Add created_at index to threads table - closes #4069

database/migrations/2024_06_18_010101_add_index_to_threads_table.php

@@ -0,0 +1,39 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddIndexToThreadsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        // https://github.com/freescout-help-desk/freescout/issues/4069#issuecomment-2175476858
+        Schema::table('threads', function (Blueprint $table) {
+            $table->index(['created_at']);
+        });
+        // Schema::table('conversations', function (Blueprint $table) {
+        //     $table->index(['mailbox_id', 'state', 'status'], 'conversations_id_state_status');
+        // });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('threads', function (Blueprint $table) {
+            $table->dropIndex(['created_at']);
+        });
+        // Schema::table('conversations', function (Blueprint $table) {
+        //     $table->dropIndex('conversations_id_state_status');
+        // });
+    }
+}