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Don't use RETURNING clause with EFCore

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The RETURNING clause helps with performance and is now default of EFCore. However, EFCore cannot automatically perform retry when the table was locked/busy. Disable it as a workaround for the locking issues of very huge databases.
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gnattu 2025-02-04 15:38:25 +08:00
parent d376b5fbc7
commit b0e853070b
1 changed files with 21 additions and 0 deletions
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21
Jellyfin.Server.Implementations/JellyfinDbContext.cs
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@ -4,6 +4,8 @@ using Jellyfin.Data.Entities;
using Jellyfin.Data.Entities.Security;
using Jellyfin.Data.Interfaces;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Metadata.Builders;
using Microsoft.EntityFrameworkCore.Metadata.Conventions;
using Microsoft.Extensions.Logging;
namespace Jellyfin.Server.Implementations;
@ -271,4 +273,23 @@ public class JellyfinDbContext(DbContextOptions<JellyfinDbContext> options, ILog
// Configuration for each entity is in its own class inside 'ModelConfiguration'.
modelBuilder.ApplyConfigurationsFromAssembly(typeof(JellyfinDbContext).Assembly);
}
/// <inheritdoc/>
protected override void ConfigureConventions(ModelConfigurationBuilder configurationBuilder)
{
configurationBuilder.Conventions.Add(_ => new DoNotUseReturningClauseConvention());
}
private class DoNotUseReturningClauseConvention : IModelFinalizingConvention
{
public void ProcessModelFinalizing(
IConventionModelBuilder modelBuilder,
IConventionContext<IConventionModelBuilder> context)
{
foreach (var entityType in modelBuilder.Metadata.GetEntityTypes())
{
entityType.UseSqlReturningClause(false);
}
}
}
}