Update Lang Version to 12 ...

Add Support for Get All as Async Enumerable ...

Interfaces/IXBaseRepository.cs

@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Linq.Expressions;
+using System.Runtime.CompilerServices;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.EntityFrameworkCore.Query;

Interfaces/IXBaseRepositoryService.cs

@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Linq.Expressions;
+using System.Runtime.CompilerServices;
 using System.Threading;
 using System.Threading.Tasks;
 using AutoMapper;
@@ -227,6 +228,22 @@ namespace xDataService.Interfaces
             CancellationToken cancellationToken = default
         );
 
+        /// <summary>
+        /// retrieve all exists Dtos
+        /// as Async Enumerable ...
+        /// </summary>
+        /// <param name="ignoreSoftDeleteds"></param>
+        /// <param name="orderBuilder"></param>
+        /// <param name="includeBuilder"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        IAsyncEnumerable<TDto> GetAllAsAsyncEnumerable(
+            bool ignoreSoftDeleteds = true,
+            Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> orderBuilder = null,
+            Func<IQueryable<TEntity>, IIncludableQueryable<TEntity, object>> includeBuilder = null,
+            CancellationToken cancellationToken = default
+        );
+
         /// <summary>
         /// find an Dto by providing a Conditional Expression ...
         /// </summary>