From 69baa9c4679d376f001cc71ec0a0d9a1791e7adf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fernando=20Fern=C3=A1ndez?= <ferferga@hotmail.com>
Date: Tue, 11 May 2021 23:26:00 +0200
Subject: [PATCH] Run SQLite query planner optimization at shutdown/restart

---
 Jellyfin.Server/Program.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Jellyfin.Server/Program.cs b/Jellyfin.Server/Program.cs
index c10b2ddb3a..d0f10b4678 100644
--- a/Jellyfin.Server/Program.cs
+++ b/Jellyfin.Server/Program.cs
@@ -12,10 +12,12 @@ using System.Threading.Tasks;
 using CommandLine;
 using Emby.Server.Implementations;
 using Emby.Server.Implementations.IO;
+using Jellyfin.Server.Implementations;
 using MediaBrowser.Common.Configuration;
 using MediaBrowser.Common.Net;
 using MediaBrowser.Controller.Extensions;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection.Extensions;
@@ -221,6 +223,14 @@ namespace Jellyfin.Server
             finally
             {
                 appHost.Dispose();
+                _logger.LogInformation("Running query planner optimizations in the database... This might take a while");
+
+                // Run after disposing the application
+                using var context = new JellyfinDbProvider(appHost.ServiceProvider, appPaths).CreateContext();
+                if (context.Database.IsSqlite())
+                {
+                    context.Database.ExecuteSqlRaw("PRAGMA optimize");
+                }
             }
 
             if (_restartOnShutdown)