Sync changes with version5.

Author: sdanyliv

Source/LinqToDB.EntityFrameworkCore/Internal/LinqToDBForEFQueryProvider.cs

@@ -160,8 +160,17 @@ IEnumerator IEnumerable.GetEnumerator()
 		/// <returns>Query result as <see cref="IAsyncEnumerable{T}"/>.</returns>
 		public IAsyncEnumerator<T> GetAsyncEnumerator(CancellationToken cancellationToken)
 		{
-			return Task.Run(() => QueryProvider.ExecuteAsyncEnumerable<T>(Expression, cancellationToken),
-				cancellationToken).Result.GetAsyncEnumerator(cancellationToken);
+			async IAsyncEnumerable<T> EnumerateAsyncEnumerable([EnumeratorCancellation] CancellationToken ct)
+			{
+				var asyncEnumerable = await QueryProvider.ExecuteAsyncEnumerable<T>(Expression, ct)
+					.ConfigureAwait(false);
+				await foreach (var item in asyncEnumerable.WithCancellation(ct).ConfigureAwait(false))
+				{
+					yield return item;
+				}
+			}
+
+			return EnumerateAsyncEnumerable(cancellationToken).GetAsyncEnumerator(cancellationToken);
 		}
 
 		/// <summary>

Source/LinqToDB.EntityFrameworkCore/LinqToDBForEFToolsDataConnection.cs

@@ -140,7 +140,7 @@ public TypeKey(IEntityType entityType, IModel? model)
 			}
 
 			public IEntityType EntityType { get; }
-			public IModel? Model { get; }
+			public IModel?     Model      { get; }
 
 			protected bool Equals(TypeKey other)
 			{
@@ -187,7 +187,7 @@ object IEntityServiceInterceptor.EntityCreated(EntityCreatedEventData eventData,
 				return entity;
 
 			if (!LinqToDBForEFTools.EnableChangeTracker
-			    || !Tracking 
+			    || !Tracking
 			    || Context!.ChangeTracker.QueryTrackingBehavior == QueryTrackingBehavior.NoTracking)
 				return entity;