Fix db context configuration.

backend/src/Squidex.Data.EntityFramework/AppDbContext.cs

@@ -29,16 +29,6 @@ public abstract class AppDbContext(DbContextOptions options, IJsonSerializer jso
 {
     public abstract SqlDialect Dialect { get; }
 
-    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
-    {
-        // Almost everything is read only or written by inserting new entities, so tracking would
-        // only cost a snapshot of every entity that is read. The few stores that update an entity
-        // they have queried ask for it with AsTracking.
-        optionsBuilder.UseQueryTrackingBehavior(QueryTrackingBehavior.NoTracking);
-
-        base.OnConfiguring(optionsBuilder);
-    }
-
     protected override void OnModelCreating(ModelBuilder builder)
     {
         var jsonColumnType = Dialect.JsonColumnType();

backend/src/Squidex.Data.EntityFramework/ContentDbContext.cs

@@ -19,15 +19,6 @@ public abstract class ContentDbContext(DbContextOptions options, IJsonSerializer
 {
     public abstract SqlDialect Dialect { get; }
 
-    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
-    {
-        // Contents are never written by changing a queried entity, they are inserted in bulk, so
-        // tracking only costs a snapshot of every content that is read.
-        optionsBuilder.UseQueryTrackingBehavior(QueryTrackingBehavior.NoTracking);
-
-        base.OnConfiguring(optionsBuilder);
-    }
-
     protected override void OnModelCreating(ModelBuilder modelBuilder)
     {
         modelBuilder.UseContent(jsonSerializer, Dialect.JsonColumnType(), options.Prefix());

backend/src/Squidex.Data.EntityFramework/Infrastructure/Extensions.cs

@@ -54,9 +54,15 @@ public static class Extensions
         return options.GetExtension<PrefixExtension>().Prefix;
     }
 
-    public static DbContextOptionsBuilder SetDefaultWarnings(this DbContextOptionsBuilder builder)
+    public static DbContextOptionsBuilder SetDefaults(this DbContextOptionsBuilder builder)
     {
         builder.ConfigureWarnings(w => w.Ignore(CoreEventId.CollectionWithoutComparer));
+
+        // Almost everything is read only or written by inserting new entities, so tracking would
+        // only cost a snapshot of every entity that is read. The few stores that update an entity
+        // they have queried ask for it with AsTracking. This cannot be done in OnConfiguring,
+        // because the contexts are pooled and pooling forbids to modify the options there.
+        builder.UseQueryTrackingBehavior(QueryTrackingBehavior.NoTracking);
         return builder;
     }
 

backend/src/Squidex.Data.EntityFramework/ServiceExtensions.cs

@@ -82,7 +82,7 @@ public static class ServiceExtensions
 
                 services.AddPooledDbContextFactory<MySqlAppDbContext>(builder =>
                 {
-                    builder.SetDefaultWarnings();
+                    builder.SetDefaults();
                     builder.UseMySql(connectionString, version, options =>
                     {
                         options.UseNetTopologySuite();
@@ -93,7 +93,7 @@ public static class ServiceExtensions
 
                 services.AddNamedDbContext<MySqlContentDbContext>((builder, name) =>
                 {
-                    builder.SetDefaultWarnings();
+                    builder.SetDefaults();
                     builder.UseBulkInsertMySql();
                     builder.UseMySql(connectionString, version, options =>
                     {
@@ -118,7 +118,7 @@ public static class ServiceExtensions
             {
                 services.AddPooledDbContextFactory<PostgresAppDbContext>(builder =>
                 {
-                    builder.SetDefaultWarnings();
+                    builder.SetDefaults();
                     builder.UseBulkInsertPostgreSql();
                     builder.UseNpgsql(connectionString, options =>
                     {
@@ -128,7 +128,7 @@ public static class ServiceExtensions
 
                 services.AddNamedDbContext<PostgresContentDbContext>((builder, name) =>
                 {
-                    builder.SetDefaultWarnings();
+                    builder.SetDefaults();
                     builder.UseBulkInsertPostgreSql();
                     builder.UseNpgsql(connectionString, options =>
                     {
@@ -152,7 +152,7 @@ public static class ServiceExtensions
             {
                 services.AddPooledDbContextFactory<SqlServerAppDbContext>(builder =>
                 {
-                    builder.SetDefaultWarnings();
+                    builder.SetDefaults();
                     builder.UseSqlServer(connectionString, options =>
                     {
                         options.UseNetTopologySuite();
@@ -162,7 +162,7 @@ public static class ServiceExtensions
 
                 services.AddNamedDbContext<SqlServerContentDbContext>((builder, name) =>
                 {
-                    builder.SetDefaultWarnings();
+                    builder.SetDefaults();
                     builder.UseBulkInsertSqlServer();
                     builder.UseSqlServer(connectionString, options =>
                     {

backend/tests/Squidex.Data.Tests/EntityFramework/TestHelpers/MySqlFixture.cs

@@ -46,6 +46,7 @@ public class MySqlFixture(string? reuseId = null) : IAsyncLifetime, ISqlContentF
             new ServiceCollection()
                 .AddPooledDbContextFactory<TestDbContextMySql>(builder =>
                 {
+                    builder.SetDefaults();
                     builder.UseBulkInsertMySql();
                     builder.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString), options =>
                     {
@@ -55,6 +56,7 @@ public class MySqlFixture(string? reuseId = null) : IAsyncLifetime, ISqlContentF
                 })
                 .AddNamedDbContext<MySqlContentDbContext>((builder, name) =>
                 {
+                    builder.SetDefaults();
                     builder.UseBulkInsertMySql();
                     builder.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString), options =>
                     {

backend/tests/Squidex.Data.Tests/EntityFramework/TestHelpers/PostgresFixture.cs

@@ -45,6 +45,7 @@ public class PostgresFixture(string? reuseId) : IAsyncLifetime, ISqlContentFixtu
             new ServiceCollection()
                 .AddPooledDbContextFactory<TestDbContextPostgres>(builder =>
                 {
+                    builder.SetDefaults();
                     builder.UseBulkInsertPostgreSql();
                     builder.UseNpgsql(connectionString, options =>
                     {
@@ -53,6 +54,7 @@ public class PostgresFixture(string? reuseId) : IAsyncLifetime, ISqlContentFixtu
                 })
                 .AddNamedDbContext<PostgresContentDbContext>((builder, name) =>
                 {
+                    builder.SetDefaults();
                     builder.UseBulkInsertPostgreSql();
                     builder.UseNpgsql(connectionString, options =>
                     {

backend/tests/Squidex.Data.Tests/EntityFramework/TestHelpers/SqlServerFixture.cs

@@ -47,6 +47,7 @@ public class SqlServerFixture(string? reuseId = null) : IAsyncLifetime, ISqlCont
             new ServiceCollection()
                 .AddPooledDbContextFactory<TestDbContextSqlServer>(builder =>
                 {
+                    builder.SetDefaults();
                     builder.UseBulkInsertSqlServer();
                     builder.UseSqlServer(connectionString, options =>
                     {
@@ -55,6 +56,7 @@ public class SqlServerFixture(string? reuseId = null) : IAsyncLifetime, ISqlCont
                 })
                 .AddNamedDbContext<SqlServerContentDbContext>((builder, name) =>
                 {
+                    builder.SetDefaults();
                     builder.UseBulkInsertSqlServer();
                     builder.UseSqlServer(connectionString, options =>
                     {