From d8fa8ceffb16c4c9f446226e4e94138951a1b012 Mon Sep 17 00:00:00 2001
From: William Allen <william.allen@kitware.com>
Date: Tue, 10 Mar 2026 10:47:11 -0400
Subject: [PATCH] Add index for efficient next/previous build lookup

None of our indexes currently cover the very common case of looking up next and previous instances of a build.  This commit adds such an index, allowing the queries to avoid going to the heap.
---
 ...026_03_10_143442_next_previous_build_index.php | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 database/migrations/2026_03_10_143442_next_previous_build_index.php

diff --git a/database/migrations/2026_03_10_143442_next_previous_build_index.php b/database/migrations/2026_03_10_143442_next_previous_build_index.php
new file mode 100644
index 0000000000..c888c82d1c
--- /dev/null
+++ b/database/migrations/2026_03_10_143442_next_previous_build_index.php
@@ -0,0 +1,15 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration {
+    public function up(): void
+    {
+        DB::statement('CREATE INDEX ON build(projectid, siteid, name, type, starttime) INCLUDE (id)');
+    }
+
+    public function down(): void
+    {
+    }
+};