Low-hanging fruit of query optimization, these indices were missing

This commit is contained in:
Eugen Rochko 2017-04-07 00:04:09 +02:00
parent 8cb7d157bd
commit 31597fd377
2 changed files with 12 additions and 1 deletions

View file

@ -0,0 +1,7 @@
class AddNotificationsAndFavouritesIndices < ActiveRecord::Migration[5.0]
def change
add_index :notifications, [:activity_id, :activity_type]
add_index :accounts, :url
add_index :favourites, :status_id
end
end

View file

@ -10,7 +10,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 20170405112956) do
ActiveRecord::Schema.define(version: 20170406215816) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
@ -49,6 +49,7 @@ ActiveRecord::Schema.define(version: 20170405112956) do
t.integer "following_count", default: 0, null: false
t.index "(((setweight(to_tsvector('simple'::regconfig, (display_name)::text), 'A'::\"char\") || setweight(to_tsvector('simple'::regconfig, (username)::text), 'B'::\"char\")) || setweight(to_tsvector('simple'::regconfig, (COALESCE(domain, ''::character varying))::text), 'C'::\"char\")))", name: "search_index", using: :gin
t.index "lower((username)::text), lower((domain)::text)", name: "index_accounts_on_username_and_domain_lower", using: :btree
t.index ["url"], name: "index_accounts_on_url", using: :btree
t.index ["username", "domain"], name: "index_accounts_on_username_and_domain", unique: true, using: :btree
end
@ -75,6 +76,7 @@ ActiveRecord::Schema.define(version: 20170405112956) do
t.datetime "created_at", null: false
t.datetime "updated_at", null: false
t.index ["account_id", "status_id"], name: "index_favourites_on_account_id_and_status_id", unique: true, using: :btree
t.index ["status_id"], name: "index_favourites_on_status_id", using: :btree
end
create_table "follow_requests", force: :cascade do |t|
@ -128,6 +130,7 @@ ActiveRecord::Schema.define(version: 20170405112956) do
t.datetime "updated_at", null: false
t.index ["account_id", "status_id"], name: "index_mentions_on_account_id_and_status_id", unique: true, using: :btree
t.index ["status_id"], name: "index_mentions_on_status_id", using: :btree
t.index ["status_id"], name: "mentions_status_id_index", using: :btree
end
create_table "mutes", force: :cascade do |t|
@ -146,6 +149,7 @@ ActiveRecord::Schema.define(version: 20170405112956) do
t.datetime "updated_at", null: false
t.integer "from_account_id"
t.index ["account_id", "activity_id", "activity_type"], name: "account_activity", unique: true, using: :btree
t.index ["activity_id", "activity_type"], name: "index_notifications_on_activity_id_and_activity_type", using: :btree
end
create_table "oauth_access_grants", force: :cascade do |t|