BigW Consortium Gitlab

Commit 219f920c by Yorick Peterse

Merge branch 'remove-duplicate-orders' into 'master'

Remove duplicate orders This changes the default order from `created_at DESC, id DESC` to just `id DESC` as this achieves the same results without the overhead of having to sort data twice (we've seen queries go from 200ms to just a few ms by removing the double sort). cc @jacobvosmaer @dzaporozhets @rspeicher @DouweM See merge request !1735
parents 31a81b5c a2f8f9ad
......@@ -8,12 +8,12 @@ module Sortable
included do
# By default all models should be ordered
# by created_at field starting from newest
default_scope { order(created_at: :desc, id: :desc) }
default_scope { order(id: :desc) }
scope :order_created_desc, -> { reorder(created_at: :desc, id: :desc) }
scope :order_created_asc, -> { reorder(created_at: :asc, id: :asc) }
scope :order_updated_desc, -> { reorder(updated_at: :desc, id: :desc) }
scope :order_updated_asc, -> { reorder(updated_at: :asc, id: :asc) }
scope :order_created_desc, -> { reorder(created_at: :desc) }
scope :order_created_asc, -> { reorder(created_at: :asc) }
scope :order_updated_desc, -> { reorder(updated_at: :desc) }
scope :order_updated_asc, -> { reorder(updated_at: :asc) }
scope :order_name_asc, -> { reorder(name: :asc) }
scope :order_name_desc, -> { reorder(name: :desc) }
end
......
require 'spec_helper'
describe User, benchmark: true do
describe '.all' do
before do
10.times { create(:user) }
end
benchmark_subject { User.all.to_a }
it { is_expected.to iterate_per_second(500) }
end
describe '.by_login' do
before do
%w{Alice Bob Eve}.each do |name|
......
......@@ -663,24 +663,24 @@ describe User do
@user1 = create :user, created_at: Date.today - 1, last_sign_in_at: Date.today - 1, name: 'Omega'
end
it "sorts users as recently_signed_in" do
it "sorts users by the recent sign-in time" do
expect(User.sort('recent_sign_in').first).to eq(@user)
end
it "sorts users as late_signed_in" do
it "sorts users by the oldest sign-in time" do
expect(User.sort('oldest_sign_in').first).to eq(@user1)
end
it "sorts users as recently_created" do
it "sorts users in descending order by their creation time" do
expect(User.sort('created_desc').first).to eq(@user)
end
it "sorts users as late_created" do
it "sorts users in ascending order by their creation time" do
expect(User.sort('created_asc').first).to eq(@user1)
end
it "sorts users by name when nil is passed" do
expect(User.sort(nil).first).to eq(@user)
it "sorts users by id in descending order when nil is passed" do
expect(User.sort(nil).first).to eq(@user1)
end
end
......
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