Merge pull request #4485 from tomhughes/drop-lower-index

Drop lowercase index on display names

app/models/user.rb

@@ -37,7 +37,6 @@
 #  users_auth_idx                    (auth_provider,auth_uid) UNIQUE
 #  users_display_name_canonical_idx  (lower(NORMALIZE(display_name, NFKC)))
 #  users_display_name_idx            (display_name) UNIQUE
-#  users_display_name_lower_idx      (lower((display_name)::text))
 #  users_email_idx                   (email) UNIQUE
 #  users_email_lower_idx             (lower((email)::text))
 #  users_home_idx                    (home_tile)

db/migrate/20240117185445_drop_lowercase_user_index.rb

@@ -0,0 +1,5 @@
+class DropLowercaseUserIndex < ActiveRecord::Migration[7.1]
+  def change
+    remove_index :users, "LOWER(display_name)", :name => "users_display_name_lower_idx"
+  end
+end

db/structure.sql

@@ -2936,13 +2936,6 @@ CREATE INDEX users_display_name_canonical_idx ON public.users USING btree (lower
 CREATE UNIQUE INDEX users_display_name_idx ON public.users USING btree (display_name);
 
 
---
--- Name: users_display_name_lower_idx; Type: INDEX; Schema: public; Owner: -
---
-
-CREATE INDEX users_display_name_lower_idx ON public.users USING btree (lower((display_name)::text));
-
-
 --
 -- Name: users_email_idx; Type: INDEX; Schema: public; Owner: -
 --
@@ -3588,6 +3581,7 @@ INSERT INTO "schema_migrations" (version) VALUES
 ('23'),
 ('22'),
 ('21'),
+('20240117185445'),
 ('20231213182102'),
 ('20231206141457'),
 ('20231117170422'),