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Backport partial index to find repositories that have not been checked 

This was introduced in https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/5984.
This commit is contained in:
Stan Hu 2018-07-02 15:40:18 -07:00
parent 275fbf24b1
commit bc0794f680
2 changed files with 20 additions and 1 deletions
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18
db/post_migrate/20180629191052_add_partial_index_to_projects_for_last_repository_check_at.rb Normal file
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@ -0,0 +1,18 @@
class AddPartialIndexToProjectsForLastRepositoryCheckAt < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
disable_ddl_transaction!
INDEX_NAME = "index_projects_on_last_repository_check_at"
def up
add_concurrent_index(:projects, :last_repository_check_at, where: "last_repository_check_at IS NOT NULL", name: INDEX_NAME)
end
def down
remove_concurrent_index(:projects, :last_repository_check_at, where: "last_repository_check_at IS NOT NULL", name: INDEX_NAME)
end
end

3
db/schema.rb
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@ -11,7 +11,7 @@
#
# It's strongly recommended that you check this file into your version control system.
ActiveRecord::Schema.define(version: 20180626125654) do
ActiveRecord::Schema.define(version: 20180629191052) do
# These are extensions that must be enabled in order to support this database
enable_extension "plpgsql"
@ -1646,6 +1646,7 @@ ActiveRecord::Schema.define(version: 20180626125654) do
add_index "projects", ["description"], name: "index_projects_on_description_trigram", using: :gin, opclasses: {"description"=>"gin_trgm_ops"}
add_index "projects", ["id"], name: "index_projects_on_id_partial_for_visibility", unique: true, where: "(visibility_level = ANY (ARRAY[10, 20]))", using: :btree
add_index "projects", ["last_activity_at"], name: "index_projects_on_last_activity_at", using: :btree
add_index "projects", ["last_repository_check_at"], name: "index_projects_on_last_repository_check_at", where: "(last_repository_check_at IS NOT NULL)", using: :btree
add_index "projects", ["last_repository_check_failed"], name: "index_projects_on_last_repository_check_failed", using: :btree
add_index "projects", ["last_repository_updated_at"], name: "index_projects_on_last_repository_updated_at", using: :btree
add_index "projects", ["name"], name: "index_projects_on_name_trigram", using: :gin, opclasses: {"name"=>"gin_trgm_ops"}