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authorDouwe Maan <douwe@gitlab.com>2018-05-29 07:49:42 +0000
committerDouwe Maan <douwe@gitlab.com>2018-05-29 07:49:42 +0000
commit35597a4c14c981b37a81bd95ed3f919e9da0ce4b (patch)
treeb14ac179192ffd865562320308766006bd531be7 /db
parentaaa98c7318a2303a67523243b2c1705b455d442b (diff)
parent50555a9b8cae7d1b702b0bd62bd93b8c4e3e4d59 (diff)
downloadgitlab-ce-35597a4c14c981b37a81bd95ed3f919e9da0ce4b.tar.gz
Merge branch 'groups-controller-show-performance' into 'master'
Improve performance of GroupsController#show See merge request gitlab-org/gitlab-ce!18973
Diffstat (limited to 'db')
-rw-r--r--db/migrate/20180524132016_merge_requests_target_id_iid_state_partial_index.rb27
-rw-r--r--db/schema.rb3
2 files changed, 29 insertions, 1 deletions
diff --git a/db/migrate/20180524132016_merge_requests_target_id_iid_state_partial_index.rb b/db/migrate/20180524132016_merge_requests_target_id_iid_state_partial_index.rb
new file mode 100644
index 00000000000..cee576b91c8
--- /dev/null
+++ b/db/migrate/20180524132016_merge_requests_target_id_iid_state_partial_index.rb
@@ -0,0 +1,27 @@
+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class MergeRequestsTargetIdIidStatePartialIndex < ActiveRecord::Migration
+ include Gitlab::Database::MigrationHelpers
+
+ # Set this constant to true if this migration requires downtime.
+ DOWNTIME = false
+
+ INDEX_NAME = 'index_merge_requests_on_target_project_id_and_iid_opened'
+
+ disable_ddl_transaction!
+
+ def up
+ # On GitLab.com this index will take up roughly 5 MB of space.
+ add_concurrent_index(
+ :merge_requests,
+ [:target_project_id, :iid],
+ where: "state = 'opened'",
+ name: INDEX_NAME
+ )
+ end
+
+ def down
+ remove_concurrent_index_by_name(:merge_requests, INDEX_NAME)
+ end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 884e333874c..a3e33c1d9aa 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: 20180521171529) do
+ActiveRecord::Schema.define(version: 20180524132016) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
@@ -1232,6 +1232,7 @@ ActiveRecord::Schema.define(version: 20180521171529) do
add_index "merge_requests", ["source_project_id", "source_branch"], name: "index_merge_requests_on_source_project_id_and_source_branch", using: :btree
add_index "merge_requests", ["target_branch"], name: "index_merge_requests_on_target_branch", using: :btree
add_index "merge_requests", ["target_project_id", "iid"], name: "index_merge_requests_on_target_project_id_and_iid", unique: true, using: :btree
+ add_index "merge_requests", ["target_project_id", "iid"], name: "index_merge_requests_on_target_project_id_and_iid_opened", where: "((state)::text = 'opened'::text)", using: :btree
add_index "merge_requests", ["target_project_id", "merge_commit_sha", "id"], name: "index_merge_requests_on_tp_id_and_merge_commit_sha_and_id", using: :btree
add_index "merge_requests", ["title"], name: "index_merge_requests_on_title", using: :btree
add_index "merge_requests", ["title"], name: "index_merge_requests_on_title_trigram", using: :gin, opclasses: {"title"=>"gin_trgm_ops"}