Remove old non-unique index on preview_cards statuses join table (#26447)

db/post_migrate/20230811103651_remove_index_preview_cards_statuses_on_status_id_and_preview_card_id.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+class RemoveIndexPreviewCardsStatusesOnStatusIdAndPreviewCardId < ActiveRecord::Migration[7.0]
+  disable_ddl_transaction!
+
+  def change
+    remove_index :preview_cards_statuses, column: [:status_id, :preview_card_id], name: :index_preview_cards_statuses_on_status_id_and_preview_card_id
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2023_08_03_112520) do
+ActiveRecord::Schema[7.0].define(version: 2023_08_11_103651) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -809,7 +809,6 @@ ActiveRecord::Schema[7.0].define(version: 2023_08_03_112520) do
   create_table "preview_cards_statuses", primary_key: ["status_id", "preview_card_id"], force: :cascade do |t|
     t.bigint "preview_card_id", null: false
     t.bigint "status_id", null: false
-    t.index ["status_id", "preview_card_id"], name: "index_preview_cards_statuses_on_status_id_and_preview_card_id"
   end
 
   create_table "relays", force: :cascade do |t|