_and_project_id", using: :btree
t.index ["project_id", "created_at"], name: "index_events_on_project_id_and_created_at", using: :btree
t.index ["project_id", "id"], name: "index_events_on_project_id_and_id", using: :btree
t.index ["target_type", "target_id"], name: "index_events_on_target_type_and_target_id", using: :btree
end
......
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