From cb71af823120231fc21f693cb722f408732c9de2 Mon Sep 17 00:00:00 2001
From: Donal McBreen <donal@37signals.com>
Date: Fri, 21 Nov 2025 11:25:16 +0000
Subject: [PATCH] Remove the old fulltext indexes

We only search by account_key, content, and title now.
---
 ...old_fulltext_indexes_from_search_records.rb | 16 ++++++++++++++++
 db/schema.rb                                   | 18 +-----------------
 2 files changed, 17 insertions(+), 17 deletions(-)
 create mode 100644 db/migrate/20251121112416_remove_old_fulltext_indexes_from_search_records.rb

diff --git a/db/migrate/20251121112416_remove_old_fulltext_indexes_from_search_records.rb b/db/migrate/20251121112416_remove_old_fulltext_indexes_from_search_records.rb
new file mode 100644
index 000000000..f9d38dadf
--- /dev/null
+++ b/db/migrate/20251121112416_remove_old_fulltext_indexes_from_search_records.rb
@@ -0,0 +1,16 @@
+class RemoveOldFulltextIndexesFromSearchRecords < ActiveRecord::Migration[8.2]
+  def up
+    # Remove the old fulltext indexes (content, title) from all 16 search_records shards
+    # We're keeping the new indexes (account_key, content, title) for tenant-aware searching
+    (0..15).each do |shard|
+      remove_index "search_records_#{shard}", name: "index_search_records_#{shard}_on_content_and_title"
+    end
+  end
+
+  def down
+    # Re-create the old fulltext indexes in case we need to rollback
+    (0..15).each do |shard|
+      add_index "search_records_#{shard}", [ :content, :title ], type: :fulltext, name: "index_search_records_#{shard}_on_content_and_title"
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index d94794ed3..f951af36b 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
+ActiveRecord::Schema[8.2].define(version: 2025_11_21_112416) do
   create_table "accesses", id: :uuid, charset: "utf8mb4", collation: "utf8mb4_0900_ai_ci", force: :cascade do |t|
     t.datetime "accessed_at"
     t.uuid "account_id", null: false
@@ -420,7 +420,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_0_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_0_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_0_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_0_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -436,7 +435,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_1_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_1_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_1_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_1_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -452,7 +450,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_10_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_10_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_10_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_10_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -468,7 +465,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_11_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_11_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_11_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_11_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -484,7 +480,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_12_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_12_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_12_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_12_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -500,7 +495,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_13_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_13_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_13_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_13_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -516,7 +510,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_14_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_14_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_14_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_14_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -532,7 +525,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_15_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_15_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_15_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_15_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -548,7 +540,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_2_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_2_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_2_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_2_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -564,7 +555,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_3_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_3_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_3_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_3_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -580,7 +570,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_4_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_4_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_4_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_4_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -596,7 +585,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_5_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_5_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_5_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_5_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -612,7 +600,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_6_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_6_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_6_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_6_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -628,7 +615,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_7_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_7_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_7_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_7_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -644,7 +630,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_8_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_8_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_8_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_8_on_searchable_type_and_searchable_id", unique: true
   end
 
@@ -660,7 +645,6 @@ ActiveRecord::Schema[8.2].define(version: 2025_11_21_092508) do
     t.string "title"
     t.index ["account_id"], name: "index_search_records_9_on_account_id"
     t.index ["account_key", "content", "title"], name: "index_search_records_9_on_account_key_and_content_and_title", type: :fulltext
-    t.index ["content", "title"], name: "index_search_records_9_on_content_and_title", type: :fulltext
     t.index ["searchable_type", "searchable_id"], name: "index_search_records_9_on_searchable_type_and_searchable_id", unique: true
   end