Dont need an index for a single record

db/migrate/20250415131804_remove_accounts_join_code_index.rb

@@ -0,0 +1,5 @@
+class RemoveAccountsJoinCodeIndex < ActiveRecord::Migration[8.1]
+  def change
+    remove_index :accounts, :join_code
+  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[8.1].define(version: 2025_04_15_131630) do
+ActiveRecord::Schema[8.1].define(version: 2025_04_15_131804) do
   create_table "accesses", force: :cascade do |t|
     t.integer "collection_id", null: false
     t.datetime "created_at", null: false
@@ -27,7 +27,6 @@ ActiveRecord::Schema[8.1].define(version: 2025_04_15_131630) do
     t.string "join_code"
     t.string "name", null: false
     t.datetime "updated_at", null: false
-    t.index ["join_code"], name: "index_accounts_on_join_code", unique: true
   end
 
   create_table "action_text_markdowns", force: :cascade do |t|

db/schema_cache.yml

@@ -1059,23 +1059,7 @@ indexes:
     nulls_not_distinct:
     comment:
     valid: true
-  accounts:
-  - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
-    table: accounts
-    name: index_accounts_on_join_code
-    unique: true
-    columns:
-    - join_code
-    lengths: {}
-    orders: {}
-    opclasses: {}
-    where:
-    type:
-    using:
-    include:
-    nulls_not_distinct:
-    comment:
-    valid: true
+  accounts: []
   action_text_markdowns:
   - !ruby/object:ActiveRecord::ConnectionAdapters::IndexDefinition
     table: action_text_markdowns
@@ -2008,4 +1992,4 @@ indexes:
     comment:
     valid: true
   workflows: []
-version: 20250415131630
+version: 20250415131804