From bf95d272e7221140cdf0ee36dae8f2c5ed350b35 Mon Sep 17 00:00:00 2001 From: Yorick Peterse Date: Thu, 8 Mar 2018 12:54:57 +0000 Subject: Merge branch 'sh-add-missing-acts-as-taggable-indices' into 'master' Adding missing indexes migrations from taggings table Closes #43927 See merge request gitlab-org/gitlab-ce!17563 --- .../sh-add-missing-acts-as-taggable-indices.yml | 5 +++++ ...dd_missing_indexes_acts_as_taggable_on_engine.rb | 21 +++++++++++++++++++++ db/schema.rb | 2 ++ 3 files changed, 28 insertions(+) create mode 100644 changelogs/unreleased/sh-add-missing-acts-as-taggable-indices.yml create mode 100644 db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb diff --git a/changelogs/unreleased/sh-add-missing-acts-as-taggable-indices.yml b/changelogs/unreleased/sh-add-missing-acts-as-taggable-indices.yml new file mode 100644 index 00000000000..d9a1a0db9e8 --- /dev/null +++ b/changelogs/unreleased/sh-add-missing-acts-as-taggable-indices.yml @@ -0,0 +1,5 @@ +--- +title: Adding missing indexes on taggings table +merge_request: +author: +type: performance diff --git a/db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb b/db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb new file mode 100644 index 00000000000..06e402adcd7 --- /dev/null +++ b/db/migrate/20180306134842_add_missing_indexes_acts_as_taggable_on_engine.rb @@ -0,0 +1,21 @@ +# This migration comes from acts_as_taggable_on_engine (originally 6) +# +# It has been modified to handle no-downtime GitLab migrations. Several +# indexes have been removed since they are not needed for GitLab. +class AddMissingIndexesActsAsTaggableOnEngine < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + DOWNTIME = false + + disable_ddl_transaction! + + def up + add_concurrent_index :taggings, :tag_id unless index_exists? :taggings, :tag_id + add_concurrent_index :taggings, [:taggable_id, :taggable_type] unless index_exists? :taggings, [:taggable_id, :taggable_type] + end + + def down + remove_concurrent_index :taggings, :tag_id + remove_concurrent_index :taggings, [:taggable_id, :taggable_type] + end +end diff --git a/db/schema.rb b/db/schema.rb index ee3fe52b0be..0301e6e4e4d 100644 --- a/db/schema.rb +++ b/db/schema.rb @@ -1701,7 +1701,9 @@ ActiveRecord::Schema.define(version: 20180308052825) do end add_index "taggings", ["tag_id", "taggable_id", "taggable_type", "context", "tagger_id", "tagger_type"], name: "taggings_idx", unique: true, using: :btree + add_index "taggings", ["tag_id"], name: "index_taggings_on_tag_id", using: :btree add_index "taggings", ["taggable_id", "taggable_type", "context"], name: "index_taggings_on_taggable_id_and_taggable_type_and_context", using: :btree + add_index "taggings", ["taggable_id", "taggable_type"], name: "index_taggings_on_taggable_id_and_taggable_type", using: :btree create_table "tags", force: :cascade do |t| t.string "name" -- cgit v1.2.1