Merge branch 'issue_439262' into 'master'

Create index to support group direct members count

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/143107



Merged-by: Dylan Griffith <dyl.griffith@gmail.com>
Approved-by: Ethan Urie <eurie@gitlab.com>
Co-authored-by: Felipe Artur <felipefac@gmail.com>

db/post_migrate/20240129175213_create_index_members_on_source_and_type_and_id.rb

+# frozen_string_literal: true
+
+class CreateIndexMembersOnSourceAndTypeAndId < Gitlab::Database::Migration[2.2]
+  disable_ddl_transaction!
+  milestone '16.9'
+
+  INDEX_NAME = 'index_members_on_source_and_type_and_id'
+
+  def up
+    # This index was created async previously, check https://gitlab.com/gitlab-org/gitlab/-/merge_requests/142719.
+    add_concurrent_index(
+      :members, [:source_id, :source_type, :type, :id],
+      where: 'invite_token IS NULL',
+      name: INDEX_NAME
+    )
+  end
+
+  def down
+    remove_concurrent_index_by_name :members, INDEX_NAME
+  end
+end

db/schema_migrations/20240129175213

+9892eca1a5ed84b8ba87efe9e1ad740a9359412bc32f6eafc2f705b22f274914
\ No newline at end of file

db/structure.sql

@@ -34267,6 +34267,8 @@ CREATE INDEX index_members_on_requested_at ON members USING btree (requested_at)
 CREATE INDEX index_members_on_source_and_type_and_access_level ON members USING btree (source_id, source_type, type, access_level);
+CREATE INDEX index_members_on_source_and_type_and_id ON members USING btree (source_id, source_type, type, id) WHERE (invite_token IS NULL);
+
 CREATE INDEX index_members_on_source_state_type_access_level_and_user_id ON members USING btree (source_id, source_type, state, type, access_level, user_id) WHERE ((requested_at IS NULL) AND (invite_token IS NULL));
 CREATE INDEX index_members_on_user_id_and_access_level_requested_at_is_null ON members USING btree (user_id, access_level) WHERE (requested_at IS NULL);