增加savechange对AutoTransactionsEnabled的支持[#133]

samples/Sample.SqlServer/Controllers/ValuesController.cs

@@ -148,8 +148,19 @@ namespace Sample.SqlServer.Controllers
             //await _defaultTableDbContext.SaveChangesAsync();
 
             var sresultx1121222 = await _defaultTableDbContext.Set<SysUserMod>().Where(o => o.Id == "198").MaxAsync(o => o.Age);
+
+
+
+
             var unionUserIds = await _defaultTableDbContext.Set<SysUserMod>().Select(o => new UnionUserId() { UserId = o.Id })
                 .Union(_defaultTableDbContext.Set<SysUserSalary>().Select(o => new UnionUserId() { UserId = o.UserId })).UseUnionAllMerge().ToListAsync();
+
+
+
+
+
+
+
             var unionUserIdCounts = await _defaultTableDbContext.Set<SysUserMod>().Select(o => new UnionUserId() { UserId = o.Id })
                 .Union(_defaultTableDbContext.Set<SysUserSalary>().Select(o => new UnionUserId() { UserId = o.UserId })).UseUnionAllMerge().CountAsync();
             var hashSet = unionUserIds.Select(o => o.UserId).ToHashSet();

samples/Sample.SqlServerShardingAll/Controllers/TestController.cs

@@ -6,7 +6,9 @@ using Microsoft.EntityFrameworkCore;
 using Sample.SqlServerShardingAll.Entities;
 using ShardingCore;
 using ShardingCore.Core.VirtualDatabase.VirtualDataSources;
+using ShardingCore.Core.VirtualDatabase.VirtualTables;
 using ShardingCore.DynamicDataSources;
+using ShardingCore.Helpers;
 
 namespace Sample.SqlServerShardingAll.Controllers
 {
@@ -22,6 +24,9 @@ namespace Sample.SqlServerShardingAll.Controllers
         }
         public async Task<IActionResult> Query()
         {
+            var virtualTableManager = ShardingContainer.GetService<IVirtualTableManager<MyDbContext>>();
+            virtualTableManager.AddVirtualTable()
+
             #region 动态数据源
 
             var virtualDataSource = ShardingContainer.GetRequiredCurrentVirtualDataSource<MyDbContext>();

src/ShardingCore/DbContexts/ShardingDbContextFactory.cs

@@ -28,7 +28,7 @@ namespace ShardingCore.DbContexts
             {
                 shardingTableDbContext.RouteTail = routeTail;
             }
-            var dbContextModel = dbContext.Model;
+            _ = dbContext.Model;
             return dbContext;
         }
 

src/ShardingCore/Sharding/AbstractShardingDbContext.cs

@@ -398,7 +398,7 @@ namespace ShardingCore.Sharding
             //ApplyShardingConcepts();
             int i = 0;
             //如果是内部开的事务就内部自己消化
-            if (Database.CurrentTransaction==null&&ShardingDbContextExecutor.IsMultiDbContext)
+            if (Database.AutoTransactionsEnabled&&Database.CurrentTransaction==null&&ShardingDbContextExecutor.IsMultiDbContext)
             {
                 using (var tran = Database.BeginTransaction())
                 {
@@ -429,7 +429,7 @@ namespace ShardingCore.Sharding
             //ApplyShardingConcepts();
             int i = 0;
             //如果是内部开的事务就内部自己消化
-            if (Database.CurrentTransaction==null && ShardingDbContextExecutor.IsMultiDbContext)
+            if (Database.AutoTransactionsEnabled && Database.CurrentTransaction==null && ShardingDbContextExecutor.IsMultiDbContext)
             {
                 using (var tran = await Database.BeginTransactionAsync(cancellationToken))
                 {