From f28bbc2a74de68578c3b6585e70dab840670c02d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=B6=8C=ED=98=81=EC=84=B1?= <shine1324@gmail.com>
Date: Fri, 13 Feb 2026 09:23:50 +0900
Subject: [PATCH] =?UTF-8?q?fix:quotes=20=EB=AA=A9=EB=A1=9D=20=EC=A1=B0?=
 =?UTF-8?q?=ED=9A=8C=20=EC=8B=9C=20MySQL=20Out=20of=20sort=20memory=20?=
 =?UTF-8?q?=EC=97=90=EB=9F=AC=20=ED=95=B4=EA=B2=B0?=
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- quotes(tenant_id, registration_date, id) 복합 인덱스 추가
- ORDER BY registration_date DESC, id DESC 정렬 시 filesort 제거

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 ...47_add_composite_index_to_quotes_table.php | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 database/migrations/2026_02_13_092247_add_composite_index_to_quotes_table.php

diff --git a/database/migrations/2026_02_13_092247_add_composite_index_to_quotes_table.php b/database/migrations/2026_02_13_092247_add_composite_index_to_quotes_table.php
new file mode 100644
index 0000000..dfc7c56
--- /dev/null
+++ b/database/migrations/2026_02_13_092247_add_composite_index_to_quotes_table.php
@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('quotes', function (Blueprint $table) {
+            $table->index(['tenant_id', 'registration_date', 'id'], 'idx_quotes_tenant_registration_id');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('quotes', function (Blueprint $table) {
+            $table->dropIndex('idx_quotes_tenant_registration_id');
+        });
+    }
+};